White Red
(+)Pos. 12VDC*
Green
Black
*CAUTION: DO NOT connect a 9 volt battery if using +12 VDC. 9 volt battery is recommended.
#6 x 5/8" Phillips Screw
Wallplate Display Unit
#6 x 1/2" Phillips Screw (optional)
CAUTION: If using +12 VDC, it must be FILTERED!
If using
Step 7. Figure 7. If using the
coming from sensor on roof to wall plate display in
coach. It is required to strip wires 1/4". It isJumper IMPORTANT to have connected the wires properly at
roof and to connect properly at wall plate. System is designed to use a 9 volt battery (recommended) OR +12 VDC from RV (not both). When inserting and tightening the wires into terminals on back of display board, be sure that you have clamped on the bare wire conductor and not the insulation. DO NOT connect the +12 VDC at this time. IMPROPER WIRING WILL
CAUSE DAMAGE TO THE PRODUCT.
Figure 7
Step 8. Figure 7. There are five pins on back of display circuit board. Place jumper (small plastic plug in the hardware bag) across the second and third pin from the left. These are the calibrate pins. Install a 9 volt battery and press the button on front of display. The
readout should display the letters CA (calibration) for approximately 10 seconds. The display will then start alternating between two sets of numbers of no importance to you. At this time remove battery. Now remove jumper and place on the single pin to the left. Electronic calibration is now complete.