Use and Care

>>Clean the air trap.
opened. If it is, the customer may
need to install a pressure-booster
pump to increase the water pressure.
6. Filling is too long. Exceeds 3
If the water pressure is too high
minutes.
(above 30psi), you must install a
pressure regulator.
>Incoming water pressure may be
incorrect.
>Is the wash water clean?
>>If the pressure is too low (under
>>Drain the tank, rinse and refill.
20 psi), check that the faucet is fully
opened. If it is, the customer may
>Is the water level in the wash tank
need to install a pressure-booster
correct?
pump to increase the water pressure.
>>Water level should be just under
the opening of the overflow pipe. Too
>The stand-pipe may be set
little water will cause the wash pump
incorrectly.
to draw air. Too much water will keep
>>Remove the stand-pipe and check
the arm from spinning properly and
the seat for dirt.
may cause water to come out the
door. Both cases reduce the
>The air pressure switch may be
performance of the dishwasher.
faulty.
>>Adjust or replace as required.
>Small specs remain on glasses
after rinsing.
>The air trap may have dirt in it.
>Have the incoming water analysed.
>>Clean the air trap.
May need a filtering system.
>The solenoid valve may have dirt in
>The air pressure switch may be
it or may be defective.
faulty.
>>Clean filter or replace as required.
>>Replace Pressure switch
>The air trap may have dirt in it.
7. Filling is too short (under 1
>The detergent used is of poor
quality.
>>Replace with a better quality
commercial brand or increase
dosage.
>The solenoid valve may have dirt in
it or may be defective.
>>Clean filter or replace as required.
>Wash pump may be clogged or
defective.
>>Open face plate of wash pump for
inspection. Clean wash pump or
replace it if necessary.
minute)
>The air pressure switch may be
faulty.
>>Adjust or replace as required.
>Incoming water pressure is
probably too high (above 30PSI
flow).
>>Install a water
Pressure Reducing Valve.
>The air trap may have dirt in it.
>>Clean the air trap.
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