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FURNACE TROUBLESHOOTING SOLUTIONS
 
 
FURNACE MOTORS & BLOWER ASSEMBLIES
Removing and cleaning blower assemblies
Troubleshooting blower motors and relays
Troubleshooting motor capacitors
Troubleshooting variable speed blower motors
Troubleshooting inducer motors

GAS VALVES AND FURNACE CONTROLS
Troubleshooting gas valves and pressures
Troubleshooting thermocouples and pilots
Troubleshooting electronic ignitions
Troubleshooting relays and control boards
Troubleshooting limit and pressure switches
Troubleshooting transformers & low voltage wiring

GAS FURNACE SERVICE
Troubleshooting flues and draft
Troubleshooting thermostats and anticipation
Furnaces w /heat pumps & fossil fuel controls
 
 
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Sequence of Operation: Typical Gas Furnace
Sequence of Operation: Ignition Gas Furnace
 
 
Sequence of Operation: Typical Oil Furnace
 
 
Gas Furnace will not start- No Heat
Gas Furnace's blower (fan) runs- No Heat
Gas Furnace's burners ignite but no fan
 
 
Oil Furnace will not start- No Heat
Oil Furnace's blower (fan) runs- No Heat
Oil Furnace's burner ignites, but no fan
 
 
FURNACE MOTORS & BLOWER ASSEMBLIES
Removing and cleaning blower assemblies
Troubleshooting blower motors and relays
Troubleshooting motor capacitors

OIL BURNERS AND FURNACE CONTROLS
Troubleshooting nozzles and electrodes
Troubleshooting cad cells & primary controls
Troubleshooting oil pump pressures and filters
Troubleshooting ignition tranformers
Troubleshooting burner motors and blower wheels
Adjusting and tuning oil burners
Troubleshooting relays and control boards
Troubleshooting limit and control switches
Troubleshooting transformers & low voltage wiring

OIL FURNACE SERVICE
Troubleshooting flues and draft
Troubleshooting thermostats and anticipation
Furnaces w /heat pumps & fossil fuel controls
Checking fuel oil and storage tanks
 
 
How to change a furnace air filter
What needs maintaining on a furnace
How to save money with your furnace
When do you need a new furnace
What furnace air filter is best for me?
Carbon Monoxide: What to know
 
         
 
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