This service bulletin addresses a specific technical issue concerning Kysor fan clutch sticking for various Freightliner vehicle models. These models include the FLA COE, FLB COE, FLD Conventional, Business Class, FLC 112 Conventional, Century Class Conventional, Argosy COE, Cargo, Columbia, Coronado, Business Class M2, Cascadia, and 108SD/114SD. This information is crucial for maintaining the optimal performance and operational integrity of these heavy-duty trucks.

The purpose of this bulletin is to provide detailed guidance on diagnosing and rectifying the Kysor fan clutch sticking problem. It outlines the necessary procedures and technical specifications required for effective repair and preventative maintenance. By following the instructions within this document, technicians and service personnel can ensure that the fan clutch system functions correctly, thereby preventing potential engine overheating and related operational disruptions.