901-10113 - 27 - 9/16/2024
5 Maintenance
It is important that every refrigerated truck body owner and/or operator have an organized
preventative maintenance program. Preventative maintenance will help to keep your Johnson
Refrigeration System in top operating condition. The maintenance schedule below is suggested to
ensure that all items receive the proper frequency of attention. Use the Section Reference to locate
instructions for the maintenance task.
Table 5: Maintenance Schedule
Check Cold Plate frost accumulation
If more than ½”, Defrost is needed