BELT-SERPENTINE 3485783 - Caterpillar

Electric Power Generation:
3412 GENSET (S/N: 4BZ1-UP)
Engine:
3024 (S/N: 4RF1-UP)
3126 (S/N: 1BW1-UP; 6RW1-UP)
3176B (S/N: 3LZ1-UP)
3406E (S/N: 4AS1-UP)
3408E (S/N: 7PR1-UP)
3412C (S/N: 9EP1-UP)
3412E (S/N: 4CR1-UP; BFT1-UP)
C-10 (S/N: 8YS1-UP)
C-16 (S/N: 7CZ1-UP)
Generator Set:
3406E GEN SET (S/N: 9NN1-UP; 8AZ1-UP)
3456 GEN SET (S/N: BGA1-UP; CCB1-UP; C1G1-UP; C3G1-UP; C4G1-UP; DPG1-UP; CAH1-UP; GHJ1-UP; C2T1-UP; CBX1-UP; 9BZ1-UP)
Industrial Engine:
3406E IND (S/N: 6BR1-UP)
3412E IND (S/N: BDT1-UP)
3456 IND (S/N: 3LW1-UP)
Marine Engine:
3196 MARINE (S/N: 2XR1-UP)
3406E MARINE (S/N: 9WR1-UP)
3412E MARINE (S/N: 9KS1-UP; 9PW1-UP)
C32 MARINE (S/N: RXB1-UP)
Petroleum Engine:
3412E PETROLEUM (S/N: Z2D1-UP)
Power Module:
PM3456 (S/N: B3G1-UP)
Description of Change: New test ECMs are now available. These test ECMs will improve troubleshooting. These test ECMs are not available through the Caterpillar Parts System. These test ECMs must be ordered directly from E&ES Commercial Electronic Systems.Adaptable To: There is a test ECM now available for troubleshooting assistance with 212-9449 Engine Electronic Control Gp, 212-9450 Engine Electronic Control Gp, 145-7805 Engine Electronic Control Gp, 145-7807 Engine Electronic Control Gp, 156-7172 Engine Electronic Control Gp, 172-0802 Engine Electronic Control Gp, and 176-7503 Engine Electronic Control Gp .To place an order you can call 309-578-TEST or FAX,, 309-578-4572. All faxes need to be created on Cat Dealership letterhead. Make the FAX out to E&ES Commercial Electronic Systems Attn: Test ECM.