2009/02/02 Caterpillar

Articulated Truck:

735 (S/N: AWR1-UP; B1N1-UP)

740 (S/N: AXM1-UP; B1P1-UP)

740 EJECTOR (S/N: AZZ1-UP; B1R1-UP)

Cold Planer:

PM-200 (S/N: P1C1-UP)

PM-201 (S/N: PNM1-UP)

Excavator:

365C (S/N: ELC1-UP; GWC1-UP; MEM1-UP; FEN1-UP; PAR1-UP; MCS1-UP; MCY1-UP)

385C (S/N: EDA1-UP; MMA1-UP; KGB1-UP; KBC1-UP; SBE1-UP; T2E1-UP; KKK1-UP; EAM1-UP; JCM1-UP; WAW1-UP; MNZ1-UP)

Landfill Compactor:

826H (S/N: AWF1-UP)

Load Haul Dump:

R2900G (S/N: JLK1-UP)

Motor Grader:

24M (S/N: B9K1-UP)

Mobile Hydraulic Power Unit:

365C MHPU (S/N: GSZ1-UP)

385C MHPU (S/N: MSF1-UP)

Off-Highway Truck/Tractor:

770 (S/N: BZZ1-UP)

772 (S/N: RLB1-UP)

Pipelayer:

583T (S/N: CMX1-UP)

587T (S/N: FAT1-UP)

Road Reclaimer/Soil Stabilizer:

RM-500 (S/N: ASW1-UP)

Track-Type Tractor:

D8T (S/N: J8B1-UP; KPZ1-UP)

D9T (S/N: RJS1-UP)

Underground Articulated Truck:

AD30 (S/N: DXR1-UP)

Wheel Loader:

980H (S/N: MHG1-UP; A8J1-UP; JMS1-UP)

988H (S/N: BXY1-UP)

Wheel Tractor-Scraper:

621G (S/N: DBB1-UP; CEN1-UP; ALP1-UP; CEP1-UP; DBX1-UP)

623G (S/N: DBC1-UP; CES1-UP; ARW1-UP)

627G (S/N: DBD1-UP; AXF1-UP; CEX1-UP; CEZ1-UP; DBZ1-UP)

631G (S/N: DFA1-UP; AWK1-UP; CLR1-UP)

637G (S/N: CEH1-UP; DFJ1-UP; AXT1-UP)

657 (S/N: W1B1-UP; W1F1-UP; A4G1-UP; GER1-UP)

657G (S/N: W1C1-UP; W1E1-UP)

Service Magazine SEPD0977, 2 February 2009, "An Improved Seal is Used". Disregard the existing article. Refer to the following information.

Description of Change: An improved seal is used for the cover of the engine timing pinion on the engines of the machines that are listed above. The new seal has rubber that is bonded to steel in order to improve the sealing capability of the joint.

Adaptable To: The 234-8937 Integral Seal replaces the 4N-0933 Gasket.

The new 234-8937 Integral Seal is adaptable back to the first production of the listed machines.

Illustration 1	g01228541
Typical example (1) 234-8937 Integral Seal

Table 1

Effective Serial Numbers

S/N:A4G00002-UP

S/N:A8J04037-UP

S/N:ALP00429-UP

S/N:ARW00425-UP

S/N:ASW00258-UP

S/N:AWK00316-UP

S/N:AXF00730-UP

S/N:AXM02155-UP

S/N:AXT00338-UP

S/N:B1N1285-UP

S/N:B1P04979-UP

S/N:B1R00494-UP

S/N:B9K00313-UP

S/N:BXY02757-UP

S/N:BZZ00488-UP

S/N:CEH00425-UP

S/N:CEN00447-UP

S/N:CEP00002-UP

S/N:CES00577-UP

S/N:CEX00603-UP

S/N:CEZ00453-UP

S/N:CLR00593-UP

S/N:CMX00462-UP

S/N:DBB00648-UP

S/N:DBC00506-UP

S/N:DBD00900-UP

S/N:DBX00463-UP

S/N:DBZ00002-UP

S/N:DFA00365-UP

S/N:DFJ00395-UP

S/N:DXR00349-UP

S/N:EAM00292-UP

S/N:EDA00509-UP

S/N:ELC00517-UP

S/N:FEN00151-UP

S/N:GER00002-UP

S/N:GSZ00317-UP

S/N:GWC00229-UP

S/N:J8B01902-UP

S/N:JCM00185-UP

S/N:JMS05167-UP

S/N:KBC00241-UP

S/N:KGB00455-UP

S/N:KKK00209-UP

S/N:KPZ03270-UP

S/N:MCS00512-UP

S/N:MCY00494-UP

S/N:MEM00275-UP

S/N:MHG05112-UP

S/N:MMA00268-UP

S/N:MNZ00164-UP

S/N:MSF00114-UP

S/N:P1C00415-UP

S/N:P1M00325-UP

S/N:PAR00273-UP

S/N:PNM00241-UP

S/N:RJS01280-UP

S/N:RLB00522-UP

S/N:SBE00436-UP

S/N:T2E00342-UP

S/N:W1B00135-UP

S/N:W1C00278-UP

S/N:W1E00237-UP

S/N:W1F00144-UP

S/N:WAW00226-UP

S/N:AWF00509-UP

The change is effective at the factory with the machine serial numbers that are listed in Table 1.