Owner manual

Proportional Air Brake Installation Guide
APPENDIXA
Wiring the EPR
A-6
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WIRING THE EPR
Refer to these wiring instructions only if your EPR is not pre wired.
If your EPR is not wired, attach the wires from the EPR cable to the new EPR.
Figure A-5: Wiring the New EPR
• Red wire connects to V+ • White (or clear) wire connects to SIG
• Black wire connects to CMN • Silver wire (if present) remains
disconnected
CMN
SIG
V+
EPR cable
white
black
red