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Service Magazine 2012/11/05 Media Number -SEPD1523-00
Publication Date -05/11/2012
Date Updated -05/11/2012
i05169949
A New Swing Priority Valve is Now Available for Certain Excavators {5051, 506P} SMCS - 5051; 506P
Excavator: 318C (S/N: GPA1-UP; MDY1-UP) 320C (S/N: ANB1-UP; BGB1-UP; MAB1-UP; PAB1-UP; AMC1-UP; HBC1-UP; MAC1-UP; PAC1UP; GAD1-UP; NAE1-UP; EAG1-UP; GNG1-UP; SAH1-UP; BKK1-UP; CLM1-UP; SBN1-UP; BER1-UP; BPR1-UP; TBR1-UP; HKT1-UP; RAW1-UP; BRX1-UP; CLZ1-UP) 320D (S/N: ZGB1-UP; MDE1-UP; TAE1-UP; A6F1-UP; A8F1-UP; A9F1-UP; BZF1-UP; KGF1-UP; MGG1-UP; MCH1-UP; DHK1-UP; FXK1-UP; XCK1-UP; FAL1-UP; GKL1-UP; WBN1-UP; BZP1UP; GKS1-UP; YDS1-UP; DFT1-UP; SRT1-UP; BWW1-UP; EAX1-UP; PHX1-UP; CXY1-UP; EBY1 -UP; CYZ1-UP; JFZ1-UP; JGZ1-UP) 321C (S/N: MCF1-UP; KCR1-UP) 321D (S/N: PBD1-UP; NAS1-UP; MDT1-UP) 322C (S/N: DAA1-UP; FED1-UP; BPH1-UP; M2H1-UP; BKJ1-UP; HEK1-UP; BYL1-UP; BKM1UP; CAM1-UP; BLP1-UP; C3R1-UP; LAR1-UP; SLX1-UP; CBY1-UP) 323D (S/N: YSD1-UP; LFL1-UP) 324D (S/N: JJG1-UP; JGK1-UP; DFP1-UP; JKR1-UP; JZR1-UP; JLS1-UP; CJX1-UP) 325C (S/N: S2C1-UP; BTD1-UP; BFE1-UP; AMH1-UP; M2K1-UP; G1L1-UP; BMM1-UP; S3M1-UP; Y4P1-UP; BKW1-UP)
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325D (S/N: KBE1-UP; KDG1-UP; C4H1-UP; DBH1-UP; C7K1-UP; ERK1-UP; RJK1-UP; C8L1-UP; C9M1-UP; AZP1-UP; A3R1-UP; SCR1-UP; CYW1-UP) 328D (S/N: GTN1-UP; MKR1-UP) 329D (S/N: MNB1-UP; DJF1-UP; JHJ1-UP; RSK1-UP; WDK1-UP; BYS1-UP) 330C (S/N: CYA1-UP; MCA1-UP; JAB1-UP; D3C1-UP; KDD1-UP; B1K1-UP; B2L1-UP; B3M1-UP; B4N1-UP; GKX1-UP; DKY1-UP) 330D (S/N: GBC1-UP; NBD1-UP; R2D1-UP; B6H1-UP; EAH1-UP; C5K1-UP; E4K1-UP; FFK1-UP; H3K1-UP; L2K1-UP; JJM1-UP; LEM1-UP; JLP1-UP; MWP1-UP; EDX1-UP; MEY1-UP) 336D (S/N: J2F1-UP; PRF1-UP; W3K1-UP; MPL1-UP; JBT1-UP; KKT1-UP; M4T1-UP) Mobile Hydraulic Power Unit: 320D MHPU (S/N: PRR1-UP; GPX1-UP) 325D MHPU (S/N: H3N1-UP; X3N1-UP) 328D MHPU (S/N: JTC1-UP) 329D MHPU (S/N: J9D1-UP) 330C MHPU (S/N: MSD1-UP) 330D MHPU (S/N: H3D1-UP) 336D MHPU (S/N: J6D1-UP) Service Magazine, SEPD0990, 4 May 2009, "A New Swing Priority Valve is Now Available". Disregard the previous article, refer to the article that follows. Description of Change: Issues have been reported of leaks through the O-ring seals on the swing priority valve. Most of the leaks that were reported can be seen externally. Some dealers have mentioned that the Oring seals become hardened. This can cause the O-rings to lose the ability to seal. Adaptable To:
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Illustration 1
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Detail of Design change of control valve group (left side) (1) Change from 165-9595 Cover to 323-7897 Cover (2) Change from 153-5295 Priority Valve to 323-7898 Priority Valve (3) Change from 103-8173 O-Ring Seal to 255-5594 O-Ring Seal
Illustration 2
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Detail of design change of swing priority valve group (4) Change from 185-0471 Sleeve to 323-7940 Sleeve with adequate dimension of the seal groove (5) Change from 153-5308 Sleeve to 323-7941 Sleeve with adequate dimension of the seal groove (6) Change the 103-8173 O-Ring Seal (white, urethane) to a 255-5594 O-Ring Seal (Black, HNBR) (7) Change from 102-0889 O-Ring Seal (white, urethane) to 297-0483 O-Ring Seal (black, HNBR)
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Illustration 3
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Design change detail of cover for swing priority valve (8) A deburring process added to the edge of the hole on 323-7897 .
