T6051B EXPLOSION PROOF,
HEAVY DUTY THERMOSTAT
APPLICATION
The T6051B Explosion Proof, Heavy Duty Thermo
stat may be used in heating only systems, cooling only
systems, combination heat-cooi systems (system change
over means must be provided), or as a series 60 con
troller for valves or motors.
INSTALLATION
LOCATION
Locate the thermostat about five feet above the floor
where it will be affected only by the average temperature
of the room. These thermostats are mounted vertically.
5-72
E.S.
Fig. 1—Mounting dimensions.
Form Number
60-0116
Res ident i a 1 D i v .
Fig. 4—T6051B in cooling only application.
heating-cooling equipment.
Page
2
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:
ELEVATION (IN FEET) INDICATOR
0 to 2,000 Leave as is
2,000 to 4,000
4,000 to 6,000
Move down 1 notch
Move down 2 notches
6,000 and above Move down 3 notches
TO LOCK
After altitude adjustment is complete, replace the
cover and cover set screw. Move the setpoint indicator
to the desired temperature setting. Remove the setpoint
knob to lock the setpoint.
Fig. 7—T6051B used as a series 60 control. 3-wire, line
voltage, two position control.
ALTITUDE CALIBRATION
This thermostat was calibrated at the factory for
accuracy at 1,000 feet above sea level. It may be neces
sary 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.
To remove cover, use setpoint knob to loosen screw
beneath cover and pull cover off.
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 set
ting knob to move the indicator down the scale. This
initiates 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 T6051B and make sure it functions as intended.
CAUTION
It the thermostat Is controlling a compressor,allow
at least two minutes between on cycles to equalize
internal pressure. Rapid cycling might damage
compressor and overload electrical circuit.
CAi.'TlUiJ
Vi/hen servicing controlled equipment the power
supply MUST be disconnected before opening
explosion proof box, or the explosion proof
feature of the box will be defeated.
WARRANTY “Unless otherwise specified, the Company warrants all Residential Division equipment manufactured by it and bearing its nameplate to be free from defects in workmanship
and materials under normal use and service as follows:
1. Equipment which is received transportation prepaid at the factory originating shipment (1) within twelve months after date of manufacture, or (2) with a certification by the installer to be
within twelve months after date of installation, and found by the Company's inspection to be defective in workmanship or materials within the guarantee, will be repaired or replaced at the
Company's option, free of charge and returned lowest cost transportation prepaid. PrenduTn transportation will be used at customer's request and expensef
2. If inspection by the Company does not disclose any defect covered by the guarantee, equipment will be repaired or replaced and the Company's regular service charge will apply;
3. WITH EXCEPTION OF THE FOREGOING AND UNLESS SPECIFICALLY EXPRESSED IN WRITING, THE COMPANY MAKES NO EXPRESS WARRANTIES, NO WARRANTIES
OF MERCHANTABILITY AND NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION OF THE FACE HEREOF.”
HONEYWELL MINNEAPOLIS, MINN. 55408 INTERNATIONAL Sales Offices i
Mexico, Netherlands, Spain. Taiwan, United Kingdom, U.S.A.
! principal cities of the world. Manufacturing in Australia, Canada. Finland, France, Germany, Japan,
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