Carrier® Comfort™ 80% AFUE 155000 Btuh Multi-Speed Multipoise Non-Condensing Gas Furnace 14: Ignition lockout
The furnace control is reporting an ignition lockout condition.
Carrier® Comfort™ 80% AFUE 155000 Btuh Multi-Speed Multipoise Non-Condensing Gas Furnace 21: Gas heating lockout
The furnace control is reporting a gas-heating lockout condition.
Carrier® Comfort™ 80% AFUE 155000 Btuh Multi-Speed Multipoise Non-Condensing Gas Furnace 22: Abnormal flame-proving signal
The furnace control is reporting an abnormal flame-proving signal.
Carrier® Comfort™ 80% AFUE 155000 Btuh Multi-Speed Multipoise Non-Condensing Gas Furnace 23: Pressure switch did not open
The furnace control is reporting that the pressure switch did not open as expected.
Carrier® Comfort™ 80% AFUE 155000 Btuh Multi-Speed Multipoise Non-Condensing Gas Furnace 24: Secondary voltage fuse is open
The furnace control is reporting that the secondary-voltage fuse is open.
Carrier® Comfort™ 80% AFUE 155000 Btuh Multi-Speed Multipoise Non-Condensing Gas Furnace 31: Pressure switch did not close or reopened
The furnace control is reporting that the pressure switch did not close or reopened during operation.
Carrier® Comfort™ 80% AFUE 155000 Btuh Multi-Speed Multipoise Non-Condensing Gas Furnace 33: Limit circuit fault
The furnace control is reporting a limit-circuit fault.
Carrier® Comfort™ 80% AFUE 155000 Btuh Multi-Speed Multipoise Non-Condensing Gas Furnace 34: Ignition proving failure
The furnace control is reporting an ignition-proving failure.
Carrier® Comfort™ – 80% AFUE 110000 BTUH Multi-Speed Multipoise Non-Condensing Gas Furnace 13: Limit circuit lockout
The furnace control is reporting a limit-circuit lockout condition.
Carrier® Comfort™ – 80% AFUE 110000 BTUH Multi-Speed Multipoise Non-Condensing Gas Furnace 14: Ignition lockout
The furnace control is reporting an ignition lockout condition.