Installation Manual
Permissible Modifications
1. If extending the height sensor harness is necessary because of the size of the
2. If it is necessary to extend the display cable beyond the 4-foot cable that is supplied,
3. If using an Air-Zenith OB2 compressor, follow the wiring diagram below (fig. 33). The 70A
MN-946
vehicle, order one of two kits:
a. 27700 Kit-Height Sensor 4' Ext (2 extension harnesses)
b. 27701 Kit-Height Sensor 8' Ext (2 extension harnesses)
purchase a USB A/M adapter extension of up to 8 feet. Use an off-the-shelf USB 3.0
cable if possible.
fuse, relay, etc. are supplied with compressor. Wiring requirements for the compressor
should follow manufacturer's recommendation.
35/50A
relay
Compressor
power
RD/WE-10GA
Ground
10GA
To rest of
3H/3P Main
Harness
Yellow
16AWG
80A
relay
Butt
splice
10-12GA
Air-Zenith OB2
ground
Vehicle
Minimum
battery
6AWG
70A
AMG
fig. 33
21