Questions & Answers for: can t open furnace

open top door on furnace switch is round with little black hose on it. disconnect hose from furnace side and **** on it to see if it will close.reconnect hose and try furnace your ignitor is bad it is

...open or bad. The furnace board is seeing that one of those switches is open, so it brings the blower on to try to get the heat out of the combustion chamber area, so the switch will close. But if the ...

...furnace pressure switch is stuck open Hi. If it is stuck open you will need to replace the switch.... Here is a tip that will help you try to figure out why your furnace is not working. Basic Furnace ...

...furnace light is telling me that the limit swich is open so what can I do it is starting to get cold in here. Help please? on most furnaces the limit switch will reset its self.not knowing which ...

...open when the furnace overheats due to restricted airflow, check the blower wheel make sure it is clean and also make sure the blower motor is running at good speed and not dragging. Sometimes a weak ...

...open to help avoid this problem in the future! There are other limit switches in the furnace as well, which are "manual reset". They will not reset unless the little red button on them is pressed. If ...

...open on my furnace My furnace pilot still goes off, the fan goes, air filters clean but no heat is coming out!! What do i do? If your limit circuit open it is an indication of either a power surge ...

...open so furnace never heats up; YOUR FURNACE IS IN LOCKOUT MODE DUE TO A SAFETY FEATURE OF UNIT. USUALLY THE HIGH LIMIT HAS BEEN TRIPPED, OR YOU PRESSURE SWITCH FROM DRAFT INDUCER MOTOR FAULTY OR ...

...thermostat but furnace is not responding at all. the thermostat have 2 connection(1 normal open connection and 1 is normal open connection),and it necesary to put your conection on open

Nordyne trip main breaker in breaker panel, open up furnace and open small door at bottom to access electrical wiring. most of the time on older furnaces , fuse is in series with low voltage red wire.