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WARNING: Inspection, testing and repair of electrical equipment should be performed only by qualified service personnel.
Certain procedures in this section require electrical tests or measurements while power is applied to the machine. Exercise
extreme caution at all times. If test points are not easily accessible, disconnect power, attach test equipment and reapply
power to test. When replacing electrical parts, disconnect power at source circuit breaker.
Problem: Rinse water not at required temperature range.
1. Thermometer is defective. Replace.
2. Thermostat is defective. Adjust the thermostat. Replace if necessary.
Problem: Machine doesn’t drain when “OFF/DRAIN” switch is pressed.
1. Drain solenoid clogged. Remove obstruction.
2. Defective “OFF/DRAIN” switch. Replace.
3. Defective motor or motor start relay. Replace.
4. Defective drain solenoid. Replace.
5. Defective timer. Replace.
Problem: No indication of pressure.
1. Water turned off. Turn water on.
2. 1/4” test cock ball valve is closed. Open the ball valve.
JP-24 Technical Manual 7610-002-49-79 Rev. D
Issued: 03-06-2006 Revised: N/A
SECTION 4: TROUBLESHOOTING SECTION
COMMON PROBLEMS
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