To Start The Furnace; Complete Shutdown; Lighting; Flame Roll-Out Device - Trane UD-R9V User's Information Manual

User's Information
Lighting instructions.
Your furnace does not use a continuously burning pilot
flame. Therefore, manually lighting your furnace is not
required. Your furnace is equipped with an automatic
ignition system. It uses a hot surface ignition device
that automatically lights the burners each time the
comfort control signals the furnace to start.
WARNING
▲ !
buRN HAZARD
DO NOT ATTEMPT TO MANuALLy LIGHT THE FuR-
NACE. FAILuRE TO FOLLOW THIS WARNING COuLD
RESuLT IN PROPERTy DAMAGE, PERSONAL INjuRy
OR DEATH.
CAuTION
▲
!
If the furnace is shut down during the cold weather
months, provisions must be taken to prevent freeze-up
of all water pipes and water receptacles.
1. Please read all safety information in this book be-
fore operating furnace.
2. Set comfort control to lowest setting. Turn off all
electric power to furnace.
3. Remove the furnace front panel to gain access to
the main gas valve.
4. Turn external main gas shutoff valve or the tog-
gle switch located on the main gas valve inside
the unit to the "OFF" position (see illustration on
this page). If an external main gas shutoff valve
is used, turn to "OFF" position (see illustration
on next page). Allow 5 minutes for any gas within
the unit to escape. LP gas being heavier than air
may require forced ventilation. If you smell gas
STOP! Follow the "What To Do If You Smell
Gas" instructions on the front cover of this
book. If you don't smell gas, go to next step.
On/Off Switch
4

To Start the Furnace

your furnace will have a switch to turn the gas ON or OFF.
5. Turn the external main gas shutoff valve and the
toggle switch located on the main gas valve inside
the unit to the "ON" position (see illustration on
this page).
6. Replace the furnace front access panel.
7. Turn on main electrical supply and set comfort
control to desired setting. Combustion blower will
start and ignition device will start to heat up. After
approximately 15 seconds main gas valve will open
and burners will ignite.
8. When the comfort control is satisfied, main burn-
ers will extinguish.
9. If main burners fail to ignite turn off the main
electrical supply power or lower the comfort con-
trol setting and wait 5 minutes.
10. Raise the comfort control setting and restore elec-
trical supply power. Repeat steps 6 through 8.
11. If furnace still will not light, turn "OFF" all gas
and electricity to unit and call servicer or gas sup-
plier.
For complete shutdown.
Turn the external main gas shutoff valve and the tog-
gle switch on the main gas valve inside the unit to the
"OFF" position. Disconnect electrical supply to unit.
CAuTION
▲ !
Whenever your house is to be vacant, arrange to have
someone inspect your house for proper temperature. If
precautions are not taken, damage could result, such
as frozen water pipes.

Flame Roll-out Device.

All models are equipped with a manual resetting roll-
out switch located near the burners. In case of flame
roll-out, the switch trips automatically shutting off
all flow of gas. The switch must be manually reset by
pressing the red reset button on the top of the switch.
Gas valve On / Off
Toggle Switch
32-5035-13