This manual was originally produced as part of a training class on TRU preventative maintenance. It seeks to assist technicians and service personnel in performing routine maintenance on Carrier X-Series Single Temperature TRU.
 
In this guide, you will find procedures for inspecting both the exterior & interior components of the TRU; included are written recommendations, examples and visual review of components, with explanations related to design & performance of individual items.
 
There are 50 total inspection items covered in the guide. This guide is designed to make maintenance accessible to anyone attempting to maintain the TRU.
 
Though this manual is designed to assist in maintenance, it is not a direct replacement for factory maintenance and diagnostic manual procedures and practices.
 
You are encouraged to review these manuals for a full review of components, performance expectations, procedures and safety precautions.