Page 3, Operation and checkout – Honeywell T6051 User Manual

Page 3

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POWER
SUPPLY

A

PROVIDE DISCONNECT MEANS AND OVERLOAD

PROTECTION AS REQUIRED.

Fig. 8--Typical hookup of T6052A to control two

stage heating system.

A\

PROVIDE DISCONNECT MEANS AND OVERLOAD

PROTECTION AS REQUIRED.

Fig. 9—Typical hookup of T6052A to control two

stage cooling system.

POWER
SUPPLY

A

Д PROVIDE DISCONNECT MEANS AND OVERLOAD

PROTECTION AS REQUIRED.

Fig. 10—Typical hookup of T6052B to control heating

cooling system with auto changeover.

Each notch on the calibration mechanism represents

2,000 feet. If you are above sea level use the chart to

determine how far to move the indicator:

ALTITUDE CALIBRATION

This thermostat was calibrated at the factory for

accuracy at 1,000 feet above sea level. It may be nec­

essary to reset the thermostat for the altitude of your

locality. If you do not know your altitude, consult your

local U.S. Weather Bureau or Public Library.

POWER
SUPPLY

Elevation (in feet)

Indicator

A

0 to 2,000

Leave as is

2,000 to 4,000

Move down 1 notch

4,000 to 6,000

Move down 2 notches

6,000 and above

Move down 3 notches

OPERATION AND CHECKOUT------------------------

After the thermostat is installed and wired, operate

it manually to make certain it is connected properly.

Checkout will depend on type of hookup and controlled

equipment. For cooling control check, turn the setting

knob to move the indicator down the scale. This ini­

tiates a call for cooling and the cooling equipment

should respond. For heating control check, turn the

setting knob to move the indicator up the scale. This

initiates a call for heat, and the heating equipment

should respond. For heating/cooling control, check

both heating and cooling as described above. For

Series 60 control check, cycle the equipment through

the T6051A and make sure it functions as intended.

CAUTION

If the thermostat is controlling a compressor, allow

at least two minutes between on cycles to equalize

the internal pressure. Rapid cycling might damage

the compressor and overload the electrical circuit.

TO LOCK

After altitude adjustment is complete, replace the

cover and set cover screw with set point knob. With

the knob again in place, move the set point indicator

to the desired temperature setting. Remove the set

point knob to lock the set point.

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