Caution, Warning, Shutdown instructions turning off gas to furnace – White Rodgers 80 User Manual

Page 4: Your furnace's filter - what it does, Frequency of checking filters

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035-14411-000 REV A (899)

Form 650.74-O2Y

4

Unitary Products Group

SHUTDOWN

INSTRUCTIONS

TURNING OFF GAS TO

FURNACE

Set thermostat to the lowest set-
ting.

1.

Set thermostat to the lowest
setting.

2.

Remove the control access
panel.

3.

Turn gas control switch to
ìOFFî. If gas valve is equipped
with a control knob - turn knob
clockwise to ìOFFî position.

4.

Replace the control access
panel.

YOUR FURNACE'S

FILTER - WHAT IT

DOES

The filter in your furnace takes the
lint and dust out of the air that
passes through it. This keeps dirt
particles from getting into the mov-

ing parts of the furnace, where they
could cause serious damage. It
also keeps the dirt from circulating
through your home.

As the filter continues to collect
these particles, it becomes clogged
and no longer allows enough air to
circulate through the furnace. If this
happens, the heat exchangers and
blower motor could overheat; a
potentially dangerous situation. It is
very important to keep the air filter
clean! Never operate your furnace
without a suitable air filter.

FREQUENCY OF

CHECKING FILTERS

Clean or change your furnace's fil-
ter at least every three months. If
you need to replace a filter, replace
it with the same type or contact a
qualified service person.

If your home is new, you should
check the filter every week for the
first four weeks after you begin to
use the furnace, and then at least
every three weeks after that, espe-
cially if the system runs constantly.

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

TYPICAL GAS PIPING

Turn off all electrical
power to the furnace if
service is to be performed.

CAUTION

GAS VALVE

DROP LEG

GROUND JOINT UNION

MAY BE INSTALLED

INSIDE OR OUTSIDE UNIT

TO GAS
SUPPLY

TO GAS
SUPPLY

EXTERNAL MANUAL

SHUTOFF VALVE

WARNING

Wiring

Terminals

Outlet

Main

Regulator

Adjust

Wrench

Boss

ON - OFF Switch

Inlet

Outlet

Pressure

Tap

HONEYWELL VR8205 GAS
VALVE

WHITE-RODGERS 36E24
GAS VALVE

When replacing filters DO
NOT use a type with
excessively high pressure
drop. Some high efficiency
filters available will cause
the furnace to operate
improperly and could result
in a safety hazard.

WARNING

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