Thetford 1200 Series AC - Manual (Page 8)

Installation Manual 8
Start Up
Before start up of the refrigerator:
- Make sure the air flow in the lower intake vent, through the
refrigerator coils and condenser, and out the upper exhaust
vent is not blocked or decreased.
- Make sure there are no combustible materials in or around
the refrigerator.
Start up:
1. Push the ON/OFF button [30] to start the refrigerator (See
Art01333).
2. Push the SET TEMP button [32] as needed to set the
thermostat at “4-6” temperature setting.
Shut down:
To shut down the refrigerator, push and hold the ON/OFF button
for one second.
Use a minimum of 18 AWG wire and a maximum 6 Amp fuse. If
the wire size is larger than the min. size, use the correct fuse
per RVIA A119.2 standard or local codes.
1. Install a fuse in DC power supply wires between the battery
and the refrigerator:
- Put fuse as close to the battery as possible.
2. Connect the DC power supply wires (See Art01748):
- Attach a 1/4 inch Quick Connect terminal to each DC power
supply wire.
NOTE: Do not use the chassis of the refrigerator or the
vehicle frame as one of the conductors. Attach the
DC power supply wires only to the battery and the
power board [49] of the refrigerator.
- Connect the positive DC power wire [50] onto the terminal of
the power board [49] that is marked 12VDC.
- Push the DC ground wire [51] onto the terminal of the power
board [49] that is marked GND.
- Make sure each DC power supply wire is on the correct
polarity terminal.