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KeepRite G9MXT0401410A Error Codes

Updated · by Aurora Star Tech Inc.

KeepRite G9MXT0401410A error codes and diagnostic codes (also listed as F9MXT0401410A, (F/G)9MXT0401410A, G9MXT0401410). The G9MXT0401410A is a KeepRite furnace in the KeepRite (F/G)9MXT Two-Stage Furnace series.

Homeowner with a furnace problem? Call (647) 657-2977 or book a service call — licensed technicians across Vaughan and the GTA.

KeepRite G9MXT0401410A error codes list

CodeMeaningSeverity
1+2Blower running after power-up (normal)Low
2Pressure switch stuck closed (did not open)Medium
3Pressure switch did not close or reopenedHigh
4Limit or rollout circuit openHigh
5Flame sensed with gas valve offCritical
6Flame not proved during ignition trialHigh
6+1Ignition lockout after 4 failed triesHigh
7Limit circuit lockoutHigh
8Gas heating lockout - manual reset neededCritical
9High-heat pressure switch or relay did not close or reopenedHigh
10Line voltage polarity reversedMedium
LED offStatus LED dark - no power to the control or blown 3 A fuseHigh
LED steady ONStatus LED on solid - control lockout (resets after 1 hour)High

Troubleshooting the G9MXT0401410A

All KeepRite Furnace error codes →

Homeowner help: Furnace Not Turning On: What to Check · Furnace Blinking Light: What the Flash Codes Mean

General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.

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