Pretrip — Automated

Run the automated pre-trip inspection test

The automated Pretrip runs 10-14 tests to verify that all major components of the unit are operating correctly. Run this test BEFORE loading the trailer.

Step 1: Access Pretrip

Press MENU until PRETRIP is displayed on the screen.

Step 2: Start Pretrip

Press the PRETRIP soft key, then select "Start Pretrip" and press EQUALS to begin.

The Pretrip checks: • Display test • 12VDC component check • Sensor check • Engine speed tests • Heater check • Evaporator fan check • Condenser fan check • CSMV check • EVXV check • ECXV check • LIV check • Remote EVXV check

Duration

The Pretrip test takes approximately 7-25 minutes to complete.

Results will display as one of: • PRETRIP PASS — All tests passed, unit is operating correctly • PRETRIP FAIL IN TEST ## — A specific test failed (note the test number) • PRETRIP FAILED AND COMPLETE — Multiple tests failed

Test 1 — Operator Verification

Test 1 requires your participation: a buzzer sounds and the light bar illuminates. Verify you can hear the buzzer and see the lights, then confirm on the display.

Cannot Start Pretrip?

If "CAN NOT START PRETRIP" displays, check for: active PC (computer) mode, defrost mode running, or active shutdown alarms. Clear these conditions before attempting the Pretrip again.