To Next PageTo Next PageHow to fix an ignition proving failure on my ICP N9MSB0801716C?
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 N9MSB0801716C Furnace?
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.
Explains the use of signal words like WARNING and CAUTION within the manual text.
Details how signal words are used on product labels in combination with colors and pictures.
Warns about hazards that could result in severe personal injury, death, or property damage.
Alerts users to the risk of electric shock, personal injury, or death from electrical hazards.
Highlights risks of carbon monoxide poisoning and fire, with specific usage limitations.
Warns about sharp edges on sheet metal parts that can cause cuts and injuries.
Guidance on inspecting and verifying burner orifices for proper gas input rate.
Steps to adjust manifold pressure to achieve the correct gas input rate based on altitude and gas heat value.
Procedure to measure and verify the inlet gas pressure to the furnace during operation.
Detailed steps for adjusting the gas valve regulator to set the correct manifold pressure.
Procedures to measure and ensure proper air temperature rise across the heat exchanger.
Instructions on how to change blower motor speed selections for optimal airflow and temperature rise.
Procedures to test the main limit switch and pressure switches for proper operation.
General