2014/07/25 Caterpillar

An Improved Valve Cover Seal Is Used on Certain Commercial Engines {1107, 7553, 7555}

Usage:

C15 115

Electric Power Generation: C15 (S/N: LWR1-UP)
Engine: C-18 (S/N: JZB1-UP) C15 (S/N: SWE1-UP; N5F1-UP; LDN1-UP; RKS1-UP; HAZ1-UP; MG21-UP) C18 (S/N: TNA1-UP; GTB1-UP; ZKB1-UP; GJE1-UP; JLE1-UP; N8F1-UP; EJG1-UP; BDN1-UP; T2R1-UP; ZPS1-UP; GEX1-UP; BE21-UP)
Generator Set: 3406E (S/N: 9NN1-UP; 8AZ1-UP) 3456 (S/N: CCB1-UP; EPE1-UP; C1G1-UP; C3G1-UP; C4G1-UP; CAH1-UP; GHJ1-UP; C2T1-UP; CBX1-UP) C15 (S/N: LNA1-UP; LZA1-UP; T4A1-UP; ZKA1-UP; L8B1-UP; PEC1-UP; C5E1-UP; STG1-UP; C5H1-UP; LXJ1-UP; C5L1-UP; NKL1-UP; X5M1-UP; NAP1-UP; X4R1-UP; SNW1-UP; CYY1-UP) C18 (S/N: LNB1-UP; LZB1-UP; C6C1-UP; G4C1-UP; N1C1-UP; L8D1-UP; N1D1-UP; STD1-UP; DKE1-UP; PEE1-UP; PEJ1-UP; LXK1-UP; NKK1-UP; STM1-UP; EKW1-UP; NAW1-UP; M1Y1-UP; M1Z1-UP; GBM1-UP; CYN1-UP; GEN1-UP; MGS1-UP)
Industrial Engine: 3406E (S/N: 6BR1-UP) C-15 (S/N: BEM1-UP) C-16 (S/N: BFM1-UP) C15 (S/N: JRE1-UP; MCW1-UP; JKG1-UP; JAS1-UP) C18 (S/N: JDA1-UP; NBB1-UP; WJB1-UP; WJH1-UP; WRH1-UP)
Marine Engine: 3406E (S/N: 9WR1-UP) C15 (S/N: RLA1-UP) C18 (S/N: WKB1-UP; PLE1-UP; CKH1-UP; C1J1-UP; JHL1-UP; DTP1-UP; GES1-UP; KJT1-UP; JKX1-UP; J2K1-UP; T2P1-UP)
Petroleum Engine: C-15 (S/N: Z2C1-UP) C15 (S/N: PET1-UP; JDY1-UP; JDK1-UP) C18 (S/N: MPE1-UP; WJW1-UP; WJY1-UP)
Petroleum Power Train Package: C15 (S/N: 1151-UP) C15 (S/N: PGN1-UP) C18 (S/N: 1881-UP) CX31-P600-C15I (S/N: PDM1-UP) CX31-P600-C18I (S/N: PDC1-UP) CX35-P800-C18I (S/N: PCF1-UP; PCZ1-UP) TH35-C15I (S/N: PBN1-UP)
Power Module: PM3456 (S/N: B3G1-UP)

Description of Change: A process improvement has been made with the injection mold used by the supplier.

Adaptable To: The improved 242-9537 Valve Cover Seal replaces the existing seal and is adaptable back to first production on the serial numbers listed above.

Note: When servicing the 242-9537 Valve Cover Seal, always inspect the 243-1159 Fasteners for wear and replace if necessary.This change is effective with the serial numbers listed in Table 1.

Show/hide table

Table 1
Effective Serial Numbers
S/N:6BR80004-UP
S/N:8AZ02423-UP
S/N:9NN00446-UP
S/N:9WR10674-UP
S/N:C1G01672-UP
S/N:C2T00483-UP
S/N:C3G01418-UP
S/N:C4G01071-UP
S/N:CAH00789-UP
S/N:CBX00867-UP
S/N:CCB01550-UP
S/N:EPE00516-UP
S/N:GHJ00628-UP
S/N:11500075-UP
S/N:BEM07172-UP
S/N:C5E04252-UP
S/N:C5H03152-UP
S/N:C5L06293-UP
S/N:CYY01785-UP
S/N:HAZ00791-UP
S/N:JAS01587-UP
S/N:JDK00571-UP
S/N:JDY00754-UP
S/N:JKG01310-UPv
S/N:JRE14640-UP
S/N:L8B00265-UP
S/N:LDN01586-UP
S/N:LNA06680-UP
S/N:LWR00111-UP
S/N:LZA00303-UP
S/N:LXJ01335-UP
S/N:MCW07709-UP
S/N:MG200118-UP
S/N:N5F00597-UP
S/N:NAP01664-UP
S/N:NKL00600-UP
S/N:PBN00200-UP
S/N:PDM00168-UP
S/N:PEC00135-UP
S/N:PET00405-UP
S/N:PGN00158-UP
S/N:RKS00170-UP
S/N:RLA01080-UP
S/N:SNW00588-UP
S/N:STG00280-UP
S/N:SWE00564-UP
S/N:T4A00786-UP
S/N:X4R00667-UP
S/N:X5M00366-UP
S/N:Z2C00469-UP
S/N:ZKA00124-UP
S/N:BFM02555-UP
S/N:18800046-UP
S/N:BDN01983-UP
S/N:BE200114-UP
S/N:C1J01136-UP
S/N:C6C00734-UP
S/N:CKH03278-UP
S/N:CYN00790-UP
S/N:DKE00558-UP
S/N:DTP00218-UP
S/N:EJG02391-UP
S/N:EKW01678-UP
S/N:G4C04927-UP
S/N:GBM01450-UP
S/N:GEN00285-UP
S/N:GES01274-UP
S/N:GEX00273-UP
S/N:GJE01911-UP
S/N:GTB00177-UP
S/N:J2K00263-UP
S/N:JDA00925-UP
S/N:JHL00362-UP
S/N:JKX01989-UP
S/N:JLE00450-UP
S/N:JZB01516-UP
S/N:KJT00210-UP
S/N:L8D00222-UP
S/N:LNB01178-UP
S/N:LXK00538-UP
S/N:LZB00002-UP
S/N:M1Y00300-UP
S/N:M1Z01922-UP
S/N:MGS00922-UP
S/N:MPE00102-UP
S/N:N1C00546-UP
S/N:N1D00941-UP
S/N:N8F00538-UP
S/N:NAW00202-UP
S/N:NBB00215-UP
S/N:NKK00112-UP
S/N:PCF00116-UP
S/N:PCZ00153-UP
S/N:PDC00002-UP
S/N:PEE00112-UP
S/N:PEJ00235-UP
S/N:PLE00645-UP
S/N:STD00230-UP
S/N:STM01777-UP
S/N:T2P02802-UP
S/N:T2R00361-UP
S/N:TNA00323-UP
S/N:WJB00335-UP
S/N:WJH80003-UP
S/N:WJW00297-UP
S/N:WJY00669-UP
S/N:WKB00435-UP
S/N:WRH06354-UP
S/N:ZKB00124-UP
S/N:ZPS00170-UP
S/N:B3G00222-UP