Dometic Blizzard NXT H541815A Installation Instructions Manual page 10

INSTALLATION INSTRUCTIONS
FIG. 10
CCC 2 Thermostat
(Rear View)
Communication Cable
d. Thermostat Installation
I. Carefully separate the thermostat base
plate from the thermostat cover. Insert a
small screw driver into the slot on bottom
of thermostat and disengage the tab. See
(FIG. 11).
FIG. 11
CCC 2 Thermostat
II. Insert the 4 conductor communication ca-
ble through the hole in base plate. Align
thermostat base plate with hole in wall.
Make sure base plate is level and attach
base plate to wall using the four (4) sup-
plied screws.
III. Insert the 4 conductor communication
cable connector (RJ-11-6C4P) into the
connector on the back of the thermostat.
See (FIG. 12).
IV. Align the thermostat with the back plate
and snap into position.
Wall
2" Diameter
Disengage Tab
10
FIG. 12
4 Conductor
Communication Cable
2. LCD SZ System
 W ire colors listed for the communication
cable (3 conductor cable) match the wire
colors in the unit wire harness and the wire
harness at the LCD SZ electronic control
box. Available wire colors may vary.
a. Remove the cover from the LCD SZ thermo-
stat. Depress tab on bottom of thermostat
and separate it from the base.
b. Insert the previously run communication ca-
ble (3 conductor cable) through the hole in
the base assembly.
c. Cut back the outer cable shield approxi-
mately 3 inches and strip 1/4" insulation from
each wire.
d. Mount the thermostat level on the wall using
the screws provided.
e. Make the following connections to the ther-
mostat. See (FIG. 13).
FIG. 13
● Red/white wire to the 12V+ terminal
● Black wire to the 12V– terminal
● Orange wire to the "COMMS" terminal