Inlet Air Heater Failure on Wheel Loaders, Track-Type Loaders, and Track-Type Tractors{1090} Caterpillar

Track-Type Loader:

963C (S/N: BBD1-UP)

Track-Type Tractor:

D5N (S/N: AKD1-UP; AGG1-UP)

D6M (S/N: 3WN1-UP; 4JN1-UP)

D6N (S/N: ALH1-UP; ALR1-UP; CCS1-UP; ALY1-UP)

Wheel Loader:

938F (S/N: 1KM1-UP)

938G Series II (S/N: CRD1-UP)

950G Series II (S/N: BAA1-UP; AYL1-UP; AXX1-UP)

950H (S/N: N1A1-UP)

Introduction

This Technical Information Bulletin replaces the November 11, 2005 Technical Information Bulletin, "Inlet Air Heater Failure on Wheel Loaders, Track Type Loaders, and Track Type Tractors". Disregard the Technical Information Bulletin that is dated November 11, 2005. Refer to the following information.

Problem

The 159-3537 Air Inlet Heater Assembly may fail and result in substantial damage to 3126B powered Caterpillar engines.

Solution

Replace failed 159-3537 Air Inlet Heater Assembly with a like part. Return the failed part to: