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4 WIRE AND MOUNT NEW THERMOSTAT
Turn the temperature setting knob to 65°F (18°C).
This will prevent accidental damage to the knob
stop during mounting.
Remove thermostat cover by grasping the top and
bottom ends with fingers, and pulling outward.
Connect wires to the thermostat as shown in the
applicable wiring diagram. Push the wires into the
outlet box, and insert the thermostat into the box for
mounting by pushing against top and bottom of the
thermostat base.
IMPORTANT:
Do not press on setting knob.
Secure the thermostat to the box with the two
captive mounting screws provided.
Replace thermostat cover.
Set knob to desired room temperature.
IMPORTANT:
Rough handling or strong pressure can
damage knob or sensing element, and change
calibration.
69-0829—12
5
5
6
0
6
5
7
0
7
5
8
0
8
5
o
F
M8422
L1
(HOT) L2
1
1
1
2
3
4
3
2
4
4
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
BREAKS ON POSITIVE OFF.
EXPOSED UNUSED LEADWIRES TO BE PROPERLY INSULATED.
THERMALLY ACTIVATED—BREAKS ON TEMPERATURE
RISE. MAKES ON TEMPERATURE FALL.
L2 L1 L1
T2 T1
T1
CT62ACT62B
3
ELECTRIC
HEATER
CAUTION:
SPECIAL SERVICE CO/ALR SOLDERLESS CONNECTORS MUST
BE USED WHEN CONNECTING WITH ALUMINUM CONDUCTORS;
OTHERWISE, A FIRE HAZARD CAN RESULT.
TO
ELECTRIC
HEATER
M8420
5 CHECK OUT THERMOSTAT
Turn on the power to the heating system.
Turn setting knob all the way clockwise ; listen
for clicking sound as switch makes contact. Electric
heater should begin operation.
Turn knob all the way counterclockwise ; listen
for clicking sound as switch breaks contact. Electric
heater should shut off.
6 SETTING THERMOSTAT
Begin with setting knob at 70°F (20°C) on the scale.
If this setting is not satisfactory after at least two
hours of operation, turn setting knob upscale to
raise the temperature, or downscale to lower the tempera-
ture. Move knob only a degree each time.