U.S. Sunlight Thermal Switch User Manual

Tel: 877 55 US SUN (877-558-7786)

www.ussunlight.com
[e-mail]

Thermal Switch
Installation and Mounting Guide

for All U.S. Sunlight Corp Ventilation Products

The Thermal Switch allows the fan to turn on when the temperature reaches 80˚F or shut off if the temperature dips below
65˚F. This allows allows the fan to shut down if you’d prefer the fan to not run on cooler days. Here are the following steps
to install.

For Installing on the Solar Powered Attic Fan

fig. 1 fig. 2 fig. 3 fig. 4 fig. 5

Step 1

Locate the black terminal on the motor (fig. 1) and remove the
black lead. (fig. 2)

Step 2

Connect the black lead directly to the open terminal on the
thermal switch. (fig. 3)

Step 3

Now connect the black lead from the thermal switch harness
to the black terminal on the motor (fig. 4)

Step 4

Secure the thermal switch to the motor mount with a zip tie.
(fig. 5)

For Installing on the All Purpose Ventilator

fig. 6 fig. 7

Step 1

Locate the black terminal on the motor (fig. 6) and remove the
black lead.

Step 2

Connect the black lead directly to the open terminal on the
thermal switch. (fig. 7)

Step 3

Now connect the black lead from the thermal switch harness
to the black terminal on the motor (fig. 8)

Step 4

Secure the thermal switch to the rodent screen with a zip tie.

(fig. 9)

fig. 8 fig. 9

© Copyright 2011 US Sunlight Corp, Inc. 8910TS C01 rev 1