Graco 17C305 Paint Sprayer User Manual


 
Troubleshooting
28 334659A
Check motor armature resistance.
Connect the Red and Black leads
from the motor to an Ohm meter.
Rotate the motor while checking for
opens. If an open is found replace the
motor.
Check for motor short. Use an Ohm meter to check motor for
shorts. Connect (–) meter lead to
motor case. Move the (+) meter lead
to each motor wire. Meter should read
open on all wires.
Problem What to Check How to check
BLACK (-)
RED (+)
YELLOW
-
-
1-3 ohms
OL
BLACK (-)
RED (+)
YELLOW
ti25124a
-
-
GROUND