Graco Mark V Premium - 230 V Models: Electrical Troubleshooting; Voltage, Switch, and Thermal Checks (230 V); Potentiometer Disconnection (230 V)

Troubleshooting
3A2333B 19
230V Models:
-
V
--
200-240V
200-240V
STEP 1:
Plug power cord in
and turn switch ON.
Connect probes to
on/off switch. Turn
meter to AC Volts.
STEP 2:
Plug power cord in
and turn switch ON.
Connect probes to
on/off switch. Turn
meter to AC Volts.
-
100k ohm
+
-
STEP 3:
Check motor thermal switch.
Unplug yellow wires. Meter
should read according to
Resistance Table on page 16.
NOTE: Motor should be cool
during reading.
STEP 4:
Plug power cord
in and turn switch
ON. Disconnect
potentiometer.
Yellow
Black
Control
Board
Control
Board
Thermal
Switch
Motor