Verify that the temperature control actuator
operates to the hot position when connecting 12V to the terminal 3
and grounding terminal 4.
Verify that the temperature control actuator
operates to the cool position when connecting in the reverse.
[Drive]

1.
- 2. - 3. Hot position 4. Cool
position
|
5. Sensor
ground 6. Feedback
signal 7. 5V
(Vcc)
|
|