background image

GB

29

Switch OFF the unit after approx. 10 minutes and flush
out the rinsing water from the sump reservoir.

10.Move the cleaning switch on RINSING position and

give power to the unit by the master switch (Fig. 7).
By doing so both water pump and the water inlet valve
are energized to fill up the water tank.

11. When the water tank in filled up (water flowing out from

the drain) put the cleaning switch on OPERATION
position to restart the machine in the automatic mode.

12.Re-fit the evaporator cover and the unit service panels.

13.At completion of the freezing and harvest cycle make

sure of proper texture and clearness of the ice cubes
and that, they do not have any acid taste.

ATENTION. In case the ice cubes are cloudy, white
and have and acid taste, melt them immediately
by pouring on them some warn water.
This to prevent somebody from using them.

14.Wipe clean and rinse the inner surfaces of the storage

bin.

REMEMBER. To prevent tthe accumulation of unde-
sirable bacteria it is necesary to sanitize the interior
of the storage bin 
with an anti-algae disinfectant
solution every week.

Содержание N21

Страница 1: ...Cod 71503341 0 3 00 GB OUR SYSTEMS CONFORM TO EC STANDARD 73 23 CEE 89 336 SERVICE MANUAL N21 AUTOMATIC CUBERS...

Страница 2: ...IONAMENTO OPERATING PRESSURES PRESSIONS DE FONCTIONNEMENT BETRIEBSDR CKE Pressione di mandata Discharge pressure Pressions de fonctionnement Hochdruckbereich N 21 Raffreddamento ad aria 21 C Air coole...

Страница 3: ...t for any concealed damage Notify carrier of your claim for the concealed damage as stated in step 2 above 5 Remove all internal support packing and masking tape 6 Check that refrigerant lines do not...

Страница 4: ...much the three items listed above Low water pressure below 1 bar may cause malfunction of the ice maker unit Water containing excessive minerals will tend to produce cloudy colored ice cubes plus scal...

Страница 5: ...ations and possible failure 9 Have the bin liner and cabinet been wiped clean 10 Has the owner user been given the User Manual and been instructed on the importance of periodic main tenance checks 11...

Страница 6: ...ow control OPERATIONAL CHECKS C At completion of the water filling phase the unit initiate automatically the first freezing cycle with the start up of Fig 1 COMPRESSOR WATER PUMP FAN MOTOR in air cool...

Страница 7: ...filter or conditioner J With the icemaker in the harvest cycle hold ice against the bin thermostat control bulb to test its shut off Fig 4 This should cause the ice maker to shut OFF after 30 seconds...

Страница 8: ...med portion of the freezing cycle is pre fixed and related to the setting of the upper part of the timer cam The electrical components in operation during the freez ing cycle are COMPRESSOR FAN MOTOR...

Страница 9: ...made by turning its adjusting screw located on front side With a clockwise rotation of the setting screw the thermostat cut IN temperature will be lowered longer freezing cycle thicker ice cube while...

Страница 10: ...e contacts its bulb Being it connected in series with the front microswitch of the timer it causes the unit shut off only at the end of the freezing cycle when the ice cubes are com pleted After ice i...

Страница 11: ...gas valve coil is activated so to attract the hot gas discharged from compressor to flow directly into the evaporator serpentine to defrost the formed ice cubes L FAN MOTOR Air cooled version The fan...

Страница 12: ...place valve Locate and repair Remove and clean Main switch in OFF position Loose electrical connections Inoperative bin thermostat Low voltage Contactor with burnt contacts Non condensable gas in syst...

Страница 13: ...et valve not opening Hot gas valve orifice restricted Discharge head pressure too low Inoperative fan pressure control Inoperative fan motor Water regulating valve misadjusted Water tubing leaking Rem...

Страница 14: ...as during the freezing cycle the bin thermostat contacts are bypassed by the front microswitch of the timer When remove the ice cubes from its sensing bulb the unit will restart after few seconds from...

Страница 15: ...in the automatic mode 12 Re fit the evaporator cover and the unit service panels 13 At completion of the freezing and harvest cycle make sure of proper texture and clearness of the ice cubes and that...

Страница 16: ...GB 30 ELECTRIC DIAGRAM N21...

Отзывы: