To Next PageTo Next PageWhat to do if my Rheem 801T has failed ignition?
If your Rheem Furnace fails to ignite, you can try the following: check the PS contacts, inspect the wires for any shorts, verify the line voltage at the IDM, and check the wiring and connections between the IDM and IFC.
What to do if my Rheem 801T Furnace has a blower fault and is unable to run?
If your Rheem Furnace's blower is unable to run due to a blower fault, check the wires for any shorts, verify the line voltage at the IDM, and inspect the wires and connections between the IDM and IFC.
What to do if my Rheem 801T has low flame sense?
If your Rheem Furnace has low flame sense, clean the flame sense rod if necessary. Also, check the wire continuously between the flame sense rod and the appropriate pin of the connector on the IFC.
What to do if my Rheem 801T has unexpected flame?
If your Rheem Furnace exhibits an unexpected flame, check for a blocked vent, excessive vent length or elbows, or a blocked heat exchanger.
How to fix reversed line and neutral on my Rheem Furnace?
To correct reversed line and neutral on your Rheem Furnace, ensure proper polarity between L1 and neutral.
Critical safety precautions and warnings for installation and operation.
Procedures and requirements for providing adequate combustion air.
Instructions for venting the furnace and its flue gases.
Safety information and guidelines for gas supply and piping installation.
Procedures for setting and measuring gas supply and manifold pressures.
Guidelines for making electrical connections to the furnace.
Step-by-step guide for the furnace's operating sequence during heating.
Detailed sequence for ignition trial, flame sensing, and lockout.
Explanation of the diagnostic display and fault code meanings.
Explanation of soft and hard lockout conditions and their triggers.
Explanation of limit controls and flame roll-out safety switches.
A flowchart to help diagnose furnace operational problems.
Schematic showing electrical connections for furnace operation.
General