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SECTION 4: TROUBLESHOOTING SECTION
COMMON PROBLEMS
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 “POWER OFF” switch is pressed.
1. Drain solenoid clogged. Remove obstruction.
2. Defective “POWER OFF” 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.
JPX-300NSU Technical Manual
7610-002-75-96 Rev. E (08/16/2005)