• Author / Uploaded
• Alex San Tana

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GROUP 2 ELECTRICAL CIRCUIT RELAY(M2)

NO.

GND(CONTROLLER) GND(BLOWER) FUSE(IG) FUSE(Battery) FUSE(Battery) DPS(COMPRESSOR) CONDENSOR FAN ILLUMINATION

1 2 3 4 5 6 7 8

RW/R 2R LW LY G

3 4 5 6 7 8

DESTINATION

8 9

MOTOR DRIVE SIG

2

MOTOR DRIVE-

3

MOTOR DRIVE+

4

CONTINUE 24V

7

WASHER P/P

8

WASHER SIG.

9

1 2 3 4 5 6 7

B

6

VCC

INT. SIG

10

WIPER CUT SW

11

N.C

12

FEED BACK

13

1

W

4

R

5

V

6

L

7

BR

8

R

12 11

8

2

7

8

10

CIGARLIGHT

CS-1

GY

CN-48

h

DOOR SW 10 9

8 4

GY

1

Y

7

S.R+

8

10

R

2 11

S.R+

9

ACC

10

B+

11

S.L+

12

Y

Y W

CN-143 1

N.C RADIO ON/OFF

2

BAND

3

BAND

4

SEEK

5

SEEK

6

N.C

7

GND

8

VOL/R OUT VOL/L OUT

10

VOL/R IN

11

VOL/L IN

12

GND

13

N.C

14

NO.

1

1 2 3 4 5 6 7 8 9 10 11 12

2 3

2B

4

Y

5

B

6 7

G

4 5 6 7 8 9 10

OR

11

20 21 22 23 24

R G L BR OR

12

Y V GY W B R

CN-144 1

VOLUME L/IN

2

VOLUME R/IN

3

6 7 9

BAND

10 11

SEEK UP

2

Y B R R G L BR OR

12

1

B

5

5

22 G7

B

GND

CN-56 POWER IG(24V)

1

GND

2

RX

3

TX

4

FUSE

12 28

L G

13

SPARE

GND

17 18 19 20

18 19 20

CS-5 GY

1

5A

2

GY 18A

3 7

CL-9

B

CS-26

1

OR

CS-54 10

10

9

3a 7a

CL-8

B

L

OR

5

5

1

M

B

8 9 10 11 12 13 14

L

1

15 7 16 6 17 18 19 20 21 22 23 24

15 7

G

2

SPARE SW

BEACON LAMP

CS-23 9

10

10

6

7

9

G

G1 6A

Y

16

B

8

5

5

4

6

G

25 4 26 27 28 3 29 2 30 G1 31 1

1

ENG OIL PS

CS-27 10

9

10

C

9

CN-9 1

Y

2 3

BR

4

B

5

W

6

G/OR

7

GY

8 G

1 2

Y

3

G

4

OR

5

GY

6

B

7

OR

8

BR

9

R

10

V

11

W

R

4

1 3 2

6 5

CABIN LIGHT 24V

WASHER SIG

CABIN LIGHT 24V

INT. SIG

GND

TRAVEL ALARM

12

1 2 3 4 5 6 7 8 9 10

1 2

W

3

BR

4

L

5

OR

6

GY

7

Y

8

L

9

B

10

OR/W

11

R

12

15

11 W 12 G/OR 13

GND HORN RELAY NC WIPER CONTROLLER CPU CONTROLLER CPU CONTROLLER CPU CONTROLLER NC

1 2 3 4 5 6 7 8 9 10 11 12

NC NC FUSE BEACON LAMP FUSE BRAKER SOL NC FUSE SAFETY RELAY POWER RELAY DIODE(DO-2) FUSE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

HEAD LAMP WORK LAMP WIPER CONTROLLER CPU CONTROLLER FUSE CABIN LIGHT FUSE FUSE WIPER CONTROLLER GND CPU CONTROLLER FUSE FUSE FUSE FUSE

RH HARNESS

A

B

C

DESTINATION

1 2 3 4 5 6 7 8

ACCEL DIAL

START KEY SW

1

15R

V

SPARE SW SPARE SW BEACON LAMP 24V BEACON LAMP SIG BRAKER SW 24V BRAKER SIG SPARE SW SPARE SW START KEY (START SIG) START KEY (ACC) START KEY (BR) START KEY (COM)

3

3 2 1

R/W W B

1

1 3 2

PUMP1 PRESS(21EG-32200)

24V SIG GND

R G W

CD-43 3 2 1

R/W BR B

CR-23

CN-45

M

1 2

B+ CD-42

105

116

3R

3R

2

1

CN-60

5W 104

5W 115

2

1

85

86 30

87a 87

30

86

85

87

87a

Pa

BR

Y

R

2

1

CR-2

L

106 101

BR

CN-29

G

G

85

86

87a 87

30

87a

86

85

87

V/W

L

G

30

CR-7

4A 4E 85 106

L

SPARE

SPARE

FUEL FILLER P/P

74

G

SOLENOID 3 OR

1

110

SAFETY SOL

SOLENOID 1 R

R

109

19

3

Y

TRAVEL

PRE-HEAT L

20

CIGAR LIGHTER GY

83

HORN BR

5

AC& HEATER 2L

BEACON LAMP Y

4

86

97

CABIN LAMP

HEAD LAMP

WORK LAMP

WIPER MOTOR

GY

R

GY/W

Y

87

88

10

START,STOP

CONVERTOR

SWITCH PANEL

CPU

GY

L/W

OR

L

15

90

8

78

CASSETTE RADIO

CLUSTER BR

V

AC BLOWER RW

56

CN-95

28

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

27 20A

10A

10A

10A

5A

10A

5A

10A

10A

10A

20A

5A

10A

10A

10A

20A

9

10

11 30A

5A

5A

10A

5

8

6

4

3

2

7 5A

20A

5A

CPU B+ GY

117

WIPER+ R

AC& HEATER

START KEY

ROOM LAMP

CN-36

2R

5 5A 22 98

G

92

V

DO-3 2

9

99

B

112

G

96 89

DIODE

1

DO-2 2

DIODE

1

DO-1

G

2

W

DIODE

1

CN-61

B

M

1

G

2

FUEL PUMP G53

B

22A

R

G52 22

B

CN-25 1 2

HORN 1

R

2

G3 98

B

81 13 25 11

B W

6

G/OR

7

G61

B

6

R

CL-4 1 2

HEAD LAMP

8

CN-8 1 2

G OR GY

6 7

BR

9

R

10

V

11

W

12

1

HEAD LIHGT SIG WORK LIHGT SIG WIPER DRIVE SIG PRE HEAT SIG SW PANEL 24V CABIN LIGHT SIG HEAD LIHGT 24V WORK LIHGT 24V WASHER SIG GND TRAVEL ALARM SIG CABIN LIGHT 24V

95 G71

2

B

1

BREAKER SOL

6 91 82 44 L 90 OR 89 GY 88 Y 87 L 79 B G4 OR/W 28 R 86

G51 91

R V

2

CN-66

GY

1E 94 93 92 18

OR

8

CN-7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

97 96 1A 95

Y

3 4 5

CN-12

B

2

V

1

B

2

2

B

V

1

1

V

CL-5 1 2

W

3

BR

4 5 6 7 8 9 10 11 12

WORK LAMP

84 G54

2A

B

1A

V

1 2

CD-31

L/W

CL-6

Pa

2

B

1

OVERLOAD PS

13 14 15

RH CONSOL CN-125 41

R

41

R

CN-125

1

1

2

2

3

3

4

4

20 20A 107 62

99A 93 43 24

Y R B Or

CR-36

L

30

L

86

V Y/W

87a 87

85

30

86

87 85 87a

PRE-HEAT

GPS CONNECTOR

NO.

DESTINATION

1 2 3 4 5 6 7 8 9 10 11 12

OVERLOAD SW OVERLOAD SW WIPER MOTOR 24V GND CIGARLIGHTER 24V CIGARLIGHTER ILL. WIPER DRIVE SIG INT. SIG WASHER PUMP NC

CN-6

QUICK COUPLING SW 24V

1

QUICK COUPLING SW SIG

2

L/W

5 6 7 8 9 10 11

Y

G72

B

CN-140 2 1

QUICK COUPLING 10E 80A

GY/W

10A 80

GY/W

DO-5 2

V

1

CN-22 M

2

V

1

WASHER PUMP

12

79

L

1

WASHER SIG NC CLUSTER 24V WIPER MOTOR CONT. CONVERTOR 24V HOUR METER SIG HOUR METER 24V SHIELD CLUSTER GND CLUSTER SERIAL+ (RX) CLUSTER SERIAL- (TX) NC

21

G

CN-5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

1 21 84 46 GY/W 10 B G2 GY 83 R 6F W 82 BR 81 V 80 OR Y

3 4

2

77 58 78 W/OR 61 OR 8 SH 70 B 113 Y 68 L 69 BR

3

R

4

GY

5 6 7 8 9 10 11 12 13 14 15

RH SIDE NO.

CN-4

DESTINATION

1 2 3 4 5 6 7 8

G6 34 G7 45

B

1

POWER MAX SW POWER MAX SW O/T DECEL SW O/T DECEL SW NC SAFETY SW (Com) SAFETY SW (NC) SAFETY SW (NO)

Y

2

B

3

GY

4 5 6 7 8

B

G8

G

76

37A

V/W

CN-68

R

109 76

2

G

1

SAFETY SOL

LH CONSOL NO.

CN-2

DESTINATION

1 2 3 4 5 6 7 8 9 10 11 12

G12

B

CN-92

ENG OIL PS

1

AC COMP

2

FUEL CUT-OFF SOL(E)

3

FUEL CUT-OFF SOL(F)

4

FUEL CUT-OFF SOL(H)

V/W B GY L/W

5

WATER TEMP SENDOR

B

6

WATER TEMP SENDOR

7

PRE-HEAT

8

30 85 G44 17A 15A 12E 32 107 49 75 67 65

GY/W

G V OR

PUMP EPPR V/V

9

PUMP EPPR V/V

10

TACHO SENSOR

11

TACHO SENSOR

12

BR Y L

GY

2

W

3

86

L/W

87a 87

85

30

86

87

V/W

85

SAFETY RY Y

19A 51

V

CN-81 1 2

TRAVEL BZ

L B

CD-10

Pa

AIR CLEANER SW

G43 17 16

B

30

BR

87a

36 G31

1

GND ENG START SIG ALT LEVEL PRE-HEAT

CR-5

GY

17 94 15 37

4

CN-19B 1

ENG HARNESS FRONT

M

W

9A

16A

G62 110

Y

BR

4 5

CN-3

12

PRE-HEAT RY

PRE HEATER

R

G1

Y

2

CN-1

G

B

CN-20 CN-9

1 2 3 4 5 6 7 8 9 10 11 12

1 2 3 4

CR-24

24V

G

12

DESTINATION HORN SW HORN SW NC INT. SIG ACCEL DIAL(-) ACCEL DIAL(SIG) ACCEL DIAL(+) SPARE SW

15R

GND

100 6E

B

HARNESS ENG REAR

TACHO SENSOR

SIG

R

V

OR

11

SWITCH PANEL

L 9

FROM STARTER >

CN-10

9E G22

6A

R

8

1 2 3 4 5 6 7 8

CN-7

V

B

1

CN-142

V

2

W

22 23 24 3

5

4

6

17

CS-2

16

15

14

13

12

8

11

10

5

6

9

7

R

BR 21

25 4 4A 26 27 L 28 OR 3 OR 3A GY 29 Y 2 Y 2A L 30 B G4 OR/W 31 BR 10 R 1 R 1A

NO.

CN-8

L

14

BR

V

V

R

W

4

1

2

3

CN-116

ENGINE HARNESS REAR

WORK LIGHT 24V

12

WORK LIGHT 24V

11

L

BREAKER SW

HEAD LIHGT 24V

10

Y

B

13

5

GY

PRE-HEAT

9

BR

1

CABIN LIGHT OUT

OR

2

POWER 24V

8

Y 8

2 1

11

4 3

CABIN LIGHT OUT

7

1

WIPER MOTOR DRIVE

6

G

DESTINATION CPU CONTROLLER AC COMP RY. EARTH START SAFETY RY FUSE CPU CONTROLLER CPU CONTROLLER PRE HEAT RY CPU CONTROLLER CPU CONTROLLER CPU CONTROLLER CPU CONTROLLER

WORK LIGHT OUT

5

B

1 2 3 4 5 6 7 8 9 10 11 12

WORK LIGHT OUT

4

L/W

V

NO.

S

BR 7

2 3

GY

-

m

9

+

OR 6

EPPR VLV

1

V/W B

17

OR

HEAD LIGHT OUT

FUEL CUT OFF SOL

CN-2

GY/W

5

5

ST C

1 2 3 4 5 10 11 12 6 7 8 9

3 4 L/W 5 B

GY

GY

7

6

B

AC COMP

G3 5A

B

8

8

BR ACC

1 2

6

1 2

B W

4 5

BR

STARTER

CN-1

R/W

2

3

3 4 5

V

6

1A 4 2A

FROM BATT.RY

1 2 3 4 5 6

START RY

B

1

GY

2

1 2 3

B GY W

CN-3 1 2 3 4

NO. 1 2 3 4

DESTINATION GND SAFETY RY CPU,DIODE(DO-1) PRE-HEAT RY

1 2 3 4 5 6

ENGINE HARNESS FRONT

CPU CONTROLLER NC CPU CONTROLLER CPU CONTROLLER CPU CONTROLLER CPU CONTROLLER

1

P1,P2,P3 B+ NC P1,P2,P3 GND PUMP1 PRESS SIG PUMP2 PRESS SIG PUMP3 PRESS SIG

2

B

3

W

4

BR

5

V

6

75 49

47 38 39 40

BR

CN-19 CN-19A

OR

1

1

2

2

~3 U

HARNESS PUMP PS

B+ I

W

CD-6

Pa

3

GND

R

1

31 G42

B

2

SH 59

TRAVEL PS

ALTERLATOR

SH

7

70

B

1

1 2 63 3E

55 3

64 19

60 3A R

1

2

BR/W

R

1

2

CN-137

L/W

R

1

2

CN-88

G/W

Y

W

1

2

CN-70

73 72 71

B/W 57

R

G

B

POWER BOOM PRIORITY MAX

MAX FLOW

4

3

2

1

7 B

CN-126 RS232 (+)

GND

NC

NC

NC

CN-92

TRAVEL

CN-133

50

71 72 73

OR

G

R

B

36

34

35

33

32

NC

RS232 (GND)

PUMP EPPR(+)

RS232 (-)

23 68 69 30

L

29

SERIAL-RX

Y

28

SERIAL-TX

B 27

GND (MAIN)

26

NC

31

66 8A OR 24

G

23

POWER IG

21

22 NC

ACCEL ACT(-)

20

G 19 NC

OVERLOAD SIG

25

46

51 44 BR 17

NC

V

16

PRE-HEAT SW

18

15

TRAVEL BUZZER

14

NC

13 TRAVEL SPEED SOL.

W

12 ACCEL ACT(+)

V

11 ANTI-RESTART RY

V/W

10 PROGRAM DUMP

NC

9 NC

8

BR

B/W

57 37 54 64

117 48 GY

PUMP EPPR(-)

5 ENG PREHEATER

6

4 HOUR-METER

7

3 POWER MAX SOL.

BATTERY 24V(+)

2 MAX FLOW SOL.

G/W

1

CN-50

BOOM PRIORITY SOL

36 NC

34

35

33 WATER TEMP SENDOR

HYD TEMP SENDOR

NC

32 PUMP PROLIX SW

NC

55 BR/W 60 L/W 63 W/OR 61 Y/W 62

27 GR/OR

32

31 GND (SENSOR)

G

12 B 30 NC

29 NC

26

28

25

NC

24

TACHO SENSOR(+)

27

23

FUEL LEVEL SENSOR

TACHO SENSOR(-)

NC

ACCEL DIAL SIG

13

29 W 25 B/OR 33 L 65 Y 67

W

G/OR 11

B

21 5V (POT&DIAL)

22

19

20 GND (POT&DIAL)

18

NC

NC

17 NC

POT-SIG

36 16 AIR CLEANER SW

L 15

14 O/T DECEL SW

NC

13 TRAVEL OIL PS

GY

12 P3 PRESS SIG.

R

11 P2 PRESS SIG.

V

14 47 16 38 39 40 31 45 BR

W

W

B

R/W

8

9

7

10 P1 PRESS SIG.

6

ALT LEVEL

GND(PRES.SENSOR)

4

24V(PRES.SENSOR)

5

NC

HYD TEMP

NC

ENG OIL PS

GY/W 30

3 TRAVEL ALARM SW

Y

26 34

27 BR/OR

Y/W

2

CN-51

1

ACCEL ACTUATOR

WORKING PS

FUEL LEVEL

OR/W 28

12A B

2

1 C

CD-1

12

B/OR 33

B

1

2

13A 29 W

2

1 P+

G/OR 11A

66 54 V

G

B

SIG

108 WORK PS

SAFETY SW

3

8

4

7

1

CS-20 OR

POWER MAX SW

5

5

6

LH HARNESS

6

V G

CN-76

5 6 7

5

P-

G

4

M-

V

2 3

M+

OR

B GY

3

SAFETY SW

C

Y

NC

A B

A

B

5

CS-4 C

B

G 6 7

Y

3 4

GND CPU CONROLLER GND CPU CONROLLER NC GND NC SAFETY SOL

2

GY

DESTINATION

1 2 3 4 5 6 7 8

M

B

NO.

6

2

1

1

1

CN-4

2

CS-19

ONE TOUCH DECEL

B

Y/W 26

RESISTER

1 2 3 4

2PCS BOOM AUTO-IDLE PS

B Y

2

CN-15

1

CN-15

CS-29

POWER MAX

1

1E 5 2E

2

V B

CD-37

R/W

Pa

1

G41 108

2

Y

3

PUMP3 PRESS(21EG-32210)

B

CD-44

1

G

2

R W

48 50

HARNESS PUMP PS

15R

CD-7

SIG

G13 52

CN-74 G

Pa

24V

BR OR

PUMP2 PRESS(21EG-32200)

GND

B OR

2 R/W 14

CD-2

rp

7 8 10

H

CD-8

WATER TEMP SENDOR

0, I

B G

7

2

6

B

H0 I

5 6 V/W 2

2

1

5

Y

BREAKER

1

CD-17

4

L

4 3

CL-7

G

Y

19 20

B

6 7

CABIN LIGHT

6 3b

7

6

2

2

GY

8

8

1

OR

GY

2

G2 7A 14

B

2

B

2 3

SWITCH PANEL NC FUSE FUSE FUSE CPU CONTROLLER FUSE CPU CASE EARTH GND CPU CONTROLLER CPU CONTROLLER NC NC NC NC

8 9

B

18 5

GY

1

2

3

F

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

HORN

BEACON LAMP SW

H A

12

12

BREAKER

CD-18

CN-75

11

1

BR

1

1

CN-79

10

15

6

E C

9

14

7

1

8

13

8

CN-28

7

BEACON SW SWITCH PANNEL

2

GY/W

6

CLUSTER

REMOCONE

Pa

L

B Y

5

FUSE QUICK COUPLING SOL OVERLOAD PS CPU CONTROLLER FUSE GND FUSE ILLUMINATION SWITCH PANEL SWITCH PANEL WASHER PUMP CPU CONTROLLER

CN-5

BR 17 R 29 GY 14 15 W/OR OR 16 21 SH

L

4

DESTINATION

1 2 3 4 5 6 7 8 9 10 11 12

4

1 OR

3

NO.

G8 G9

B

6 7 1

12V SOCKET

9

GY

8

RADIO ON/OFF BAND SEEK UP

OR

2

18 17 16 15 14 13 19 20 21 22 23 24

B

V

5

EARTH(MAIN) N.C

2

DESTINATION FUSE ILLUMINATION

CABIN LIGHT

W

4

VOLUME L/OUT VOLUME R/OUT

B

CS-26A

CASSETTE RADIO

EARTH(VOLUME)

7

CABIN HARNESS

13 14 15 16 17 18 19

B

9

CN-10

R

5

B

14

GND

V

3 1 4a 9

V

13

S.L+

C

CN-139 1 2

4 5 6

52

B

6

N.C ILL+

B

3

5

S.L-

A

2

4

S.L-

12V

DC/DC CONVERTER

TO:STARTER "B" TERM. BATT RY

OR

3

B G

OR 8E

S.R-

24V GND 12V

24V

2

ROOM LAMP

2

8 7

6

12

L

G21 9

111 G5 4 2R 102 2RW 56 G 101 2B

2

2

9 8

14 G6 22

GY

1

60B

MASTER SW

CR-1

CN-47

1

G

CN-6

RH SIDE HARNESS

1E 28

GY

10

10

9

CN-138

CL-1

CN-27 N.C

CS-52

HOUR METER

SPEAKER LH

S.R-

W/OR 15

-

60B

12V X 2

23

B

16

OR

+

SPEAKER RH

W

60R

B

L Y

B

Y

2A G2

G5 1 8

B GY

2

10

6

5 7

8

3

6

5

4

OR

4

Y

2

OR 4 Y 2 L/W 5 G 6 GY/W 3 G1 B 1 GY R 8 W 9 10 BR 11 V 12 L

WIPER MOTOR HARNESS

CL-2

1

9

10

2

9

1

10

CS-67

GY

OR

7 1A

12

GY

9

9

1

2

8

6 7

8

3

6

2

5

4

B

B

3

GY/W

BATTERY

FUSIBLE LINK

2L

3

CASSETTE RADIO 24V ILLUMINATION NC GND NC CASSETTE&ROOM LAMP B+ NC CASSETTE GND NC BEACON LAMP CABIN LIGHT NC

NO. 9 G3 GY/W 3 29 R 11 V 13 L 10 BR W

2

B

WIPER MOTOR CONT

CN-23

HORN RY

CABIN HARNESS

CN-17

L

R

5

GND

7

1

W

L/W

1

5

8 1 9 10 2 GY/W 3 4 R 5 V 6 L 7 BR 11 OR G

1

FEED BACK

G

OR

CN-141

7 6

AC & HEATER CONTROLLER

G1 5

11

OR

6

WIPER MOTOR

NC

NC

NC

NC

2

M

QUICK COUPLING SW I

CS-50

8 1.25BrR 2

1

5

NC

DUCT SENSOR(GND)

