TURN OFF ALL POWER BEFORE BEGINNING YOUR INSTALLATION
SoftStartRV Wiring Diagram for Coleman Mach 1976-204 (03-95) NC
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ALL POWER OFF BEFORE STARTING INSTALLATION.
Blue, Black and Yellow SoftStart wires into the electrical box. Route Brown and
Red SoftStart wires to the top of the Compressor. Then crimp Connectors onto
all SoftStart wires as indicated in drawing.
Follow White Compressor Wire from Compressor to Run Capacitor “C” terminal.
Disconnect from “C” terminal and connect it to Blue SoftStart wire. Tape
connection with electrical tape.
Connect Black SoftStart wire to the terminal that the White Compressor Wire was
Connect Yellow SoftStart wire on terminal next to Red Compressor Wire on “Herm”
Side of Run Capacitor.
Disconnect the Red wire from the Run Capacitor that goes to the Start Relay.
Seal end with electrical tape and drop it.
Remove the Compressor Cap. Disconnect Black wire and connect to RedSoftStart
wire. Tape connection. (Wires do not go back under cap.)
Break male tangent off piggyback connector, then bend female connector at 90º angle.
Connect Brown SoftStart wire onto the terminal that the Black Compressor Wire
was on. Route Brown wire over to and out with Red and White Compressor wires.
all wires. Tape connections with electrical tape.
Power and A/C Breaker on. Turn A/C to Auto Cool setting and set the thermostat
SoftStart LED lights. Green light should be “on”. Green light means the
Compressor is running (there may be a full 3-minute delay before Green light
comes on). IF there is no Green light after 4 minutes, call SoftStart Tech
Support for assistance.
establishing Green light operation, re-install all A/C covers. Turn A/C on, set
near to outdoor temperature and run for 30 minutes. After 30 minutes, operate