Illustration 4
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Part identification for sleeves and cover for swing priority valve
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(9) Add a groove on the outer surface of 323-7940 Sleeve. (10) Add a groove on the outer surface of 323-7941 Sleeve. (11) Add a dent on 323-7897 Cover of swing priority valve for identification.
A new 323-7898 Priority Valve is now available to replace the former 153-5295 Priority Valve. The new priority valve has improved O-ring seals that are made of HNBR in order to be more heat resistant. When you replace the main control valve or the related parts of the swing priority valve due to some other reasons, check the cover of the swing priority valve. If the cover is an old part, replace the swing priority valve, the cover, and the seal. Refer to Table 1 for the new parts that replace the former parts. Table 1 New Parts and Former Parts Qty
New Part Number
Part Name
Former Part Number
1
255-5594
O-Ring Seal
103-8173
1
323-7897
Cover
165-9595
1
323-7898
Priority Valve
153-5295
Table 2 Effectivity and Adaptability of Excavators for the New 323-7898 Priority Valve Model
Effectivity
Adaptability S/N:GPA1-UP
318C S/N:MDY1-UP S/N:AMC1-UP S/N:ANB1-UP S/N:BPR1-UP S/N:BRX1-UP S/N:CLM1-UP S/N:GNG1-UP 320C
S/N:HBC1-UP S/N:MAB1-UP S/N:MAC1-UP S/N:NAE1-UP S/N:PAB1-UP S/N:PAC1-UP S/N:RAW1-UP
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S/N:BGB1-UP S/N:BKK1-UP 320C FM
S/N:GAD1-UP S/N:SAH1-UP S/N:TBR1-UP S/N:BER1-UP S/N:EAG1-UP
320C L S/N:HKT1-UP S/N:SBN1-UP 320C LU
S/N:CLZ1-UP S/N:KCR1-UP
321C LCR S/N:MCF1-UP S/N:BKJ1-UP S/N:BKM1-UP S/N:BLP1-UP 322C S/N:DAA1-UP S/N:FED1-UP S/N:HEK1-UP S/N:BPH1-UP S/N:BYL1-UP S/N:C3R1-UP S/N:CAM1-UP 322C FM S/N:CBY1-UP S/N:LAR1-UP S/N:M2H1-UP S/N:SLX1-UP 325C
S/N:AMH1-UP S/N:BFE1-UP S/N:BKW1-UP S/N:BMM1-UP S/N:BTD1-UP
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S/N:G1L1-UP S/N:M2K1-UP 325C FM S/N:S3M1-UP S/N:Y4P1-UP 325C MH
S/N:S2C1-UP S/N:JAB1-UP
330C
S/N:KDD1-UP S/N:MCA1-UP S/N:B1K1-UP S/N:B2L1-UP
330C FM S/N:B3M1-UP S/N:B4N1-UP S/N:CYA1-UP 330C L
S/N:DKY1-UP S/N:GKX1-UP
330C MH
S/N:D3C1-UP S/N:CXY1-UP S/N:DFT1-UP S/N:DHK1-UP S/N:JGZ1-UP S/N:A6F804-UP
S/N:A6F1-803
S/N:BWW107-UP
S/N:BWW1-106
S/N:BZP1064-UP
S/N:BZP1-1063
S/N:FAL2837-UP
S/N:FAL1-2836
S/N:JFZ4361-UP
S/N:JFZ1-4360
S/N:KGF3793-UP
S/N:KGF1-3792
S/N:MCH199-UP
S/N:MCH1-198
S/N:PHX2487-UP
S/N:PHX1-2486
320D
320D FM
