Repair Parts List - Lennox EL296DFV SERIES User's Information Manual

13 Perform a complete combustion analysis during the fur­
nace inspection to ensure proper combustion and oper­
ation. Consult Service Literature for proper combustion
values.
14 Verify operation of CO detectors and replace batteries
as required.
Perform a general system test. Turn on the furnace to
check operating functions such as the start-up and shut-off
operation.
1 - Check the operation of the ignition system, inspect
and clean flame sensor. Check microamps before and
after. Check controls and safety devices (gas valve,
flame sensor, temperature limits). Consult Service
Manual for proper operating range. Thermal Limits
should be checked by restricting airflow and not dis­
connecting the indoor blower. For additional details,
please see Service and Application Note H­04­9.
2 - Verify that system total static pressure and airflow set­
tings are within specific operating parameters.
3 - Clock gas meter to ensure that the unit is operating at
the specified firing rate for each stage of operation.
Check the supply pressure and the manifold pressure
on both low fire and high fire. If manifold pressure ad­
justment is necessary, consult the Service Literature
for unit specific information on adjusting gas pressure.
Not all gas valves are adjustable. Verify correct tem­
perature rise.
NOTE - After any heavy snow, ice or frozen fog event the
furnace vent pipes may become restricted. Always check
the vent system and remove any snow or ice that may be
obstructing the plastic intake or exhaust pipes.

Repair Parts List

The following repair parts are available through Lennox
dealers. When ordering parts, include the complete fur­
nace model number listed on the CSA International name­
plate -- Example: EL296DFV045P36B. All service must
be done by a licensed professional installer (or equiva­
lent), a service agency, or the gas supplier.
Cabinet Parts
Upper access panel
Blower access panel
Top Cap
Control Panel Parts
Transformer
Integrated control
Door interlock switch
Blower Parts
Blower wheel
Motor
Motor mounting frame
Motor capacitor
Blower housing cutoff plate
Heating Parts
Flame Sensor
Heat exchanger assembly
Gas manifold
Combustion air inducer
Gas valve
Main burner cluster
Main burner orifices
Pressure switch
Ignitor
Primary limit control
Flame rollout switches
The State of California has determined that this prod­
uct may contain or produce a chemical or chemicals,
in very low doses, which may cause serious illness
or death. It may also cause cancer, birth defects or
reproductive harm.
Page 8
WARNING