
Maintenance Inspection Schedule
20
Refrigeration
•
•
•
•
Check refrigerant level.
•
•
•
Check for proper suction pressure.
•
•
•
Check compressor oil level and condition.
•
Check compressor efficiency and pump down refrigeration system.
•
Empty oil collection container mounted on compressor.
—
Replace dehydrator and check discharge and suction pressure every two
(2) years.
Structural
•
•
•
•
Visually inspect unit for fluid leaks.
•
•
•
•
Visually inspect unit for damaged, loose or broken parts (includes air
ducts and bulkheads).
•
•
•
Inspect idlers for bearing wear (noise).
•
•
•
Clean entire unit including condenser and evaporator coils and defrost
drains.
•
•
•
Check all unit and fuel tank mounting bolts, brackets, lines, hoses, etc.
*3,000 hours or two years, whichever occurs first.
Pretrip
Every
1,500
Hours
Every
3,000
Hours*
Annual/
4,500
Hours
Inspect/Service These Items