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Deliming
A deliming agent must be used in accordance with your chemical supplier's instructions.
Deliming Cautions and Warnings
DANGER:
Death or serious injury may result when deliming solution is mixed with sodium hypochlorite
sanitizing agent. Mixing may cause hazardous gases to form. Deliming solution and other acids
must never be mixed with chlorine, iodine, bromine, or fluorine.
CAUTION:
Skin contact with deliming solutions can cause severe irritation and possible chemical burns.
Always wear eye protection, rubber gloves and protective clothing when handling chemicals.
Follow the procedures below to de-lime the UH330 ADA dishwasher.
1. Open the dishwasher door and remove any dish racks.
2. Turn the power switch on the dishwasher to the ON position.
3. Remove the detergent and rinse-aid chemical supply tubing from their chemical supply
containers.
4. Place the tubing in a container of hot water.
5. Press and hold the prime switch UP in the DETERGENT position to flush the detergent from
the supply tubing. Release the switch.
6. Press and hold the prime switch DOWN in the RINSE AID position to flush the rinse-aid
from the supply tubing. Release the switch.
7. Turn the dishwasher power switch to OFF/DRAIN to drain the wash tank. The green cycle
light will go out in about 2 minutes.
8. Always wear eye protection, rubber gloves and protective clothing when handling
chemicals.
Open the door and carefully add the deliming chemical to the wash tank in
accordance with your chemical supplier's instructions. Be careful to avoid splashing.
9. Close the door and press the CYCLE push button three times. The green cycle indicator light
will illuminate and the machine will run for 23 minutes.
10. Check the deliming results and if scale is still present repeat steps 8-9.
11. Turn the power switch ON to refill the dishwasher and to return the dishwasher to normal
operation
12. Return chemical supply tubing to their containers and prime the chemical lines.
Summary of Contents for UH330 ADA
Page 41: ...33 Timer Board Connection Diagram...
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Page 46: ...38 Wash Pump Motor Assembly 1 11 12 2 3 4 5 7 8 9 10 6 13 14 15...
Page 51: ...43 Blank Page This Page Intentionally Left Blank...
Page 54: ...46 Fill Solenoid Valve 1 2 3 4 9 5 6 7 8...
Page 64: ...56 Power Input Block 1 2 3 4 5 6 7 8...
Page 66: ...58 Timer Control Board Assembly Rear View Front View 1 10 2 4 4 5 6 2 4 7 8 9 11 12 13 3...
Page 70: ...62 Control Panel 1 2 2 3 6 5 7 5 10 8 8 9 9 11 10 4 1 2 2 3 6 5 7 5 10 8 8 9 9 11 10 4...
Page 72: ...64 Panels 1 3 4 2 5 6 7 9 8...
Page 74: ...66 Door Assembly 1 10 4 5 6 6 7 7 9 9 8 10 2 3 3 5...
Page 76: ...68 Dish Racks Line Strainer PRV 1 2 3 4...
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Page 80: ...72 Electrical Schematic UH330B...
Page 81: ...73 SINGLE PHASE THREE PHASE 4 AMP FUSE Chemical Alarm Schematic...
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