DUCT SENSOR(+)

NC

POWER IG

BATTERY(+)

ILLUMINATION

BATTERY(+)

GND

GND

CONDENSER FAN

COMPRESSOR(DPS)

BLOWER RELAY(HI)

BLOWER RELAY(M2)

BLOWER RELAY(M1)

BLOWER RELAY(LO)

MODE M/ACT(PBR)

MODE M/ACT(M-)

MODE M/ACT(M+)

MODE M/ACT(FOOT)

MODE M/ACT(DEF)

MOTOR ACT(REF)

TEMP M/ACT(PBR)

TEMP MOTOR ACT(-)

TEMP MOTOR ACT(+)

INLET MOTOR(FRE)

INLET MOTOR(REC)

4

OVERLOAD SW CS-53

3

4

WIPER CUT

10 GY 12 4A R 8 G 9 L R

2

2A B

9 1.25GB

14

12

13

11

BrR

GB 9

8

7

RY 6

1

5

CN-24

R/DRYER

2B

2

DESTINATION

1 2 3 4 5 6 7 8 9 10 11 12

CN-21 3

6

1

AC COMP RY

AIR-CON NO.

10

5 6 G

4

5

RW/R 4

3

1 2 BR

BR

RW/R 3

2

1

18

LY

16

17

LW

15

YB

YBr

BG

14

13

LG

YB

LB

WR

9

8

12

11

10

7

BG

GW

Y

6

5

4

GL

BG

17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 LR

BW 16

2

3

1

WB 15

AIR CON

DUCT SENSOR

CN-11

AC CONTROLLER GND BLOWER MOTOR GND AC 24V AC CONTROLLER B+ AC CONTROLLER B+ AC COMP AC CONDENSOR FAN ILLUMINATION

10A

1

DESTINATION

1 2 3 4 5 6 7 8

2

99

W

NO.

1

RY

5A

5A

30

20A

85

86

87a 87

18

Y

30

87a

86

85

CR-35

87

B

3L

W

18A 24 103 G11

Or

1

2

3

4

2B

L

YW 35

32

CN-11

2B

58

M

4

2

1

RY

2

BG

R

6A

L 36

28

RY 6B

33A

BR

104

FUSE BOX

POWER RY

102

3

1

1

4

R 33

4

YB 29

3

2

1

4

3

1,2 32 6 3,4 33 30 31 5

5W

3L

105

3R

BLOWER

4 2

Hi

ML 2

MH 3

Lo 1

YW 35

GB 9B

2

5

7

YB 25

LG

LB 24

26

Y 20A

GW 21

BG

GB 9A

WR

GL 19

22

BG 18

23

LR

Y

17

20

WB 15

1

6

7

3

4

6

2

5

1

4

7

3

6

2

5

1

2

4

3

5

7

6

1

4

3

1

2

BW 16

3

7 5

36

2

4

M

L

1

7

YBr

M

3

27

7 5

36A

2

4

M

100

RELAY(HI)

RESISTOR

MODE(VENT)

103 1

7

10A

MODE(D/FOOT)

TEMP M/ACT

M

3

77

INLET M/ACT

RS232 CONNECTOR

CPU CONTROLLER

30574EL03

4-3

1. POWER CIRCUIT The negative terminal of battery is grounded to the machine chassis through master switch. When the start switch is in the OFF position, the current flows from the positive battery terminal as shown below. 1) OPERATING FLOW Battery Battery relay Fusible link〔CN-60〕 Fuse box〔No.1〕 l/conn〔CN-8(12)〕 Start switch〔CS-2(1)〕 Power relay〔CR-35(30)] Fuse box〔No.2〕 I/conn〔CN-10(6)〕 Room lamp〔CL-1(2)〕 Door switch〔CS-1〕 Cassette radio〔CN-27(11)〕 Fuse box〔No.3〕 l/conn〔CN-11(4)〕 AC & Heater controller〔CN -116(3, 4)〕 Fuse box〔No.4〕 I/conn〔CN - 5(4)〕 I/conn〔CN -17(5)〕 Wiper motor controller 〔CN-141(7)〕 Wiper motor〔CN-21(4)〕 Fuse box〔No.5〕 CPU controller〔CN-50(7)〕 Fuse box〔No.6〕 I/conn〔CN-11(5)〕 Relay(Hi, M2) ※ I/conn : Intermediate connector 2) CHECK POINT Engine

OFF

Start switch

OFF

Check point

Voltage

① - GND (Battery 1EA)

10~12.5V

② - GND (Battery 2EA)

20~25V

③ - GND (Battery 2EA)

20~25V

④ - GND (Fusible link)

20~25V

※ GND : Ground

4-4

C

ST

ACC

BR

4

3 2

6 5

3

4

5

6

7

8

9

10

11

12

13

14

S.R-

S.L-

S.L-

N.C

ILL+

S.R+

S.R+

ACC

B+

S.L+

S.L+

GND

1

2

CASSETTE RADIO

START KEY SW

4-5

2

4

1

3

2

4

R

WIPER MOTOR CONT

7

R

8

7

6

6

5

4

3

5

R

2

1

4

3

2

1

CN-21

R

R

RW/R

2R

R

RW/R

W

R

2RW

2R

W

R

7

CN-50 CPU CONTROLLER

BATTERY 24V(+)

12

11

10

9

8

7

6

5

4

3

2

1

CN-5

8

7

6

5

4

3

2

1

CN-11

12

11

10

GY

2

5

CN-17

6

5

4

3

2

1

CN-8

12

11

10

9

8

Y

60B

CONTINUE 24V

RELAY(M2) RELAY(HI)

3

4

3

2

1

4

6 7

BATTERY

M

4

3

3

2

1

R

Y

5

4

3

2

1

CN-10

60R

WIPER MOTOR CN-141

6

2

AC & HEATER CONTROLLER

4

BATTERY(+)

W

3

1

2

3

BATTERY(+)

1

2 9

ROOM LAMP

4

1 8

RW/R

CL-1 7

R

DOOR SW

5

Y

CS-1

6

CS-2

1

S.R-

B

CN-27

Y

H

GY

H 0 I

GY

0, I

N.C

10A 5A 20A 10A 5A 10A 5A 5A 20A 20A 5A 10A 10A 5A 20A 10A 10A 10A 5A 10A 5A 10A 10A 10A 20A

WIPER+ CPU B+ AC BLOWER CLUSTER CASSETTE RADIO CPU CONVERTOR SWITCH PANEL START, STOP WIPER MOTOR HEAD LAMP WORK LAMP CABIN LAMP BEACON LAMP AC & HEATER HORN CIGAR LIGHTER PRE-HEAT TRAVEL SOLENOID 1 SAFETY SOL SOLENOID 3 FUEL FILLER P/P SPARE SPARE

R GY RW

CN-60

1

2

CN-95

1

3R

3R

5W

5A

AC & HEATER

2R

2

5A

FUSE BOX

20A

ROOM LAMP

30

87

START KEY

5W

87a

Y

CN-46

87a

85

87

86

30

CR-35

W

B

3L

Or

W

86

85

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

POWER CIRCUIT

3R

3L

POWER RY

4

FUSIBLE LINK

3 60B

CR-1 MASTER SW

BATTERY RY

1

30574EL04

2. STARTING CIRCUIT 1) OPERATING FLOW Battery(+) terminal Battery relay 〔CR-1〕 Reset button〔CS-61〕 I/conn〔CN-8(12)〕 Start switch〔CS-2(1)〕

