Graco Mark X Paint Sprayer User Manual


 
Troubleshooting
32 332916C
Sprayer does not run at all Excessive current protection
enabled
1. Cycle power on and off.
Display shows CODE 12
Control board status light blinks
12 times repeatedly
Sprayer does not run at all Check the connections above the
motor
1. Set sprayer to OFF and disconnect power to
sprayer.
2. Remove motor shroud.
3. Disconnect motor control and inspect for damage at
connectors.
4. Reconnect motor control.
5. Turn power on. If code continues, replace motor.
Display shows CODE 15
Control board status light blinks
15 times repeatedly
Sprayer does not run at all Check the connections. Control
is not receiving a motor position
sensor signal
1. Turn power OFF.
2. Disconnect motor position sensor and inspect for
damage at connectors.
3. Reconnect sensor.
4. Turn power ON. If code continues, replace motor.
Digital display shows CODE 16
Control board status light blinks
16 times repeatedly
Sprayer does not run at all Check voltage supply to the sprayer
(sprayer plugged into wrong
voltage)
1. Set sprayer to OFF and disconnect power to
sprayer.
2. Locate a good voltage supply to avoid damage to
electronics.
Display shows CODE 17
Control board status light blinks
17 times repeatedly
TYPE OF PROBLEM WHAT TO CHECK HOW TO CHECK
ti18685a