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Rheem Error Code FIXED FIRE RATE: Forced low or high fire test (SETUP menu) (Furnace)

Updated · by Aurora Star Tech Inc.

Rheem error code FIXED FIRE RATE on a furnace means: Forced low or high fire test (SETUP menu). It is also called Rheem diagnostic code FIXED FIRE RATE.

Low severityFurnaceRGPE/RGLE

Homeowner? What Rheem code FIXED FIRE RATE means for you

Usually minor Your furnace is reporting: Forced low or high fire test (SETUP menu). This code is usually informational or minor. The safe checks below often clear it; call us if it keeps showing up.

Safe things you can check yourself

  • Check the thermostat: right mode (Heat or Cool), set a few degrees past room temperature, and fresh batteries if it uses them.
  • Make sure the unit has power: its on/off switch (often looks like a light switch near the unit) is ON and the breaker in the electrical panel is not tripped.
  • Make sure the furnace front door or panel is closed properly; many furnaces will not run with the door switch open.
  • Look at the air filter. If it is grey and clogged, replace it; a blocked filter causes many shutdowns.
  • Outside, make sure the intake and exhaust pipes or vent cap are not blocked by snow, ice, leaves or a nest.
  • Check that the gas valve next to the furnace is open (handle in line with the pipe). Do not force it.
  • Try one reset: turn the power off for 30 seconds, then back on. If the code comes back, stop resetting and call a technician.

Call (647) 657-2977Book a service call

Licensed technicians serving Vaughan, Toronto and the GTA.

What does Rheem error code FIXED FIRE RATE mean?

Temporarily locks gas firing rate and blower to low or high for the heat call that is already running, for up to two hours or until that call ends. Only for installation, adjustment and diagnosis by a qualified technician. It will not engage if no heat call is present.

Applies to: Rheem/Ruud RGPE / RGLE modulating furnaces

Safety: Gas, electrical and refrigerant work must be done by a licensed technician. Turn off power and gas before servicing, never bypass a safety control, and always follow the manufacturer's manual for your exact model.

Rheem models that use code FIXED FIRE RATE

RGLE-05(-)BMKRRGLE-07(-)AMKRRGLE-07(-)BRQRRGLE-10(-)BRMRRGLE-12(-)ARMRRGPE-05(-)BMKRRGPE-07(-)AMKRRGPE-07(-)BRQRRGPE-10(-)BRMRRGPE-12(-)ARMR

Other Rheem Furnace codes

CodeMeaning
d8Old shared data (OLD SHARED DATA)
dFDefrost in progress (dual fuel)
FContinuous fan on
FAULT HISTORY menuFurnace user menu - FAULT HISTORY
Fault recallPower-up replay of the last three faults
Fault recall - last 5Power-up replay of the last five faults
FLFault history (pushbutton status menu)
Flame LED offNo flame sensed (troubleshooting aid)
Flame LED rapid blinkAmber flame LED - unexpected flame
Flame LED slow blinkAmber flame LED - marginal flame sense
Flame LED steady onAmber flame LED steady - normal flame sensed
FrFire rate readout (pushbutton status menu)

All Rheem Furnace error codes →

Rheem code FIXED FIRE RATE: homeowner questions

What does Rheem code FIXED FIRE RATE mean?

Forced low or high fire test (SETUP menu). Temporarily locks gas firing rate and blower to low or high for the heat call that is already running, for up to two hours or until that call ends. Only for installation, adjustment and diagnosis by a qualified technician. It will not…

Is it safe to keep using my furnace with code FIXED FIRE RATE?

Usually yes. Code FIXED FIRE RATE is normally minor, but if it keeps coming back have it checked.

Can I reset Rheem code FIXED FIRE RATE myself?

You can try one reset (power off for 30 seconds, then on). If Rheem code FIXED FIRE RATE comes back, the cause is still there and a licensed technician should check it.

Who can fix Rheem code FIXED FIRE RATE near me?

Aurora Star Tech Inc. repairs Rheem furnaces in Vaughan, Toronto and across the GTA. Call (647) 657-2977 or book a service call online.

Homeowner help: Furnace Not Turning On: What to Check · Furnace Blinking Light: What the Flash Codes Mean

Troubleshooting guides

Source: RGPE Furnace User Menus, SETUP item 5, p.56. Written in our own words as a summary; always check the original manual.

General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.

Emergency Furnace Repair

647-657-2977