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Run: Reefer Trailer Pre-Trip Inspection

Use this reefer trailer pre-trip inspection template to verify the unit, fuel or power supply, setpoint, and temperature sensors before dispatch. It helps ca...

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Reefer Unit Status

Refrigeration unit powers on and completes startup without fault codes critical (required)

Confirm the unit starts normally and no active fault, alarm, or shutdown condition is displayed.

Yes No N/A

Unit display and controls are readable and responsive

Verify the control panel display is legible and buttons or touchscreen inputs respond as expected.

Yes No N/A

No visible leaks, damaged components, or abnormal noise at the unit critical (required)

Inspect for refrigerant, oil, coolant, or fuel leaks; damaged panels; loose fittings; or unusual vibration/noise.

Yes No N/A

Unit is set to the correct operating mode for the load critical (required)

Confirm the mode matches the shipment requirement, such as continuous or cycle operation.

Fuel and Power Check

Fuel level is sufficient for planned route and dwell time critical (required)

Record the current fuel level and confirm it is adequate for the dispatch plan.

Electrical connection or generator supply is secure and functional

If the trailer uses shore power or another external supply, verify the connection is secure and operating correctly.

Yes No N/A

Fuel cap, lines, and access area are secure and free of damage

Inspect the fuel cap, hoses, and surrounding area for damage, looseness, or signs of tampering.

Yes No N/A

Temperature Setpoint and Load Readiness

Temperature setpoint matches shipment requirement critical (required)

Enter the programmed setpoint and confirm it matches the bill of lading or load instructions.

Cargo area was pre-cooled to required temperature before loading critical (required)

Confirm the trailer was brought to the required temperature before product loading, if applicable.

Yes No N/A

Door seals and latches are intact and close properly

Verify rear doors, seals, and latches are intact to help maintain temperature integrity during transit.

Yes No N/A

Sensor and Probe Check

Supply and return air sensors are present and undamaged critical (required)

Inspect sensors for physical damage, disconnection, or contamination.

Yes No N/A

Temperature readings are stable and within expected range critical (required)

Record the observed temperature reading from the unit or probe and confirm it is reasonable for the load condition.

Sensor alarms or calibration warnings are absent critical (required)

Check for probe faults, calibration alerts, or sensor communication errors on the display.

Yes No N/A

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