11, Set the temperature selector on room thermostat to
desired setting.
TO LIGHT UNIT
Your combination heating!cooling unit is equipped with an
automatic direct spark ignition and power combustion
blower,
FIRE AND/OR EXPLOSION HAZARD
Failure to follow this warning could result in
property damage, personal injury, and/or death.
Do not attempt to light by hand, personal injury
may result
FIRE AND/OR EXPLOSION HAZARD
Failure to follow this warning could result in
property damage, personal injury, and/or death.
1. If the main burners fail to light, or the blower
fails to start, shut down gas heating section and
call your dealer for service.
2. Never attempt to manually light the main
burners on unit with a match, lighter, or any other
flame. If the electric sparking device fails to light
the main burners, refer to the following shutdown
procedures, then call your dealer as soon as
possible.
TO SHUT UNIT OFF
FIRE AND/OR EXPLOSION HAZARD
Failure to follow this warning could result in
property damage, personal injury, and/or death.
Do not turn off the electrical power to unit without
first turning off the gas supply.
Before attempting to start the gas heating section,
familiarize yourself with all the procedures that
must be followed.
Refer to Figure 2 for gas valve location.
1, Set the temperature selector on room thermostat to the
lowest temperature setting and set system switch to
HEAT.
2, Close the external manual shutoff valve.
3. Turn off the electrical supply to the unit.
4. Remove the front access panel with a 5/16 -in. nut
driver.
5. Move the selector switch on the internal gas valve to the
OFF position and wait 5 minutes.
6. Move the selector switch on the internal gas valve to the
ON position.
7. Replace the front access panel.
8. Turn on the electrical supply to unit.
9. Open the external manual shutoff valve.
10. Set the temperature selector on room thermostat
slightly above room temperature to start unit. The
induced-draft combustion-air fan will start. Main gas
valve will open and burners should ignite the gas
within 25 seconds. If burners do not light within 25
seconds, the ignition control will go into a Retry Mode
that will take another 25 seconds. Ifthe burners fail to
ignite the gas in 4 consecutive attempts, the unit will
lockout for 3 hours.
FIRE AND/OR EXPLOSION HAZARD
Failure to follow this warning could result in
property damage, personal injury, and/or death.
Do not turn off the electrical power to unit without
first turning off the gas supply.
NOTE: tf unit is being shut down because the heating
season has ended, make sure to turn on power to cooling
system.
Ifunit is being shut down because of a malfunction, call your
dealer as soon as possible.
Should overheating occur or the gas supply fail to shut off,
shut offthe manual gas valve to the unit before shutting off
the electrical supply.
Do not use this unit if any part has been under water.
Immediately call a qualified service technician to inspect the
unit and to replace any part of the control system and any
gas control which has been under water.
Refer to Fig. 2 while proceeding with the following steps.
1. Set the temperature selector on room thermostat to
lowest temperature setting and set system switch to
OFR
2. Close the external manual shutoff valve.
3. Turn off the electrical power supply to the unit.
4. Remove the front access panel.
5. Move the selector switch on the internal gas valve to the
OFF position.
6. Replace the burner access panel.
7. Restore electrical power to the unit and set system
switch to COOL to ensure operation of the cooling
system during the cooling season.