To Next PageTo Next PageHow to fix an ignition proving failure on my ICP Furnace?
If your ICP furnace fails to sense the flame during ignition, check the following: Ensure the gas valve is turned on, the manual shut-off valve is open, the Green/Yellow wire is securely connected to the furnace sheet metal, and the flame sensor is not grounded.
What to do if the pressure switch did not open in my ICP N9MSB0401410C?
If the pressure switch on your ICP furnace doesn't open, check for several potential issues: Ensure proper vent sizing, verify low inlet gas pressure (if LGPS is used), and inspect for disconnected or obstructed pressure tubing.
Highlights general safety codes and the use of safety-alert symbols for personal injury.
Defines DANGER, WARNING, and CAUTION for hazard seriousness and potential injury or damage.
Details specific hazards like personal injury, electrical shock, carbon monoxide, and cut hazards.
Warns about manual reset limit switches and the need to correct issues before resetting.
Provides instructions for priming the condensate trap with water to prevent vent gas entry.
Details procedures for purging gas lines and checking for leaks, emphasizing safety precautions.
Instructions on checking and verifying burner orifice size to ensure proper flame characteristics.
Procedure to check inlet gas pressure during maximum heat operation.
Step-by-step guide to adjusting manifold pressure for proper gas input rate.
Procedure for verifying natural gas input rate by clocking the meter.
Guidance on using the Status Code LED and Flow Chart for diagnosing furnace problems.
Procedure for retrieving stored fault codes using the status LED.
Procedure to initiate a self-test sequence for furnace components.
Explanation of LED status codes for diagnosing furnace operational issues.
Details the component test sequence for furnace diagnostics.
General