Air Compressor Will Not Start - Graco FinishPro 390 Repair Electrical Manual

Does the airless
NO
motor run?
YES
See step 1. Do you have
NO
over 100 AC volts?
YES
See step 2. Do you have
NO
over 100 AC volts?
YES
Is the compressor
trying to start?
NO
(Humming)
YES
See Air Compressor
Will not build
pressure section.
Compressor
395 FinishPro

Air Compressor will not start.

See ON/OFF
Switch Test section
Replace the
power switch.
Replace the
Control Board.
Replace the
compressor.
AA Mode
Off
Airless Mode
Brn
Grn/Yel
Blk
Compressor
Air Solenoid (N/O).
When the compressor is ON,
voltage is present.
When the compressor is OFF,
voltage is NOT present.
Step 1
110-120 AC
Power switch in the
AA Mode.
V
Blk meter led on the
Brown wire terminal.
- -
Cord plugged in.
Meter on AC Volts
AA Mode
Off
Yellow
Airless Mode
Blk
Brn
Grn/Yel
N
Blk
Blue
N
Green
Compressor
White
Power
Cord
AA Mode
Off
Airless Mode
Grn/Yel
Yellow
Compressor
Power
Cord
Blk
N
Blue
N
Green
L
Blk
White
L
Blk
110-120 AC
Power switch in the
AA Mode.
V
Blk meter led on the
Brown wire terminal.
- -
Cord plugged in.
Meter on AC Volts
Yellow
Blk
Brn
N
Blk
Blue
N
Green
L
Blk
White
Step 2
25