S/N:BZF216-UP S/N:CYZ204-UP
S/N:BZF1-215 S/N:CYZ1-203
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S/N:GKS213-UP
S/N:GKS1-212
S/N:SRT154-UP
S/N:SRT1-153
S/N:EAX180-UP
S/N:EAX1-179
S/N:MDE1-UP S/N:A8F1151-UP
S/N:A8F1-1150
S/N:A9F158-UP
S/N:A9F1-157
S/N:MGG1599-UP
S/N:MGG1-1598
S/N:WBN252-UP
S/N:WBN1-251
320D L
320D LN
S/N:EBY1-UP S/N:FXK1-UP 320D LRR
S/N:TAE116-UP
S/N:TAE1-115
S/N:XCK525-UP
S/N:XCK1-524
S/N:ZGB164-UP
S/N:ZGB1-163
S/N:GKL1-UP 320D RR S/N:YDS169-UP S/N:MDT287-UP 321D LCR
S/N:YDS1-168 S/N:MDT1-286
S/N:NAS414-UP
S/N:NAS1-413
S/N:PBD214-UP
S/N:PBD1-213
S/N:LFL202-UP
S/N:LFL1-201
323D L S/N:YSD338-UP S/N:CJX603-UP
S/N:YSD1-337 S/N:CJX1-602
324D S/N:JZR170-UP
324D FM
S/N:JZR1-169
S/N:JGK133-UP
S/N:JGK1-132
S/N:JKR1207-UP
S/N:JKR1-1206
S/N:JLS1304-UP
S/N:JLS1-1303
S/N:DFP540-UP
S/N:DFP1-539
324D L S/N:JJG1170-UP 325D
S/N:JJG1-1169
S/N:KDG1-UP S/N:SCR1-UP S/N:DBH677-UP
S/N:DBH1-676
S/N:KBE313-UP
S/N:KBE1-312
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S/N:C7K212-UP 325D FM
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S/N:C7K1-211
S/N:C8L1405-UP
S/N:C8L1-1404
S/N:C9M148-UP
S/N:C9M1-147
S/N:A3R1-UP S/N:AZP1-UP 325D L S/N:CYW1-UP S/N:ERK1-UP S/N:C4H222-UP
S/N:C4H1-221
325D MH S/N:RJK163-UP S/N:GTN561-UP
S/N:RJK1-162 S/N:GTN1-560
328D S/N:MKR223-UP
S/N:MKR1-222
S/N:BYS450-UP
S/N:BYS1-449
S/N:WDK132-UP
S/N:WDK1-131
329D S/N:DJF215-UP
S/N:DJF1-214
S/N:JHJ318-UP
S/N:JHJ1-317
S/N:MNB216-UP
S/N:MNB1-215
S/N:RSK160-UP
S/N:RSK1-159
329D L
S/N:MEY1-UP S/N:NBD1-UP 330D S/N:EAH1636-UP
S/N:EAH1-1635
S/N:JJM224-UP
S/N:JJM1-223
S/N:E4K365-UP 330D FM
330D L
S/N:E4K1-364
S/N:H3K1406-UP
S/N:H3K1-1405
S/N:L2K1303-UP
S/N:L2K1-1302
S/N:B6H1-UP S/N:EDX1-UP S/N:GBC1-UP S/N:JLP1-UP S/N:MWP1-UP S/N:R2D1-UP
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S/N:FFK511-UP
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S/N:FFK1-510
S/N:LEM1-UP 330D MH S/N:C5K225-UP S/N:JBT609-UP
S/N:C5K1-224 S/N:JBT1-608
336D S/N:KKT146-UP
336D L
S/N:KKT1-145
S/N:J2F195-UP
S/N:J2F1-194
S/N:M4T219-UP
S/N:M4T1-218
S/N:MPL293-UP
S/N:MPL1-292
S/N:PRF398-UP
S/N:PRF1-397
S/N:W3K600-UP
S/N:W3K1-599
S/N:PRR1-UP 320D MHPU S/N:GPX418-UP
S/N:GPX1-417
S/N:H3N1-UP 325D MHPU S/N:X3N212-UP
S/N:X3N1-211
328D MHPU
S/N:JTC105-UP
S/N:JTC1-104
329D MHPU
S/N:J9D113-UP
S/N:J9D1-112
330C MHPU
S/N:MSD1-UP
330D MHPU
S/N:H3D392-UP
S/N:H3D1-391
336D MHPU
S/N:J6D253-UP
S/N:J6D1-252
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