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Page 6

Pub. No. 32-5022-10

WARNING:

Unit is equipped with a blower door switch which cuts power to
blower and gas valve causing shutdown when door is removed.
Unit must not be altered to allow operation with the blower door
removed. Operation with doors removed or ajar can permit the
escape of dangerous fumes. All panels must be securely closed at
all times for safe operation of the furnace.

WARNING:

Should overheating occur, or the gas supply fail to shut off, shut
off the manual gas valve to the furnace before shutting off the
electrical supply.

In the event that electrical, fuel or mechanical failures occur, the
owner should immediately turn off the gas supply at the manual
gas valve located in the burner compartment and electrical
power to the furnace and contact servicer.

For your safety.

Furnace area must be kept clear and free of combustible mate-
rials, gasoline, and other flammable vapors and liquids.

Air for combustion and ventilation.

The flow of combustion and ventilating air must not be ob-
structed from reaching the furnace. Air openings provided in the
casing of furnace must be kept free of obstructions which would
restrict airflow, thereby affecting efficiency and safe operation of
your furnace.

Also, air openings provided to the area in which the furnace is
installed and the space around the furnace shall not be blocked
or obstructed. Keep this in mind should you choose to remodel
the area which contains your furnace. Furnaces must have air for
proper performance.

If additional insulation is added after the furnace is installed,
the area around the furnace must be inspected to ensure it is free
and clear of insulation. If this furnace is installed in an attic or
other insulated space it must be kept free and clear of all
insulating materials as some insulating materials are combus-
tible.

MANUAL MAIN
SHUTOFF VALVE

GROUND
UNION  JOINT

AUTOMATIC  GAS VALVE
WITH MANUAL SHUTOFF

DRIP LEG

Manual Main Gas Shut-off Valve May Be

Located on the Left or Right Side

AUTOMATIC  GAS VALVE
WITH MANUAL SHUTOFF

GROUND
UNION  JOINT

DRIP LEG

MANUAL MAIN

SHUTOFF VALVE

Manual Main Gas Shut-off Valve May Be Located on the Top or Bottom Side

DRIP
LEG

AUTOMATIC  GAS
VALVE WITH MANUAL
SHUTOFF

GROUND
UNION  JOINT

MANUAL MAIN
SHUTOFF VALVE

DRIP LEG

AUTOMATIC GAS
VALVE WITH MANUAL
SHUTOFF

MANUAL MAIN
SHUTOFF VALVE

GROUND
UNION  JOINT

Summary of Contents for *UY Series

Page 1: ...use by individuals pos sessing adequate backgrounds of electrical and mechani cal experience Any attempt to repair a central air condi tioning product may result in personal injury and or prop erty damage American Standard Inc or seller cannot be responsible for the interpretation of this information nor can it assume any liability in connection with its use UnderstandthesignalwordsDANGER WARNING ...

Page 2: ...which are the same size as originally supplied How to remove your filter WARNING Disconnect power to unit before removing blower door Upflow furnaces use a high velocity type air filter which may be located within the furnace blower compartment in either a BOTTOM or SIDE left or right return air inlet The furnace may be secured with filter retaining brackets as shown or a filter retainer wire To r...

Page 3: ...d the method of changing the filters UPFLOW Vertical FILTER TABLES Downflow Horizontal furnaces are factory supplied with 2 stan dard size permanent type air filters which may be located remote to the furnace or in the return air duct Check with your dealer for the location of your filters A downflow horizontal furnace return air filter application as shown features two 14 x 20 x 1 filter in the 1...

Page 4: ...re power to blower and gas valve 7 Lockout 7 Turn power on off on off twice in 30 secs Insufficient Heating 1 Dirty air filters 1 Clean or replace filters Blower operates continuously 2 Blocked supply or 2 Make sure registers are open and return registers No obstacles blocking off the air No Heat Vent motor Restricted or plugged furnace 1 Remove drain clamps to condensate is running condensate dra...

Page 5: ... indicates that a service call is required For best operation burners must be cleaned annually using brushes and vacuum cleaner Turn off gas and electric power supply To clean burners remove top burner bracket and lift burner from orifice NOTE Be careful not to break igniter when removing burners Clean burners with brush and or vacuum cleaner Reassemble parts by reversal of the above procedure NOT...

Page 6: ... the casing of furnace must be kept free of obstructions which would restrict airflow thereby affecting efficiency and safe operation of your furnace Also air openings provided to the area in which the furnace is installed and the space around the furnace shall not be blocked or obstructed Keep this in mind should you choose to remodel theareawhichcontainsyourfurnace Furnacesmusthaveairfor proper ...

Page 7: ...off Valve May Be Located on the Right or Left Side Lighting instructions Your furnace is equipped with a hot surface direct ignition device WARNING Do not attempt to manually light the furnace 1 Please read all safety information in this book before operating furnace 2 Set thermostat to lowest setting Turn off all electric power to furnace 3 Remove control access panel 4 Turn gas cock knob on main...

Page 8: ...iginal installation of the furnace subject to proof of original purchase Warrantor WILL AT ITS OPTION provide either a heat exchanger including secondary heat exchanger without charge F O B nearest Parts Distribution point or allow a credit in the amount of the then current wholesale price of an equivalent heat exchanger toward the purchase price of a comparable heating unit Any local transportati...

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