What the code means
H5: MOC AC input overcurrent hard-lock
Trane ODR-SVN003D-EN multi-speed status/fault tables for 5TWX7 heat pumps with ComfortSeek identifies H5 as MOC AC input overcurrent hard-lock.
Troubleshooting code
Back to all 5TWX7060A1 error codes
Trane 5TWX7060A1 H5 troubleshooting
MOC AC input overcurrent hard-lock. Use this page to document the issue and prepare for service. GreenFlow should handle diagnosis for electrical, refrigerant, lockout, or recurring conditions.
Safe checks before calling
- Confirm the thermostat is on, set correctly, and calling for heating or cooling.
- Check the air filter and visible return-air path for obvious airflow restrictions.
- Look around the outdoor unit for leaves, snow, ice, or other visible obstructions without opening the cabinet.
- Take photos of the thermostat, outdoor unit, nameplate, and any visible flash pattern before scheduling service.
When to stop and call GreenFlow
Call GreenFlow if the code repeats, the system is locked out, heating or cooling is not restored, there is ice buildup, electrical odor, unusual noise, or any issue involving pressure switches, sensors, wiring, refrigerant, reversing-valve operation, or warranty coverage.
Share the visible code, model and serial number if available, photos, current symptoms, and whether the issue affects heating, cooling, or both.
H5 questions
What does H5 mean on a Trane 5TWX7060A1?
Trane ODR-SVN003D-EN multi-speed status/fault tables for 5TWX7 heat pumps with ComfortSeek identifies H5 as MOC AC input overcurrent hard-lock.
What Trane message is associated with H5?
The Trane source used for this page associates H5 with "MOC AC input overcurrent hard-lock". Match the visible display text, LED pattern, or alert wording to the exact code whenever possible.
What system area does H5 point to?
This code is grouped under outdoor drive current in the source-backed Trane troubleshooting data.
Which Trane documentation supports this H5 page?
Source-backed Trane ODR-SVN003D-EN multi-speed status/fault tables for 5TWX7 heat pumps with WeatherGuard and ComfortSeek. Local products are matched by documented 5TWX7 base model family.
Does H5 indicate a lockout condition?
The source-backed description for this row includes a lockout condition. Record the exact code and avoid repeated reset attempts before the fault history is documented.
Does H5 involve a control, board, drive, or module?
The Trane source row points to outdoor drive current. Record the exact code and visible alert text before any reset so the control history is not lost.
What information should be captured for H5 before clearing alerts?
Capture the exact code, any displayed alert text, the model and serial number, thermostat or control status, operating mode, symptoms, and photos of the display or LED pattern before the alert history is cleared.
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