Vmac VR70, Installation Manual

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VMAC
– Vehicle Mounted Air Compressors
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Find the ignition switch connector on the left side of the steering
column, as shown in
Figure 5.6. Of its 6 wires, locate:
•
Pin 4 wire green-red or blue-red (Middle)
•
Pin 7 wire blue-white (Bottom)
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Cut the wire coloured green-red or blue-red and solder then seal
the yellow and orange pigtails to the two new ends of this wire.
•
Yellow pigtail solders onto wire going into dash.
•
Orange pigtail solders onto wire going to the
connector/steering wheel.
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Cut the blue-white wire and solder then seal
the two “blue”
pigtails to the two ends of this wire. It doesn’t matter which pigtail
is attached where for this wire.
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Route the four (4) wires towards the igni0tion connector.
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Connect these wires by matching the colours and labels to the
pigtails soldered earlier.
•
Yellow wires connect together
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Orange wires connect together
•
Blue wires labeled connect together
5.4 Completing and Testing the Installation
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Cover all under hood and under chassis wiring with plastic loom.
Secure the harnesses with nylon ties. Avoid wiring contact with
hot or moving parts.
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Route the loomed harness above the coolant lines towards the
front of the truck. Follow the radiator coolant lines across the
radiator towards the compressor.
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Pull all excess wiring back into the cab, bundle the wiring
together and tie it up out of the way under the dash.
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Use remaining loom to cover wires inside of cab, such as:
•
Wires connecting VR Throttle Controller to Control Box.
•
Wires connecting relays to START/STOP splices.
•
Any remaining wires or wire-bundles