Honeywell T822C User Manual download pdf (Page 3)

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Checkout

CAUTION

Do not check thermostat operation by shorting

across system control terminals. This damages

the thermostat heat anticipator.

T822C,E COOLING THERMOSTATS

CAUTION

Do not operate cooling circuit if outdoor tempera-

ture is 50° F [10° C] below room temperature.

Refer to air conditioner manufacturer recommen-

dations.

NOTE: To prevent compressor short cycling, a mini-

mum off-timer may be included to provide a five

minute time delay before reactivating the compressor

or after compressor receives power.

1. Set T822E SYSTEM switch to AUTO and FAN

switch to AUTO. Fan and system operation are now

controlled by the thermostat.

2. Move temperature setting lever about 10° F [6° C]

below room temperature. Cooling and fan start immedi-

ately.

3. Move temperature setting lever about 10° F [6° C]

above room temperature. Cooling and fan stop immedi-

ately.

4. Set T822E SYSTEM switch to AUTO and FAN

switch to ON. Fan runs continuously.

5. Set T822E SYSTEM switch to OFF. Cooling

control system is disabled.

6. Set temperature lever and T822E SYSTEM and

FAN switches to the desired settings.

Fig. 4—Recalibration procedure.

CALIBRATION

WRENCH

COIL SHOWN WITHOUT

HEAT ANTICIPATOR

M2044

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Honeywell T822C User Manual Page 3