Fuse box〔No.1〕

(1) When start key switch is in ON position Start switch ON〔CS-2(2)〕 I/conn〔CN-8(11)〕 Battery relay〔CR-1〕 Battery relay operating (All power is supplied with the electric component) Start switch ON〔CS-2(3)〕 I/conn〔CN-8(10)〕 Power relay〔CR-35(86) → (87)〕 Fuse box〔No.12〕 l/conn〔CN-2(5)〕 Fuel cut-off〔CN-79 (1)〕 (2) When start key switch is in START position Start switch START〔CS-2(5)〕 I/conn〔CN-8(9)〕 l/conn〔CN-3(2)〕 Start relay〔CR-23〕 l/conn〔CN-2(4)〕 Fuel cut off〔CN-79(2)〕

Safety relay〔CR-5(86) → (30)〕

2) CHECK POINT Engine

Start switch

Check point

Voltage

① - GND(Battery) ② - GND(Start key)

OPERATING

START

③ - GND(Battery relay M4) ④ - GND(Starter B+) ⑤ - GND(Starter M) ⑥ - GND(Start relay) ⑦ - GND(Battery relay M8)

※ GND : Ground

4-6

20~25V

4

START KEY SW

3

2

1

S

I

CN-79

E

1

L/W

1

2

3

4

5

6

CS-2

B GY

B

C

ST

ACC

W

V

R

BR

CN-92

B

11

87

V/W 87a

86

85

7

~

4-7 87 85

30 86

M

2

3

G

CN-74

B+

U

GND

I

ALTERNATOR 60R

SAFETY

3 G

B

G

V

G

W

CN-45

B+

STARTER

4

15R

W

60B

BATTERY

5 CR-23

M B

GY

W

START RY

CPU CONTROLLER

V/W

CPU CONTROLLER

ALTI-RESTART RELAY

CN-50

L/W

9

L/W

GY

B

W

V

R

BR

FUSE BOX

SPARE

SPARE

CN-60

1

2

CN-95

1

2

FUEL FILLER PUMP

SOLENOID 3

SAFETY SOLENOID

SOLENOID 1

TRAVEL

PRE-HEAT

CIGAR LIGHTER

HORN

AC & HEATER

BEACON LAMP

CAB LAMP

WORK LAMP

HEAD LAMP

START, STOP

SWITCH PANEL

CONVERTOR

CPU

87a

85

87

86

30 87a

CR-35

CASSETTE RADIO

CLUSTER

AC BLOWER

CPU B+

WIPER+

AC & HEATER

ROOM LAMP

START KEY

CN-46

WIPER MOTOR

L/W

W

B

CR-5

W

12

11

10

9

8

7

6

5

4

3

2

1

CN-2

12

11

10

9

CN-8

BR

CN-51

L/W

GY

B

W

V

R

BR

3L

Or

W

GY

ALTERNATOR LEVEL

H 0 I

BR

H

3 2

0, I

6 5

3R

3R

5W

5W

20A

10A

10A

10A

5A

10A

5A

10A

10A

10A

20A

5A

10A

10A

5A

20A

20A

5A

5A

10A

5A

10A

20A

5A

10A

5A

5A

20A

30

87

86

85

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

STARTING CIRCUIT

3L

POWER RY 3R

FUSIBLE LINK

30

87a

60B

CR-1 MASTER SW

1

BATTERY RY

DO-3

1 2

DO-2 DIODE

1 2

DIODE

DO-1

1 2

DIODE

6

CN-3

1

2

4 3

FUEL CUT-OFF

30574EL05

3. CHARGING CIRCUIT When the starter is activated and the engine is started, the operator releases the key switch to the ON position. Charging current generated by operating alternator flows into the battery through the battery relay (CR-1). The current also flows from alternator to each electrical component and controller through the fuse box. 1) OPERATING FLOW (1) Warning flow Alternator "I" terminal I/conn〔CN-3(4)〕 CPU alternator level〔CN-51(9)〕 Cluster charging warning lamp(Via serial interface) (2) Charging flow Alternator "B+" terminal

Battery relay(M8)

Battery(+) terminal Reset button〔CS-61〕

Fuse box

2) CHECK POINT Engine

Start switch

Check point

Voltage

① - GND(Battery voltage)

Run

ON

② - GND(Battery relay) ③ - GND(Alternator B+ terminal) ④ - GND(Alternator I terminal) ⑤ - GND(CPU)

※ GND : Ground

4-8

20~30V

ALTERNATOR LEVEL

CN-51

9

CN-50

SERIAL-TX

29

SERIAL-RX

30

CPU CONTROLLER W

Y

68

L

69 12

L

CLUSTER

11

20

10

19

Y

Y

L

9

4

8

B

3

TX

7

RX

6

2

5

RR

4

GND

3

2

POWER IG(24V)

1

CN-5

5A

20A

SWITCH PANEL START, STOP

~

4-9

1

M

16

G

CN-74

3

U

2

G

W

CN-45

B+

STARTER

FUSE BOX

SPARE

SPARE

60R

CN-56

M

CR-23 B

W

START RY

BATTERY

CN-60

1

2

CN-95

1

2

FUEL FILLER PUMP

SOLENOID 3

SAFETY SOLENOID

SOLENOID 1

TRAVEL

PRE-HEAT

CIGAR LIGHTER

HORN

AC & HEATER

BEACON LAMP

CAB LAMP

WORK LAMP

HEAD LAMP

WIPER MOTOR

5A

CONVERTOR

3R

3R

5W

5W

20A

10A

10A

10A

5A

10A

5A

10A

10A

10A

20A

5A

10A

10A

5A

20A

10A

5A

10A

20A

5A

10A

5A

5A

20A

CPU

CASSETTE RADIO

CLUSTER

AC BLOWER

CPU B+

WIPER+

AC & HEATER

ROOM LAMP

START KEY

CN-46

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

CHARGING CIRCUIT

3R

FUSIBLE LINK

60B 60B

CR-1 MASTER SW

21

1

BATTERY RY

DO-1

1 2

DIODE

GY

CN-3

1

2

4 3

5 3

B+ 15R

GND

I

W

ALTERNATOR

4

30574EL06

4. HEAD AND WORK LIGHT CIRCUIT 1) OPERATING FLOW Fuse box (No.14) I/conn〔CN-7(7)〕 Fuse box (No.15) I/conn〔CN-7(8)〕

Switch panel〔CN-116(9)〕 Switch panel〔CN-116(10,11)〕

(1) Head light switch ON Head light switch ON〔CN-116(1)〕 l/conn〔CN-7(1)] Head light ON〔CL-4(2)〕 l/conn〔CN-10(2)〕 Cassette radio illumination ON〔CN-27(7)〕 l/conn〔CN-11(8)〕 AC & Heater controller illumination ON l/conn〔CN-6(8)〕 Cigarlight〔CL-2〕 (2) Work light switch ON Work light switch ON〔CN-116(2,3)〕 l/conn〔CN-7(2)〕 Work light ON〔CL-5(2), CL-6(2)〕

l/conn〔CN-12(1)〕

2) CHECK POINT Engine

Start switch

Check point

Voltage

① - GND(Fuse box) STOP

ON

② - GND(Switch power input) ③ - GND(Switch power output)

20~25V

④ - GND(Head light) ⑤ - GND(Fuse box) ⑥ - GND(Switch power input) STOP

ON

⑦- GND(Switch power output) ⑧ - GND(Work light)

