New Auxiliary Water Pump Groups Are Used on Certain 3500 and G3500 Commercial Engines {1361}
- Electric Power Generation:
- 3512B (S/N: ZAH1-UP)
- Engine:
- 3508 (S/N: 95Y1-UP; 96Y1-UP; 23Z1-UP; 69Z1-UP)
- Petroleum Engine:
- 3508C (S/N: LLC1-UP; LLE1-UP)
- Power Module:
- PM3516 (S/N: BPD1-UP)
- 3508B (S/N: S2A1-UP; CBB1-UP; CNB1-UP; S2B1-UP; S2D1-UP; ZAD1-UP; S2E1-UP; S2F1-UP; 3DM1-UP; 6PN1-UP; 5PS1-UP; 2HW1-UP; 5KW1-UP; BGX1-UP; BPX1-UP)
- 3508C (S/N: TTA1-UP; TTB1-UP)
- 3512 (S/N: PTG1-UP; FDR1-UP; 65Z1-UP; 66Z1-UP)
- 3512B (S/N: CMC1-UP; FDE1-UP; BLF1-UP; PTF1-UP; 2AF1-UP; PWG1-UP; S2G1-UP; S2H1-UP; S2J1-UP; S2K1-UP; S2L1-UP; PTM1-UP; YAM1-UP; 8RM1-UP; 4TN1-UP; 1PW1-UP; 3ZW1-UP; 4AW1-UP; 6GW1-UP; YAY1-UP)
- 3512C (S/N: TTC1-UP; TTF1-UP; TTG1-UP; MKH1-UP; SLM1-UP; RMS1-UP; NJT1-UP)
- 3516B (S/N: BCK1-UP; CAN1-UP; CBN1-UP; FDN1-UP; 7RN1-UP; 9AN1-UP; ZAP1-UP; PBR1-UP; S2R1-UP; ZAR1-UP; GZS1-UP; S2S1-UP; GZT1-UP; YAT1-UP; S2W1-UP; YAW1-UP; 2FW1-UP; 2JW1-UP; 8NW1-UP; FDX1-UP; S2X1-UP; S2Z1-UP)
- 3516C (S/N: TTD1-UP; PAG1-UP; TTH1-UP; TTJ1-UP)
- G3508 (S/N: 9TG1-UP; CPJ1-UP; CPY1-UP)
- G3508B (S/N: RBK1-UP)
- G3512 (S/N: 7NJ1-UP; CRN1-UP; CSP1-UP; WPP1-UP)
- G3512B (S/N: JHH1-UP)
- G3516 (S/N: ZBA1-UP; 4EK1-UP; WPT1-UP; WPW1-UP; CSZ1-UP)
- G3516B (S/N: ZBB1-UP; CSC1-UP; JEF1-UP)
- 3512C (S/N: LLA1-UP; LLB1-UP; LLF1-UP; R1S1-UP)
- 3516C (S/N: PES1-UP)
Description of Change: The new auxiliary water pump groups have improved shafts, housings, and thrust washers. The new auxiliary water pump groups are more resistant to oil and water leaks.
Adaptable To: The new auxiliary water pump groups replace the former auxiliary water pump groups on the engines listed above.
The new auxiliary water pump groups are adaptable to the engines back to first production.
The former auxiliary water pump groups have been canceled.
The new auxiliary water pump groups and the former auxiliary water pump groups are listed in Table 1.
