Home / Error codes / Water heater / 13
Rheem water heater error 13
Poor combustion. The burner is not burning correctly: wrong gas pressure or blocked vent.
Serious · needs a technician
13
Meaning: Poor combustion
What causes 13
The burner is not burning correctly: wrong gas pressure or blocked vent.
What to do
A technician must check gas pressure and venting.
Can I fix it myself?
No. This is a fault a technician should handle; keep using the appliance and it can get worse or become unsafe.
If the code comes back
Book a visit and add the code to the booking. A technician arrives knowing which parts to bring, diagnoses the water heater for a flat $89 and gives you an exact quote before doing any work.
Same water heater