To Next PageTo Next PageHow to troubleshoot ignition proving failure in International comfort products N9MSE Furnace?
If your International comfort products Furnace fails to prove ignition, first ensure that 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 International comfort products N9MSE Furnace?
If the pressure switch on your International comfort products Furnace doesn't open, inspect for obstructions in the pressure tube, low inlet gas pressure (if LGPS is used), and disconnected or obstructed pressure tubing.
General| Brand | International comfort products |
|---|---|
| Model | N9MSE Series |
| Category | Furnace |
| Language | English |
Critical warnings about hazards from improper installation, alteration, service, or use.
Hazards related to combustible materials like solvent cements and primers.
Cautions regarding improper installation affecting unit component damage.
Outlines the national and local codes and standards that must be followed during installation.
Steps to prevent damage to electronic components from static discharge.
Warnings about premature furnace failure due to improper installation location.
Hazards from contaminated air affecting heat exchangers and furnace life.
Specific safety warnings for installing furnaces in garages.
Prohibitions against installing the furnace on its back or hanging it downwards.
Caution about air contaminants like halogen compounds corroding heat exchangers.
Details on standard and known air infiltration methods for indoor combustion air.
Precautions against freezing of drain traps and lines in cold environments.
Warnings about potential damage from plugged condensate drains or pump failures.
Warning against connecting return air ducts to the back of the furnace.
Critical warnings about fire, explosion, and CO hazards.
Warnings about operating the furnace without a filter or with doors removed.
Guidance on selecting filters and sizing return ductwork based on pressure drop.
Warnings and guidelines related to gas piping installation.
Safety warnings regarding the use of flexible gas appliance connectors.
Critical warnings and instructions for electrical connections.
Requirements for connecting the 115-V power supply, including polarity.
Safety warnings for manual disconnect switch installation location.
Specific requirements for vent systems in Canada according to CAN/CSA B149.
Diagrams showing clearances for direct vent system terminations.
Diagrams showing clearances for non-direct and ventilated combustion air systems.
Warning against using cement on polypropylene venting systems.
Warnings about joining polypropylene venting systems.
