November
2013
Page
21
ELECTRICAL INSTALLALLATION (CONT.)
4) Room Thermostat
A) Close the control center junction box.
B) Attach thermostat wire to the heating contacts on the thermostat
R+W (refer to thermostat manufacturer’s instructions).
C) Attach other end of thermostat wire to “R” and “G”
contacts on the control center.
5) FAN LIMIT CONTROL
A) Attach wire “C” (3 wires: Black/Red/Blue) to the fan limit control.
B) There should be a factory installed jumper between the top of
the limit and fan switches. If not, then install a jumper wire
across these contacts.
C) Attach Black wire to the top of the limit switch (Left).
D) Attach Red wire to the bottom of the limit switch (Left).
E) Attach Blue wire to the bottom of the Fan Switch (Right).
6) DRAFT BLOWER
A) Attach leg “D” (3 wires: Black/White/Green) to the draft blower.
B) Wire nut leg “D” Black to one of the blower wires.
C) Wire nut leg “D” White to the other blower wire.
D) Attach leg “D” Green to the grounding screw on the blower.
Low Voltage
Thermostat Wire
THERMOSTAT
4
2
6
D
5
C
Fan
Limit
FAN LIMIT SWITCH
WHT
BLK
RED
6
D
5
C
Fan
Limit
FAN LIMIT SWITCH
WHT
BLK
RED
