Maintenance and Inspection

TKX Refrigeration performs a 32 point inspection on Carrier and Thermo King refrigeration units during our standard preventative maintenance service.

Our recommended interval for trailers & refrigeration units every 1,500 hours.

Microprocessor.

• Run Pretrip test
• Check Engine
• Check fuel supply
• Check Engine oil level.
• Inspect belts for condition, and proper tension.
• Check engine oil pressure hot, on high speed.
• Listen for unusual noises, vibration, etc.
• Check air cleaner restriction indicator.
• Drain water from fuel and check vent
• Inspect/clean fuel transfer pump inlet strainer
• Check and adjust engine speeds
• Check condition of drive coupling bushings.
• Check engine mounts for wear.
• Replace fuel filters/water separator.
• Change engine oil and oil filter (hot).
• Change ELC (red) engine coolant every 5years or 12,000 hours.
• Test fuel injection nozzles at least every 10,000 hours.

Electrical

• Inspect battery terminals and electrolyte level.
• Inspect wire harness for damaged wires or connection.
• Check operation of damper door.
• Inspect alternator wire connections for tightness.
• Inspect electric motor; replace bearings yearly or every 6,000 hours.

Refrigeration

• Check refrigerant level
• Check for proper suction pressure.
• Check compressor oil level and condition.
• Check compressor efficiency and pump down refrigeration system.
• Replace dehydrator and check discharge and suction pressure every (2) years.

Structural

• Visually inspect unit for fluid leaks
• Visually inspect unit for damaged, loose or broken parts.
• Inspect tapered roller bearing fanshaft and idlers for leakage and bearing wear
• Clean entire unit including condenser and evaporator coils and defrost
• Check all unit and fuel tank mounting bolts, brackets, lines, hoses etc.
• Check evaporator damper door adjustment operation

See why we’re different,
Give us a call today to schedule services
(773) 254-1020