Also, check that the power to the furnace is on.

Rheem gas furnace not igniting. The furnace is the only gas appliance in the house so i can't really test elsewhere with regards to the gas supply. A faulty gas line could be the reason your gas furnace is not lighting. Dirty filters cause insufficient airflow and can prevent the furnace from starting.

If your furnace won’t ignite, the source of the issue may be a broken flame sensor. To determine if the igniter is faulty, remove the igniter. Ensure the furnace filter is clean—if not, replace the dirty filter with a clean filter.

Sometimes, if you unplug your rheem water heater for five. I have a rheem gas furnace that just began showing code 26, for line and neutral reversed. the furnace has been running normally for over a year, with no recent changes. Finally, make sure the gas supply to the furnace is open.

First, check and make sure that your gas is turned on. If the igniter fails or cracks, the furnace won’t heat. In cases where the glow plug.

When the furnace ignitor is not giving off a glow, it could mean the glow plug has been damaged. The glow plug is an essential part of the ignitor. The most common reason for r.

I tested the gas valve wires during. In this case, you need to replace the ignition control module to solve the problem. Turn power off, r emove the 2 wires from pressure switch, hold apart, turn furnace on.