Show/hide table
New Part Number     | Former Part Number     |
---|---|
424-3625 Auxiliary Water Pump Gp     | 291-4311 Auxiliary Water Pump Gp     |
424-3628 Auxiliary Water Pump Gp     | 291-4312 Auxiliary Water Pump Gp     |
424-3629 Auxiliary Water Pump Gp     | 291-4313 Auxiliary Water Pump Gp     |
Show/hide table
Effective Serial Numbers     |
---|
S/N:23Z83002-UP     |
S/N:69Z00927-UP     |
S/N:95Y01465-UP     |
S/N:2HW00388-UP     |
S/N:5PS00826-UP     |
S/N:6PN01170-UP     |
S/N:BGX00158-UP     |
S/N:BPX00154-UP     |
S/N:CBB00591-UP     |
S/N:S2A00183-UP     |
S/N:S2B00834-UP     |
S/N:S2D00275-UP     |
S/N:S2E00853-UP     |
S/N:S2F00126-UP     |
S/N:ZAD92017-UP     |
S/N:LLC00225-UP     |
S/N:LLE00716-UP     |
S/N:TTA00276-UP     |
S/N:TTB00558-UP     |
S/N:65Z01616-UP     |
S/N:66Z00987-UP     |
S/N:FDR00345-UP     |
S/N:PTG00408-UP     |
S/N:2AF00888-UP     |
S/N:3ZW01184-UP     |
S/N:4AW01865-UP     |
S/N:6GW01860-UP     |
S/N:BLF00204-UP     |
S/N:CMC01890-UP     |
S/N:FDE00490-UP     |
S/N:MKH00283-UP     |
S/N:PTF92005-UP     |
S/N:PTM02980-UP     |
S/N:S2G00408-UP     |
S/N:S2J00789-UP     |
S/N:S2K00380-UP     |
S/N:S2L00984-UP     |
S/N:YAY92002-UP     |
S/N:ZAH91004-UP     |
S/N:LLA03938-UP     |
S/N:LLB00150-UP     |
S/N:LLF00508-UP     |
S/N:NJT00232-UP     |
S/N:RMS00340-UP     |
S/N:SLM00520-UP     |
S/N:TTC00611-UP     |
S/N:TTF00565-UP     |
S/N:TTG00330-UP     |
S/N:2JW00423-UP     |
S/N:7RN10024-UP     |
S/N:8NW91002-UP     |
S/N:BCK00399-UP     |
S/N:CAN00139-UP     |
S/N:FDX00611-UP     |
S/N:GZT00172-UP     |
S/N:PAG00483-UP     |
S/N:PBR00688-UP     |
S/N:S2R00799-UP     |
S/N:S2S00495-UP     |
S/N:S2W00150-UP     |
S/N:S2X01696-UP     |
S/N:YAW00419-UP     |
S/N:ZAP01625-UP     |
S/N:ZAR92008-UP     |
S/N:S2Z00435-UP     |
S/N:TTD00415-UP     |
S/N:TTJ00478-UP     |
S/N:CPJ00505-UP     |
S/N:CPY00133-UP     |
S/N:CRN00464-UP     |
S/N:WPP01568-UP     |
S/N:CSP00258-UP     |
S/N:4EK05302-UP     |
S/N:WPT01576-UP     |
S/N:WPW02940-UP     |
S/N:ZBA01474-UP     |
S/N:CSC00683-UP     |
S/N:ZBB00408-UP     |
S/N:BPD01283-UP     |
S/N:1PW00456-UP     |
S/N:2FW00424-UP     |
S/N:3DM00544-UP     |
S/N:4TN00868-UP     |
S/N:5KW02286-UP     |
S/N:7NJ01366-UP     |
S/N:8RM01058-UP     |
S/N:96Y02168-UP     |
S/N:9AN00412-UP     |
S/N:9TG00565-UP     |
S/N:CBN00499-UP     |
S/N:CNB01768-UP     |
S/N:CSZ00903-UP     |
S/N:FDN01784-UP     |
S/N:GZS00952-UP     |
S/N:JEF02394-UP     |
S/N:JHH01025-UP     |
S/N:PES00875-UP     |
S/N:PWG00231-UP     |
S/N:R1S01346-UP     |
S/N:RBK01318-UP     |
S/N:S2H00640-UP     |
S/N:TTH00757-UP     |
S/N:YAM00988-UP     |
S/N:YAT00963-UP     |
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