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Tempstar/HH GPX Series Technical Manual 7610-002-57-32
Issued: 07-24-2006 Revised: N/A
SECTION 4: TROUBLESHOOTING
COMMON PROBLEMS (CONTINUED)
18
Problem: Rinse water not reaching required temperature.
1. Faulty rinse heater. Check element for continuity; if open, replace heater.
2. Misadjusted/faulty thermostat(s). Verify operation and setting of thermostats, replace if necessary.
3. Rinse thermometer is defective. Replace thermometer.
Problem: Wash water is not reaching required temperature.
1. Faulty wash heater. Check element for continuity; if open, relace the heater.
2. Misadjusted/faulty thermostat(s). Verify operation and setting of thermostats, replace if necessary.
3. Wash thermometer is defective. Replace thermometer.
Problem: Doors will not close completely.
1. Improper spring tension. Adjust spring tension as required by loosening (not removing) spring bolt nuts and adjusting the
tension. Tighten nuts back when done.
2. Obstruction in door channel. Remove the obstruction.
3. Doors are not square with frame. Adjust the frame to accommodate the doors.
Problem: Doors are hard to open.
1. Improper tension on door springs. Adjust tension.
2. Door guides worn or obstructed. Replace if worn or cracked. Clean the door guides.
3. Doors not positioned correctly. Adjust the door positioning.
4. Dish table may be pinching the door runners. Adjust the table position.
Problem: Water leaks at the wash pump.
1. Wash pump seal defective. Replace the seal.
2. Petcock or pump drain (if equipped) not shut/tight. Close or tighten.
3. Loose hoses (hose clamps) on the wash pump. Tighten the hose clamps.
Problem: Will not rinse during autocycle.
1. Defective rinse solenoid. Repair or replace the rinse solenoid as required.
2. Faulty fill microswitch. Replace microswitch.
3. No water to the machine. Verify that there is water a 20A5 PSI connected to the machine.
Problem: Dishes are not coming clean.
1. Machine temperatures are not up to the minimum requirements. Verify that incoming water, rinse water, and wash water
match the required temperatures as listed on the machine data plate.
2. No detergent/too much detergent. Adjust detergent concentration as required for the amount of water held by the
machine.
3. Solid dispenser canister is empty. Replace the canister.