※ GND : Ground

4-10

20~25V

GND

ILL+

7

S.R+

8

10

B+

11

S.L+

12

S.L+

13

CASSETTE RADIO

14

4-11

11

WORK LIGHT 24V

16

17

CABIN LIGHT 24V

CABIN LIGHT 24V

R

8 9 10 11 12 13 14

DUCT SENSOR(+) DUCT SENSOR(GND) NC NC NC NC NC

8 V

B

R

B

12

B

11

V

10

R

2

9

1

8

Y

GY

V

R

R

R

CN-12

7

6

5

4

3

2

1

CN-6

12

11

10

9

8

7

6

5

4

3

2

1

CN-7

12

11

10

9

8

7

6

5

4

3

2

1

CN-10

8

7

V

CL-2

15

14

7

NC

6

B

INT. SIG

TRAVEL ALARM

2

13

Y

Y

GY

6

G

5

5

GND

12

9

10

CABIN LIGHT OUT

HEAD LIHGT 24V

8

CABIN LIGHT OUT

V

V

7

WORK LIGHT 24V

6

7

POWER 24V

5

4

9

ACC

R

WIPER MOTOR DRIVE

S.R+

3

WASHER SIG

6

3

5

WORK LIGHT OUT

4

S.L-

2

S.L-

WORK LIGHT OUT

3

R

2

S.R-

1

1

S.R-

CN-116

N.C

HEAD LIGHT OUT

5

POWER IG

4

4

3

2

1

CN-11

1

PRE-HEAT

N.C ILLUMINATION

BATTERY(+)

3

2

GND BATTERY(+)

1

GND

10A

SPARE

FUSE BOX

20A

10A

FUEL FILLER PUMP

SPARE

10A

TRAVEL

5A

5A

SOLENOID 3

10A

PRE-HEAT

SAFETY SOLENOID

10A

CIGAR LIGHTER

10A

10A

HORN

SOLENOID 1

20A

5A

BEACON LAMP AC & HEATER

10A

CAB LAMP

5A

SWITCH PANEL

10A

5A

CONVERTOR

WORK LAMP

10A

CPU

Y

5A

CASSETTE RADIO

10A

10A

CLUSTER

HEAD LAMP

20A

AC BLOWER

GY

5A

CPU B+

20A

10A

WIPER+

WIPER MOTOR

5A

AC & HEATER

30A

5A

ROOM LAMP

FUEL CUT-OFF

20A

START KEY

CN-46

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

HEAD AND WORK LIGHT CIRCUIT

CL-5 2

1

WORK LAMP 2

1

CL-6

CL-4

HEAD LAMP

2

1

4

AC & HEATER CONTROLLER

CN-27

6

CIGARLIGHT

SWITCH PANEL

30574EL07

5. BEACON LAMP AND CAB LIGHT CIRCUIT 1) OPERATING FLOW Fuse box (No.17) I/conn〔CN-8(3)〕 Fuse box (No.16) I/conn〔CN-7(12)〕 (1) Beacon lamp switch ON Beacon lamp switch ON〔CS-23(2)〕

Beacon lamp switch〔CN-23(6)〕 Switch panel〔CN-116(16, 17)〕 Switch lndicator lamp ON〔CS-23(9)〕 l/conn〔CN-8(4)〕 l/conn〔CN-10(10)〕 Beacon lamp ON〔CL-7〕

(2) Cab light switch ON Cab light switch ON〔CN-116(7, 8)〕 I/conn〔CN-7(6)〕 Cab light ON〔CL-8(2), CL-9(2)〕

I/conn〔CN-10(11)〕

2) CHECK POINT Engine

Start switch

Check point

Voltage

① - GND(Fuse box) ② - GND(Switch power input) STOP

ON

③ - GND(Switch power output)

20~25V

④ - GND(Beacon lamp) ⑤ - GND(Fuse box) ⑥ - GND(Switch power input) STOP

ON

⑦ - GND(Switch power output) ⑧ - GND(Cab light)

※ GND : Ground

4-12

20~25V

CABIN LIGHT 24V

CABIN LIGHT 24V

INT. SIG

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

CN-116

R

R

OR

OR

7

TRAVEL ALARM

GND

WASHER SIG

WORK LIGHT 24V

WORK LIGHT 24V

HEAD LIHGT 24V

CABIN LIGHT OUT

CABIN LIGHT OUT

POWER 24V

PRE-HEAT

WIPER MOTOR DRIVE

WORK LIGHT OUT

WORK LIGHT OUT

HEAD LIGHT OUT

6 OR

B

OR

B

G

B

9

8

7

1

SWITCH PANEL

4-13

10

CS-23

2

6

5

10

9

6

3

4

2

BEACON LAMP SW 12

11

10

9

8

7

6

5

4

3

2

G

Y

OR

G

R

OR

5

1

CN-8

12

11

10

9

8

7

6

5

4

3

2

1

CN-10

12

11

10

9

8

7

6

5

4

3

2

1

CN-7

Y

R

5A

20A

10A

5A

10A

5A

5A

20A

20A

CPU B+ AC BLOWER CLUSTER CASSETTE RADIO CPU CONVERTOR SWITCH PANEL START, STOP WIPER MOTOR

FUSE BOX

SPARE

SPARE

FUEL FILLER PUMP

20A

10A

10A

10A

5A

SAFETY SOLENOID SOLENOID 3

10A

5A

SOLENOID 1

TRAVEL

10A

10A

CIGAR LIGHTER PRE-HEAT

10A

20A

AC & HEATER HORN

5A

10A

BEACON LAMP

CAB LAMP

10A

10A

WIPER+

WORK LAMP

5A

AC & HEATER

5A

5A

ROOM LAMP

HEAD LAMP

20A

START KEY

CN-46

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

BEACON LAMP AND CAB LIGHT CIRCUIT

1

CL-9

CAB LIGHT 1 2

8 CL-8

1 2

CAB LIGHT

CL-7

BEACON LAMP M

4

G

B

7

8

5

Y

G

2

1

3

30574EL08

6. WIPER AND WASHER CIRCUIT 1) OPERATING FLOW (1) Key switch ON Fuse box (No.11) Fuse box (No.4) Fuse box (No.13)

I/conn〔CN-7(5)〕 Switch panel〔CN-116(6)〕 I/conn〔CN-5(4)〕 I/conn〔CN-17(5)〕 Wiper motor controller〔CN-141(7)〕 Wiper motor〔CN-21(4)〕 I/conn〔CN-6(5)〕 l/conn〔CN-17(4)〕 Wiper motor controller〔CN-141(6)〕 Washer pump〔CN-22(2)〕

(2) Wiper switch ON : 1st step(Intermittent) Wiper switch ON〔CN-116(15)〕 I/conn 〔CN-9(4)〕 I/conn 〔CN-6(10)〕 I/conn 〔CN-17(8)〕 Wiper motor controller〔CN-141(10) → (3)〕 Wiper motor intermittently operating〔CN-21(6)〕 (3) Wiper switch ON : 2nd step(Low speed) Wiper switch ON〔CN-116(4)〕 I/conn〔CN-7(3)〕 I/conn〔CN-6(9)〕 I/conn 〔CN-17(2)〕 Wiper motor controller〔CN-141(2) → (4)〕 Wiper motor operating〔CN-21(2)〕 (4) Washer switch ON Washer switch ON〔CN-116(12)〕 I/conn〔CN-7(9)〕 I/conn〔CN-5(1)〕 I/conn〔CN-17(7)〕 Wiper motor controller〔CN-141(9) → (8)〕 I/conn〔CN-17(6)〕 I/conn〔CN-6(11)〕 Washer pump〔CN-22(1)〕 Washer operating Wiper switch ON〔CN-116(4)〕 I/conn〔CN-7(3)〕 I/conn〔CN-6(9)〕 I/conn 〔CN-17(2)〕 Wiper motor controller〔CN-141(2) → (4)〕 Wiper motor operating〔CN-21(2)〕 (5) Auto parking(When switch OFF) Switch OFF〔CN-116(4)〕 Wiper motor parking position by wiper motor controller

2) CHECK POINT Engine

Start switch

Check point ① - GND(Fuse box) ② - GND(Switch power input)

Voltage 24V

③ - GND(Switch power output) STOP

ON

④ - GND(Wiper Power input) ⑤ - GND(Wiper power output) ⑥ - GND(Wiper motor)

※ GND : Ground

4-14

0 ~ 5V

0 or 24V

2

3

4

5

WORK LIGHT OUT

WORK LIGHT OUT

WIPER MOTOR DRIVE

PRE-HEAT

13

14

15

16

17

TRAVEL ALARM

INT. SIG

CABIN LIGHT 24V

CABIN LIGHT 24V

SWITCH PANEL

4-15

WIPER MOTOR

6

5

4

6

8

9

10

11

12

13

WASHER P/P

WASHER SIG.

