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Maintenance Inspection Schedule (Rev. 04/03)
6
REFRIGERATION
•
Check refrigerant level and compressor oil condition.
•
Check suction pressure regulator regulating pressure on defrost or
heating cycle.
•
Replace dehydrator (every two years) and check discharge and
suction pressures.
STRUCTURAL
•
Visually inspect unit for fluid leaks (coolant, oil, freon).
•
Visually inspect unit for damaged, loose or broken parts (includes air
ducts and bulkheads, if so equipped).
•
Inspect tapered roller bearing fanshaft and idler for leakage and
bearing wear (noisy).*
•
Clean entire unit including condenser and evaporator coils and
defrost drains.
•
Check all unit, fuel tank and electric motor mounting bolts, brackets,
lines, hoses, etc.
•
Check damper door adjustment and operation.
•
Inspect clutch.*
*With belt removed, spin bearings by hand. Listen for noise (bearings roll freely).
NOTE: Compressors are equipped with an oil filter. Every 2 years of operation or whenever there is a
major service procedure performed, both the compressor oil filter and filter-drier must be changed.
Fuel
Island
Pre-trip
Every
750
Hours
Annual/
3,000
Hours
Maintenance interval may be extended to 1000 hours when
equipped with bypass oil filter.
Inspect/Service These Items
Summary of Contents for KD-II SR
Page 4: ......
Page 8: ......
Page 13: ...Safety Precautions Rev 04 03 v AEA40...
Page 14: ...Safety Precautions Rev 04 03 vi AEA38...
Page 33: ...Unit Description Rev 04 03 19 1 Evaporator 2 Access Door Rear View Curbside KD II SR 1 2 AEA38...
Page 37: ...Unit Description Rev 04 03 23 Power Receptacle Box KD II SR 50 AEA42...
Page 58: ...Remote Control Panel Features Rev 04 03 44...
Page 112: ...Refrigeration Maintenance Rev 04 03 98...
Page 120: ...106...
Page 146: ...132...
Page 156: ...142...
Page 162: ...148...
Page 170: ...156...
Page 172: ...158...
Page 173: ...159 KD II 30 Schematic Diagram Page 1 of 2...
Page 174: ...160 KD II 30 Schematic Diagram Page 2 of 2...
Page 175: ...161 KD II 30 Wiring Diagram Page 1 of 2...
Page 176: ...162 KD II 30 Wiring Diagram Page 2 of 2...
Page 177: ...163 KD II 50 Schematic Diagram Page 1 of 2...
Page 178: ...164 KD II 50 Schematic Diagram Page 2 of 2...
Page 179: ...165 KD II 50 Wiring Diagram Page 1 of 2...
Page 180: ...166 KD II 50 Wiring Diagram Page 2 of 2...
Page 181: ...167 KD II 50 SR 230 1 60 Wiring Diagram Page 1 of 2...
Page 182: ...168 KD II 50 SR 230 1 60 Wiring Diagram Page 2 of 2...