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17
D5 MAINTENANCE
DELIMING
WARNING: DELIMING SOLUTION, RINSE AGENTS
OR ANY OTHER KIND OF ACID MUST NOT COME IN
CONTACT WITH BLEACH OR RINSE SOLUTION
CONTAINING BLEACH USED IN CHEMICAL-SANITI-
ZING MACHINES. MIXING MAY CAUSE HAZARDOUS
GAS TO FORM. THIS ENTIRE PROCEDURE MUST
BE FOLLOWED STEP BY STEP FOR SAFE AND SATI-
SFACTORY RESULTS.
DELIME THE DISHWASHER ON A REGULAR BASIS
AS REQUIRED. The regurarity will depend on mineral
content of the supply water. Deliming should be done
when you can see clear signs of lime deposits (a white,
chalky substance) on the inside walls and on the wash
arms. If deliming is necessary, a deliming agent should
be used for best results.
Step 1 - Discarge tank dirty water
Open the door and remove any baskets that are in
chamber. Remove tank filters and overflow “W”.
Close the door and select the drain cycle by pressing the
“B” button (Figure 14).
The message “CLE” ("CLEAN") will be displayed throu-
ghout the drain cycle.
After a few minutes, 3 beeps indicate the end of the cle-
aning cycle and “END” blinks on the display:
At the end of drain cycle, open the door, replace the
overflow “W” and close the door.
Switch off the dishwasher by pressing “A” button
(Figure 14)
Step 2 - Filling tank and heating water
Press on/off “A” button (Figure 14).
The indicator light of the on/off button “A” comes on, indi-
cating the dishwasher is powered and the water is being
introduced and heated. The word “FILL” scrolls across
display during the entire filling and heating stage.
The filling and heating stage has finished when the
display shows the tank temperature:
Step 3 - Pour the deliming agent
Open the door, pour the required amount of deliming
agent regarding agent concentration suggested by agent
supplier for 6 gallons/23 liters of water.
Step 4 - Start the wash cycle and discarge the tank
Close the door and start the Cycle III by pressing “F”
button (Figure 14). The wash cycle duration is 4 minu-
tes.
At the end of the cycle the dishwasher emits a series of
beeps and “END” blinks on the display.
CAUTION: observe chemicals producers instruc-
tions handling appliance where chemicals have
been used.
CAUTION: do not allow the deliming agent to remain
in the machine longer than recommended by the
deliming agent supplier.
7. Repeat the step 1.
To delime the boiler, call your authorized service com-
pany.
Prolonged period of inactivity
If the dishwasher is not to be used for a long time, pro-
ceed as follows:
• Close the water supply shutoff valve.
• Completely drain the tank.
• Remove and carefully clean the filters.
• Completely drain the incorporated dispenser hoses,
removing them from the containers. Repeat the pro-
W
CLO
End
FILL
150°F
1
2
3
End