INT. SIG

WIPER CUT SW

N.C

FEED BACK

5

MOTOR DRIVE+

GND

7

4

MOTOR DRIVE-

GY

8

7

6 BR

L

V

3

12

11

10

9

8

7

6

5

4

V

BR

BR

GY/W

2

OR

BR

L

V

R

GY/W

B

V

BR

5

4

3

2

1 2 W

R

L

L

L

W

GY/W

L

R

GY/W

B

W

1

CN-6

12

11

10

9

8

7

6

5

4

3

2

1

CN-5

12

11

10

9

8

7

6

5

CN-17

CS-53

3 4

1

V

R

GY/W

B

R

L

W

G

4

CONTINUE 24V

3

MOTOR DRIVE SIG

L

G

R

GY

R

OR

WIPER CUT SW

VCC

1

2

FEED BACK

CN-141

2

4

3

2

1

BR

L

3

M

12

WASHER SIG

GND

2

6

11

WORK LIGHT 24V

3

5

10

WORK LIGHT 24V

L

2

1

CN-7

1

CN-21

8

9

HEAD LIHGT 24V

CABIN LIGHT OUT

CABIN LIGHT OUT

6

7

POWER 24V

W

8

BR

1

3

1

HEAD LIGHT OUT

CN-116

7

6

5

4

3

2

1

CN-9

GY/W

L

R

5A

20A

10A

5A

CPU B+ AC BLOWER CLUSTER CASSETTE RADIO

FUSE BOX

SPARE

SPARE

FUEL FILLER PUMP

SOLENOID 3

SAFETY SOLENOID

20A

10A

10A

10A

5A

10A

5A

TRAVEL SOLENOID 1

10A

10A

10A

20A

5A

10A

10A

5A

20A

20A

5A

5A

PRE-HEAT

CIGAR LIGHTER

HORN

AC & HEATER

BEACON LAMP

CAB LAMP

WORK LAMP

HEAD LAMP

WIPER MOTOR

START, STOP

SWITCH PANEL

CONVERTOR

10A

10A

CPU

5A

WIPER+

5A

20A

AC & HEATER

ROOM LAMP

START KEY

CN-46

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

WIPER AND WASHER CIRCUIT

CN-22 1

M

WASHER PUMP

3

5

6

WIPER MOTOR CONTROLLER

30574EL09

WATER TEMP SENDOR

4-16

12

ACCEL ACT(+)

OR

G/OR

CN-19B 1

8

2

OR

CN-19 CN-19A 1 1

2 2

ACCEL ACTUATOR OR

6

CN-47

W

OR

7

1

2

BR

Y

36

BR

PUMP EPPR(+)

B

OR

OR

35

34

33

32

31

30

29

28

24

G

V

BR

GY

9

NC

RS232 (GND)

RS232 (-)

RS232 (+)

GND

SERIAL-RX

SERIAL-TX

GND (MAIN)

POWER IG

ACCEL ACT(-)

11

ANTI-RESTART RY

23

10

9

8

7

CN-50

PROGRAM DUMP

NC

PUMP EPPR(-)

BATTERY 24V(+)

CO CANCEL SOL

34

33

1

HYD TEMP SENDOR

P+

32

2

PUMP PROLIX SW

3

SIG

Y

4

P-

26

NC

TACHO SENSOR(+)

5

L

6

M+

25

CN-76

24

M12

FUEL LEVEL SENSOR

L 11

TACHO SENSOR(-)

Y 10

23

1

BR

ACCEL DIAL SIG

2

OR

BR

W

2 OR

W

ACCEL DIAL

22

1

+ 7

POT-SIG

CD-17 5

G/OR

EPPR VALVE 6

21

1 G/OR

5V (POT&DIAL)

2 W

B

CN-75 A B

20

3

M 5

B

CN-51

6

-

m S

rp C

GND (POT&DIAL)

CN-142 OR

GY

5A

10A

5A

5A

20A

20A

5A

10A

10A

5A

20A

10A

10A

10A

5A

10A

5A

10A

10A

CASSETTE RADIO CPU CONVERTOR SWITCH PANEL START, STOP WIPER MOTOR HEAD LAMP WORK LAMP CAB LAMP BEACON LAMP AC & HEATER HORN CIGAR LIGHTER PRE-HEAT TRAVEL SOLENOID 1 SAFETY SOLENOID SOLENOID 3 FUEL FILLER PUMP

FUSE BOX

SPARE

20A

10A

10A

CLUSTER

SPARE

20A

WIPER+

AC BLOWER

10A

AC & HEATER

5A

5A

CPU B+

5A

20A

ROOM LAMP

START KEY

CN-46

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

CONTROLLER CIRCUIT

CN-9

1

3 2

4

B

W

8 G/OR

CN-2

2 1

4 3

5

OR

B

BR

L

OR

Y

TACHO SENSOR L

V G

B

RESISTER

CPU CONTROLLER

30574EL10

TRAVEL PS WORK PS HYD TEMP 14 15 16 17 18 19 20 21 22 23

AUTO DECEL SW WATER LEVEL SW AIR CLEANER SW HEAVY LIFT SW BKT & ARM IN PS TRAVEL Hi/Lo SW GND (POT&DIAL) 5V (POT&DIAL) POT-SIG ACCEL DIAL SIG

30 31 32

GND (SENSOR) PUMP PROLIX SW

CPU CONTROLLER

4-17 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34

ACCEL ACT(+) TRAVEL SPEED SOL T/M OIL LAMP BRAKE FAIL LAMP TRAVEL BUZZER PRE-HEAT SW NC PARKING SW OVERLOAD SIG ENG OIL FILTER SW NC ACCEL ACT(-) POWER IG NC NC NC GND (MAIN) SERIAL-TX SERIAL-RX GND RS232 (+) RS232 (-) RS232 (GND)

TRAVEL

Y

W

R

3

4

CN-8 Y B

R/W 7

V 8 L/W

B 9 B

10

11

B

5 GY Y

V

6

7 2

SAFETY SW R

G

Y

BOOM POWER PRIORITY1 MAX

R

9

2

B

1

GY

CN-137 BR/W

1

R

8

2

6

1

G

V

W

GY

CN-88 L/W

1

2

CN-133 G/W

1

2

36

11

ANTI-RESTART RY

35

10 PROGRAM DUMP

NC

9 NC

20A

10A

10A

BEACON LAMP AC & HEATER HORN CIGAR LIGHTER

SOLENOID 1 SAFETY SOLENOID SOLENOID 3

R R OR

FUSE BOX

SPARE

SPARE

FUEL FILLER PUMP

TRAVEL

20A

10A

10A

10A

5A

10A

5A

10A

5A

CAB LAMP

PRE-HEAT

10A

WORK LAMP

WIPER MOTOR

5A

20A

10A

20A

START, STOP

HEAD LAMP

5A

SWITCH PANEL

10A

5A

10A

20A

5A

10A

5A

5A

20A

5A

10

6

5

CONVERTOR

CPU

CASSETTE RADIO

CLUSTER

AC BLOWER

CPU B+

WIPER+

AC & HEATER

ROOM LAMP

START KEY

10

9

8

7

6

5

4

3

2

1

6

5

10

CS-67

10

9

8

7

6

5

4

3

2

1

CS-50

Y

GY

BREAKER

PUMP EPPR(+)

8

PUMP EPPR(-)

CS-20

7

OR

6

6

BATTERY 24V(+)

GY

CO CANCEL SOL

5

ENGINE PREHEATER

OR

5

B

4

BR

HOUR-METER

6

W/OR

GY

3

1

POWER MAX SOL

BREAKER SW

BR/W

7

2

3

MAX FLOW SOL

GY

G/W

OR

1

5

CN-50

4

BOOM PRIORITY SOL

G

NC

CN-46

B

Y

OR

Y

GY

OR

L/W

B

G

I

36

3

GR/OR

L/W

35

1

34

1.25B

NC

1.25B

HYD TEMP SENDOR

B

2

33

29

NC

CN-6

WATER TEMP SENDOR

28

ACCEL SW

PUMP2 PRESS

27

5

T/M OIL PS

4

26

1

25

7

BRAKE FAIL PS

8

TACHO SENSOR(+)

Y

TACHO SENSOR(-)

GY

R

V

OR

GY

24

13

TRAVEL OIL PS

BR

B

FUEL LEVEL SENSOR

12

P3 PRESS SIG

W

8

11

G

P2 PRESS SIG

V

9

B 2

10

C V 4

P1 PRESS SIG

A 3

ALTERNATOR LEVEL

GY

B

B

GY

8

B 1

GND(PRESS SENSOR)

Y

CN-4

R/W

A

B

7

POWER MAX

24V(PRESS SENSOR)

ONE TOUCH DECEL CS-4 OR

C

Y

6

2

BOOM UP PS

1 B

5

CS-29

4

PUMP3 PRESS

NC

2 1

ENGINE OIL PS

1 2

TRAVEL ALARM SW

G

3

CS-19 3

POWER MAX SW

CD-44

Y

B

1

2

W R/W

1

SIG OR

1

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

9

8

2

7

1

9

8

2

7

OVERLOAD SW

WORKING PS

GND 2

Y/W

R 3 V

CN-51

BR

BR/OR

PUMP1 PRESS W

B

24V

CD-43 B

2

W B

1

G W

oC

GND 1 R/W

CD-1

SIG R/W

2PCS BOOM AUTO-IDLE PS

R 2

Y/W

W

Y

G

1

GND

2

24V 3

2

SIG

CD-42

CN-15

R

CN-15

24V

1

2

CD-37

CS-26

Pa

6

Y

5

B

7

1

6

2

2

CD-7

9

Pa

8 10

B

CS-27

R

10

2

9

1

2

CD-6

1

Pa

ELECTRIC CIRCUIT FOR HYDRAULIC

QUICK COUPLING SW

OR

Y

G

L/W

5

CN-66 1

2

10

11

BREAKER SOL

CN-1 1

12

2

CN-140 2

QUICK COUPLING

1

2

4

3 OR GY

CD-31 1

Pa

12

OVERLOAD PS CN-68

SAFETY SOL

2

1

B

CN-81 1

TRAVEL BZ

2

G G

SAFETY SW

MAX FLOW

30574EL11

12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33

P3 PRESS SIG TRAVEL OIL PS AUTO DECEL SW NC AIR CLEANER SW HEAVY LIFT SW BKT & ARM IN PS TRAVEL Hi/Lo SW GND (POT&DIAL) 5V (POT&DIAL) POT-SIG ACCEL DIAL SIG FUEL LEVEL SENSOR TACHO SENSOR(-) TACHO SENSOR(+) BRAKE FAIL PS T/M OIL PS ACCEL SW NC GND (SENSOR) PUMP PROLIX SW WATER TEMP SENDOR

4-18 17

TRAVEL BUZZER PRE-HEAT SW

32 33 34

GND RS232 (+) RS232 (-) RS232 (GND)

4

3

2

1

CN-126

BW

R

G

36

31

SERIAL-RX

35

30

SERIAL-TX

NC

29

GND (MAIN)

PUMP EPPR(+)

28

NC

26 27

NC

B

24 POWER IG

25

23

ACCEL ACT(-)

NC

22

NC

21

16

BRAKE FAIL LAMP

ENG OIL FILTER SW

15

T/M OIL LAMP

20

14

TRAVEL SPEED SOL

OVERLOAD SIG

13

ACCEL ACT(+)

PARKING SW

12

19

11 ANTI-RESTART RY

18

10 PROGRAM DUMP

NC

9 NC

8 PUMP EPPR(-)

G

B

R

L

Y

OR

BW

WATER TEMP SENDOR

7

6

CO CANCEL SOL

7

6

G

BATTERY 24V(+)

ENGINE OIL PRESSURE SW

5

B

G 1

4

B

CN-2

ENGINE PREHEATER

GY/W

HOUR-METER

CLUSTER

W/OR

GY/W 11

3

L

POWER MAX SOL

L 10

2

Y

9

1

Y 8

BOOM PRIORITY SOL

B

7

MAX FLOW SOL

B 6

CN-50

OR

36

W/OR

35

SH

3

NC

HOUR METER

NC

BR

G

BR

B

B/OR

L

W/OR

34

11

P2 PRESS SIG

OR

HYD TEMP SENDOR

9 10

8

P1 PRESS SIG

7

GND(PRESS SENSOR) ALTERNATOR LEVEL

6

24V(PRESS SENSOR)

FUEL LEVEL BOOM UP PS

GY/W

2

5

CD-10 1

4

CD-8

NC

4

3

TX

ENGINE OIL PS

3

2

RX

TRAVEL ALARM SW

2

1

GND

CN-51

DC 1

POWER MAX SW

Pa

CN-56

WORKING PS

POWER IG(24V) RR

B/OR

2

B

Pa 1

1

CN-48

2

h

CD-2

OR

BR

FUSE BOX

SPARE

SPARE

FUEL FILLER PUMP

SOLENOID 3

SAFETY SOLENOID

SOLENOID 1

TRAVEL

PRE-HEAT

CIGAR LIGHTER

HORN

AC & HEATER

BEACON LAMP

CAB LAMP

WORK LAMP

HEAD LAMP

WIPER MOTOR

START, STOP

SWITCH PANEL

CONVERTOR

CPU

CASSETTE RADIO

CLUSTER

AC BLOWER

CPU B+

WIPER+

AC & HEATER

ROOM LAMP

START KEY

CN-46

20A

10A

10A

10A

5A

10A

5A

10A

10A

10A

20A

5A

10A

10A

5A

20A

20A

5A

5A

10A

5A

10A

20A

5A

10A

5A

5A

20A

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

MONITORING CIRCUIT

CN-5 2

1

4

BR

5 W/OR

OR SH

B

Y

12

L

CD-18

2

GY/W

4

3

5 G

B

10

8

11

9

12

L

AIR CLEANER SW B

CPU CONTROLLER RS232 CONNECTOR

30574EL12