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8–3
62-11637
These maintenance schedules are based on the use of approved oils and regular Pre-trip inspections of the unit.
Failure to follow the recommended maintenance schedule may affect the life and reliability of the refrigeration unit.
Unit
1. Check unit mounting bolts
2. Check engine and compressor mounting bolts
3. Check door latches & hinges
4. Check all belt tensions, adjust as necessary
5. Check gearbox and fanshaft for oil leaks
6. Check fanshaft, idler and gearbox bearings
7. Check clutch air gap, adjust as required
Check
Check
Check
Check
Check
Refrigeration
System
1. Check compressor drive coupling
2. Check defrost air switch and calibrate as necessary
3. Check & clean the evaporator coil and all defrost drain hoses
4. Install manifold gauge set and check refrigerant pressure
5. Run APX Control System Pretrip
6. Check manual defrost operation
Check
Electrical
System
1. Check unit switches and electrical connections
2. Check condition of all modules
Check
c. 5 year or 12,000 Hour Maintenance
Coolant
System
1. Drain and flush cooling system
2. Refill with Extended Life Coolant
d. Oil Change Intervals
Oil Type
Oil Change / ESI Filter Change
Oil Type
Petroleum
3000 hours or 2 years (Maximum oil drain interval is 2 years.)
Petroleum
Mobile Delvac 1*
4000 hours or 2 years (Maximum oil drain interval is 2 years.)
Mobile Delvac 1*
* Mobil Delvac1 is the only approved synthetic oil
Table 8–1 Maintenance Schedule
System
Operation
Reference Section
Summary of Contents for Transicold X4 7300
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