Nordyne FG7SA-045C-23A User Manual page 8

Single stage, two-stage, and modulating furnaces
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Verify furnace areais freeofcombustible
X
X
X
materials.
Verify combustion andventilation a ir is
X
X
X
notrestricted.
Verify nosignsofphysical deterioration
X
X
X
ofthefurnace.
Verify noobstructions or restrictions i n
X
X
ventor chimney.
Verify noholes or cracks inventpipe.
X
X
Verify nocorrosion inventpipe.
X
X
Verify the horizontal ventpipesslope
X
X
upwards a wayfromfurnace.
Verify burner f lame.
X
Cleanor replace filter(s).
X
Cleanblower c ompartment.
X
Cleanburner assembly.
X
Cleancondensate collection and
X
disposal system (ifapplicable).
Table 1. Maintenance Table
BURNER OPERATION
Perform the startup instructions on page 7. The igniter
should ignite the closest burner and the flames should
quickly carryover to the other burners. The flames should
be bright blue, with occasional yellow streaks.
NEW CONSTRUCTION
The operation of gas furnaces in a construction environment
can cause a variety of problems with the furnace. Before
occupying the residence, homeowners should have these
safety inspections performed by a licensed technician:
The filter must be replaced or cleaned and the furnace
must be inspected by a licensed HVAC technician. The
furnace must be cleaned and/or repaired if found to be
dirty, damaged, or malfunctioning
in any way. Before
occupancy,
the furnace shall be inspected
and ap-
proved by applicable local authority even if this results
in redundant inspections.
The duct work must be inspected and cleaned if found
to contain any construction debris.
FURNACE AND AIR DUCTS
Homeowners should perform frequent visual inspections
of the furnace for obvious signs of deterioration.
The
furnace should be sound without sagging, cracks gaps,
etc around the base. The return air duct connection(s) is
secured and sealed to the furnace cabinet and terminates
outside the area containing the furnace. Any signs of
damage or loose connections
should be repaired by a
qualified HVAC technician.
If the furnace fails to operate check the following:
1. Is the thermostat setting correct?
2. Are the blower compartment
door(s) in place?
3. Has the circuit breaker tripped or the control board
fuse burned open?
4. Is the gas turned on at the manual shutoff?
5. Is the filter dirty or clogged?
If the furnace still doesn't operate, contact a licensed
HVAC technician

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