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ICP Furnace: Reset an ignition lockout (9MAE)

Updated · by Aurora Star Tech Inc.

Reset an ignition lockout (9MAE) on a ICP furnace: Ignition lockout auto-resets after 3 hours; to reset sooner, briefly cut power.

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

Applies to: (F/G)9MAE0601714A, 0602120A, 0801714A, 0802120A, 1002122A, 1202422A

How to fix reset an ignition lockout (9mae): step by step

  1. Briefly cut 115 V to the furnace, or cut 24 V at SEC1/SEC2 (not at the thermostat terminals)
Safety: Gas, electrical and refrigerant work must be done by a licensed technician. Turn off power and gas before servicing, never bypass a safety control, and always follow the manufacturer's manual for your exact model.

If the unit shows an error code, look it up: ICP Furnace codes

Models

G9MAE0601714G9MAE0602120G9MAE0801714G9MAE0802120G9MAE1002122G9MAE1202422

Source: ICP (F/G)9MAE Service and Technical Support Manual 440 04 4700 00, Sequence of Operation, p.36-38 (PDF; printed p.34-36). Written in our own words as a summary; always check the original manual.

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.

© 2026 Aurora Star Tech Inc. All rights reserved. This page may not be copied, republished or used to train other systems without written permission.

Emergency Furnace Repair

647-657-2977