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Heil Furnace Error Codes
If you're looking for help fixing your Heil Furnace, look no further! Our comprehensive Heil Furnace error code guide will explain common issues, provide tips, and show you how to read your model's error codes.
CODE: LED flashing like a heartbeat
PROBLEM: Control has 24 VAC power
CODE: Two LED flashes
PROBLEM: Unit’s pressure switch didn’t open
FIX: Check for an obstruction in the pressure tubing
CODE: Three LED flashes
PROBLEM: Unit’s pressure switch didn’t close or reopened
FIX: Check for: excessive wind; if it’s the proper vent size; defective inducer motor; defective pressure switch; inadequate combustion air supply; disconnected or obstructed pressure tubing; or restricted vent
CODE: Four LED flashes
PROBLEM: Limit circuit fault: either a limit or flame rollout is open
FIX: Check for: restricted vent; loose blower wheel; excessive wind; dirty air filter; or defective blower
CODE: Five LED flashes
PROBLEM: An abnormal flame proving signal, the flame is likely proved while the gas valve is de-energized
FIX: Check for a leaky gas valve or a gas valve that is stuck open
CODE: Six LED flashes
PROBLEM: Failure to ignite or the flame sensor was lost while running
FIX: Check for: an ungrounded flame sensor; defective hot surface ignitor; control ground continuity; inadequate flame carryover; or rough ignition
CODE: Seven LED flashes
PROBLEM: Limit circuit lockout
FIX: A lockout will occur if the limit or flame rollout is open for longer than 3 minutes. Control will auto-reset after 3 hours.
CODE: Eight LED flashes
PROBLEM: Gas heating lockout, control won’t auto-reset
FIX: Check for a miswired gas valve or a defective control valve
CODE: Ten LED flashes
PROBLEM: Polarity is reversed
FIX: Review instructions to correct polarity
CODE: 1 + 2
PROBLEM: Blower is on after power up
FIX: Occurs if the unit is powered up during a call for heat or opens while the blower is on delay
CODE: 6 + 1
PROBLEM: Ignition lockout
FIX: Control will auto-reset after 3 hours
CODE: LED is off
PROBLEM: Secondary voltage fuse is open
FIX: Check whether the door switch isn’t closed or for a short circuit
CODE: LED is on
PROBLEM: Control circuitry lockout
FIX: Will auto-reset after 1 hour
CODE: LED is solid
PROBLEM: Gas valve relay is stuck while open, flame sense circuit failure, or software-check error
FIX: Reset power to clear the lockout and then replace control if status code repeats itself
Related Error Code Pages:
Heil Air Conditioner Error Codes, Heil Furnace Error Codes,
Related Troubleshooting Pages:
Heil Air Conditioner Troubleshooting, Heil Furnace Troubleshooting,
Related Repair Pages:
Heil Air Conditioner Repairs, Heil Furnace Repairs,
Related Parts Pages:
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Related Pages:
nearby furnace repair, residential furnace repair, local furnace services, furnace repair prices, furnace unit repair,
Heil Furnace Error Codes
Heil Furnace fault codes
Heil Furnace diagnostic codes
Heil Furnace error symbols
Heil Furnace common faults
I have owned a Heil furnace for about twelve years. I purchased new together with my house when I moved in. So far it’s operating efficiently, and it’s very reliable. The only thing I have done on my furnace has changed the filters and no other major repairs. I also did a replacement of the converter at the AC unit compressor outside that is not necessarily part of my furnace. I had a technician inspect my furnace recently, and he confirmed that it is still running like a new one. It is as well very efficient, and my heating bill has dropped drastically I would recommend this brand to anyone to purchase one.
The low price is what attracted me into buying this model which I have owned for about four and a half years now. The stainless steel secondary heat exchanger is of high quality. With this unit, I saved money on this equipment and still got high efficiency not forgetting the double stage valve and motor giving reliable performance. The unit is economical in the long run, and I would buy this brand again.
I purchased this furnace around six years ago. It is efficient, simple, works well but it is a bit expensive as compared to other brands. However, I cannot complain much about the price because compared to the performance of the unit, the price is reasonable and I see now that I got value for my money. The furnace runs quietly with little or no noise at all and I have not done any repairs or replacements. I can say that I am happy with this unit. The only thing I would like to stress to other users is that they should have a qualified Technician install their furnace or else they will have problems. I would buy this brand again if I ever need one.
After numerous research for the best gas furnace regarding price and performance finally settled for this model. I met a contractor who took me through all the specifications of this model and then installed the unit for me. My experience with Heil has been great, and I would buy this brand again and again. I have had my f for five years now, and no single repair plus the unit runs without the noise, you can barely hear it or notice whether it’s functioning or not. You know what he was right; I haven’t had a problem with mine for years.
Heil's major strength is that it delivers on pricing and affordability. They also have a wide range of energy-efficient furnaces that are ideal for both residential and small commercial use.
