System; Secure Owner's Approval - York SINGLE PACKAGE AIR CONDITIONER GAS User's, Maintenance And Service Information Manual

• Immediately call your gas sup-
plier from a neighbor's phone.
Follow the gas supplier's
instructions.
• If you cannot reach your gas
supplier, call the fire department.
A. Use only your hand to push in or
turn the gas control knob. Never
use tools. If the knob will not push
in or turn by hand, don't try to repair
it, call a qualified service techni-
cian. Force or attempted repair may
result in a fire or explosion.
B. Do not use this appliance if any
part has been under water.
Immediately call a qualified
service technician to inspect
the appliance and to replace
any part of the control system
and any gas control which has
been under water.
START-UP INSTRUCTIONS
- HEATING SYSTEM
See General instructions for
NOTE:
Start-up and Shutdown of
your gas heating system.
1. STOP! Read the safety informa-
tion.
2. Set the thermostat to the lowest
setting.
3. Make sure all electrical power to
the furnace is "OFF".
4. This appliance has a device
which automatically lights the
pilot and inturn, lights the burn-
ers.
5. Remove burner access panel
by removing screws and lifting
panel out.
6. Push the manual gas switch to
the "OFF" position.
7. Wait five (5) minutes to clear out
any gas. If you then smell gas,
STOP! Follow step A in the
safety information. If you don't
smell gas, go to next step.
4
8. Push the manual gas switch to
the ON position.
9. Replace the control access
panel.
10.Turn on all electrical power to
the appliance.
11. Set the thermostat to the
desired setting.
12.If the appliance will not operate,
follow the instruction "To Turn
OFF Gas To Application" and
call your service technician or
gas supplier.
SHUTDOWN INSTRUCTION
- TO TURN OFF GAS TO
APPLIANCE
Should overheating occur,
or the gas supply fail to
shut off, shut off the man-
ual gas valve to the fur-
nace before shutting off
the electrical supply.
1. Set the thermostat to the lowest
setting.
2. Turn off all electrical power to the
appliance if service is to be per-
formed.
3. Remove burner access panel by
removing screws and lifting
panel out.
4. Turn the manual gas switch to
the "OFF" position.
Manual
Gas Switch
291891-YUM-A-0207
Manual
Gas
Switch
5. Replace the control access
panel.
WARNING
ELECTRICAL SHOCK,
FIRE OR EXPLOSION
HAZARD
Failure to follow safety
warnings exactly
result in dangerous opera-
tion, serious injury, death
or property damage.
Improper servicing could
result in dangerous opera-
tion, serious injury, death
or property damage.
• Before servicing, discon-
nect all electrical power to
furnace.
• When servicing controls,
label all wires prior to dis-
connecting. Reconnect
wires correctly.
• Verify proper operation
after servicing.

SECURE OWNER'S APPROVAL

When the system is functioning
properly, secure the
approval. Show the owner the loca-
tion of all disconnect switches and
the thermostat. Teach owner how
to start and stop the unit and how
to adjust temperature
within the limitations of the system.
Advise owner that the flue exhaust
hood surface and the immediate
Unitary Products Group
could
owner's
settings