Service manual

8−3
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Table 8−1 Maintenance Schedule - Continued
System Operation
Reference
Section
b. Every Service Interval or Yearly - Continued
Refrigeration
System
1 Check air switch and calibrate
2 Check & clean the evaporator coil and all defrost drain hoses
3 Install manifold gauge set and check refrigerant pressure
4 Check manual defrost operation
5 Perform Microprocessor Pretrip
8.8.9
8.8.1
Check
3.9
3.4
Electrical
System
1 Check all ground connections for corrosion & tightness
2 Check Stand-by plug for signs of wear or damage
3 Check condenser fan amperage
4 Check evaporator fan amperages
5 Check compressor amperage
6 Check heater amperages
7 Perform insulation resistance verification for high voltage wiring,
refer to Section 8.9.1.
Check
Check
2.11
2.11
2.11
2.11
- -
c. Every Second Service Interval or 2 years
Cooling
System
Drain and flush cooling system 8.5.12
d. Every 10,000 Hour Maintenance
Perform complete annual Preventive Maintenance and the following:
Fuel System Clean and adjust injector nozzles. Engine Service Guide
e. Oil Change Intervals
Oil Type Oil Change / ESI Filter Change
Petroleum 3000 hours or 2 yrs. (Maximum oil drain interval is 2 years.)
Mobile Delvac 1* 4000 hours or 2 yr (Maximum oil drain interval is 2 years.)
* Mobil Delvac1 is the only approved synthetic oil.
f. Coolant Change Intervals
Coolant Type Service Interval
Standard 6000 hours or 2 yr
Extended Life 12000 hours or 5 yr
These maintenance schedules are based on the use of approved oils and regular Pretrip inspections of the unit.
Failure to follow the recommended maintenance schedule may affect the life and reliability of the refrigeration unit.