5
Maintenance Inspection Schedule
First Week Inspection and Maintenance
AFTER FIRST WEEK OF OPERATION:
• Check the belt tension
• Tighten the unit mounting bolts
• Check the refrigerant level
Bi-monthly Annually Inspect/Service These Items
ELECTRICAL
••
Check defrost initiation and termination.
••
Check thermostat cycle sequence.
••
Check operation of protection shutdown circuits.
•
Check thermostat and thermometer calibration in 32 F (0 C) ice-water bath.
•
Inspect wire harness for damaged wires or connections.
•
Inspect/replace DC fan motor brushes.
REFRIGERATION
••
Check refrigerant level.
•
Replace dehydrator.
STRUCTURAL
••
Visually inspect unit and refrigerant hoses for fluid leaks.
••
Visually inspect unit for damaged, loose or broken parts.
••
Clean defrost drains.
••
Inspect belts for condition and proper tension (belt tension tool P/N 204-427).
••
Clean entire unit including evaporator coil and condenser coil.
••
Check all unit mounting bolts, brackets, lines, hoses, etc.
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