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Les langues disponibles
# of Blinks
Fault Condition
Steady On
Control OK
1 Flash
Temperature limit switch is open
2 Flashes
Pressure switch is open with inducer on
3 Flashes
Pressure switch is closed with inducer off
4 Flashes
Lockout due to failed ignition
5 flashes
L1/Neutral reversed or voltage not present
on L1
Rapid Flash
Flame sense or internal control fault
Note: If the hot surface ignitor is to be replaced, be sure to disconnect all power to the unit. Be very careful in handling the new ignitor
as they are fragile and can be broken easily if hit or dropped.
Parts can be ordered only through your service person or dealer. For best results, the service person or dealer should order parts through
the distributor. Parts can be shipped directly to the service person/dealer.
All parts listed in the Parts List have a Part Number. When ordering parts, first obtain the Model Number from the name plate on your
equipment. Then determine the Part Number (not the Index Number) and the Description of each part from the following appropriate
illustration and list. Be sure to give all this information.
Furnace Model Number
Furnace Serial Number
Type of Gas (Propane or Natural)
Do not order bolts, screws, washers or nuts. They are standard hardware items and can be purchased at any local hardware store.
Shipments contingent upon strikes, fires and all causes beyond our control.
Page 16
FURNACE CONTROL BOARD
FAULT SEQUENCE CODE — TROUBLE SHOOTING GUIDE
HOW TO ORDER REPAIR PARTS
Empire Comfort Systems, Inc. Nine Eighteen Freeburg Ave. Belleville, IL 62222-0529
DIAGNOSTICS
Fault Correction
-Check Circulating Air Blower Inlet or Grill Outlet for Blockage, Inducer
Blower/Circulating Air Blower Run to Cool Heat Exchanger and Limit
-Check for Flame Roll Out Condition Causing Roll Out Limit Switch on
Burner Box to Open
-Clean Circulating Air Filter
-Check Heat Exchanger and Flue System, Outlet and Inlet for Restriction
-Check Inducer Blower/Wheel for Operation/Airflow
-Check Pressure Switch
-Check Pressure Switch and Replace
-Check for Broken Ignitor
-Check for Bent Ignitor Bracket - Ignitor too far from Burner
-Check for Flame Sensor Malfunction/or False Ground
-Check Gas Valve
-Reset Thermostat
-Shut Off Power to Unit and Dis-Connect Cordset Plug from Wall Recep-
tacle.
Open Junction Box and Un-Reverse Polarity of Incoming Power Leads
-Check Ignitor Operation
-Check Flame Sensor for Malfunction or False Grounding
-Check Gas Valve
-Reset Thermostat
Part Description
Part Number
19562-4-0610
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