Global-Tek (Singapore) Pte Ltd
Page
11
TROUBLE SHOOTING
This chapter only provides some general methods for problem solving. If problem
persists, please contact the supplier.
Common problems Possible reasons and easy solutions
Machine cannot be
started
1. Open the door and shut down again after 2 seconds.
2.
Fuse blown or jumper disconnected.
3.
Check the fuse of the control circuit.
Long Wash. 1. Wash Timer may be faulty.
Rinse remains at low
temp.
1. Rinse temp. setting is too low.
2.
Water fill pressure or flow volume is too low, cause low
water level in booster heater.
3. Check water inlet strainer and solenoid valve.
Poor wash results
1.
Incorrect pump direction.
2.
Wash spray is too weak due to pump intake is clogged.
Power off and drain tank water, check wash pump intake
for any obstruction.
3.
Wash temp. i s too low. Inadequate pre-heating time, or
check the thermostat a nd heating elements.
4.
Improper detergent dosage, please contact the supplier.
5.
Excessive lime build-up, needs to de-lime.
Streaks found on ware
washed
1. Improper racking.
2. Rinse temp. is high or too low.
3. Clogged pump intake.
4. Abnormal water hardness.
5. Wash detergent does not suit local water quality.
6. Rinse drying agent not suit local water quality.
7. Improper dosage of the cleaning chemicals.
Inadequate rinse
pressure
1.
Clogged water inlet strainer, causes slow water flow.
Close the water supply, remove the strainer between inlet
hose and solenoid valve, clean the strainer screen and then
fix up.
2.
Water supply pressure is too low.
3. Rinse jets clogged.
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