Advanced Troubleshooting
22 332697C
Sprayer wiring problems.
NOTE: Remove enclosure
mounting screws and pull
enclosure away from drive
housing. Take care not to pull
on leads from electrical cord
and power switch.
Sprayer power cord damaged. 1. Unplug sprayer power cord.
2. Disconnect brown and blue power cord wires
at EMI filter.
3. Plug in power cord.
4. Test voltage between brown and blue wires of
power cord. Meter must read 220-240 VAC.
5. Replace power cord if no voltage.
Sprayer power switch
damaged.
1. Unplug sprayer power cord.
2. Disconnect both wires from power switch.
3. Check for continuity between switch
terminals.
4. Toggle switch ON and OFF. There should be
continuity in the ON position only.
5. Replace power switch if no continuity in ON
position.
A60 diagnosis only: Motor
thermal overload cutoff switch
damaged.
WARNING: See Thermal
Overload on page 12.
1. Unplug sprayer power cord.
2. Remove motor harness from control board.
3. Check for continuity between yellow leads or
motor harness.
4. If thermal relief switch is open (no continuity)
allow motor to cool.
5. If switch remains open after motor cools,
replace motor using Motor Kit. See List of
Kits, page 30.
6. If thermal relief switch closes after motor
cools, find correct cause of overheating.
Specific Problem Cause Solution
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