1. INTRODUCTION This manual describes NOFROST models loaded with R600a refrigerating gas. There are three basic models and the only difference between them is volume: 260 litres (ex C9, pnc 925886…), 262 litres (ex C10, pnc 925887…) and 290 litres (ex C11, pnc 925888…).
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FREEZER COMPARTMENT (B) The cold air is pushed into the compartment by the fan through the two nozzles 5 and 6. After circulating, the air is rechannelled to the evaporator battery through opening 7, under the protection panel. 6/22 R600a NOFROST REFRIGERATORS...
During normal operation the cam of the timer closes contacts 3-4 thus powering the compressor and fan circuits. The operating time lasts about 14 hours. The arrows in the picture show the current path. 10/22 R600a NOFROST REFRIGERATORS...
(26). If, for any reason, it does not switch on and the battery temperature reaches +40°C , the heating elements will be switched off by the safety thermal switch (27). The arrows in the picture show the current path. 11/22 R600a NOFROST REFRIGERATORS...
- pilot lamp B. - thermostat knob T. - light button P. REFRIGERATOR COMPARTMENT: - flap C: it enables to regulate the flow of air coming from the freezer compartment through th the knob M. - lampholder A. 12/22 R600a NOFROST REFRIGERATORS...
- stylus defrosting heater G (117 W – 494 Ω) - armored defrosting heater G1 (118 W – 482 Ω) TYPE OF THERMAL OPERATING TEMPERATURE OVERLOAD CUT-OUT OPENING CLOSURE DEFROSTING + 10 °C - 1 °C SAFETY + 40 °C + 30 °C 13/22 R600a NOFROST REFRIGERATORS...
At the back of the appliance there is the timer H; by using a screwdriver it is possible to rotate the shaft cam manually, only clockwise, to switch the 3-4 and 3-2 contacts switch. TIME “A” TIME “B” 14 h 26 ‘ 36 ‘ 14/22 R600a NOFROST REFRIGERATORS...
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In order to test the appliance during “normal” operation, you need to rotate the timer cam till the 2 snap so as to close 3-4 contact; In order to test the appliance during “defrosting” operation, you need to rotate the timer cam till 1 snap so as to close 3-2 contact. 15/22 R600a NOFROST REFRIGERATORS...
To access the components of the control panel (thermostat, pilot lamp and light button) carry out the following operations: remove the 2 fixing screws from the hinges; remove the 2 fixing screws placed behind the appliance; push forward the top. 16/22 R600a NOFROST REFRIGERATORS...
7.2. REFRIGERATOR COMPARTMENT ACCESSIBILITY To access the flap: remove the caps that cover the two screws; loosen the two screws; The thermostat bulb is inserted into the rear of the flap (see detail). 17/22 R600a NOFROST REFRIGERATORS...
To access the components of the freezer compartment it is necessary to remove I protection. Evaporator battery F evaporator battery is fixed to container K by two lateral clips L and by three hooks at the bottom N, removable with a screwdriver. 18/22 R600a NOFROST REFRIGERATORS...
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The stylus defrosting heater G is fitted to the battery by three clamps J; to replace it, remove the clamps with a pliers (it is not necessary to cut them because they can be used again). 19/22 R600a NOFROST REFRIGERATORS...
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The conveyor K for the defrosting water is fitted to the bottom of the compartment with two clips L; to unhook the conveyor it is necessary to push down the two clips. The fan The fan is fixed with two screws. 20/22 R600a NOFROST REFRIGERATORS...
The valve remains open if there are foreign bodies or if it loses elasticity, therefore, in the first case it is necessary to remove the foreign bodies, while in the second case it is necessary to replace the rubber valve. 21/22 R600a NOFROST REFRIGERATORS...
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Warning: the Q lampholder seal is a component that concerns the appliance safety, therefore it is obligatory to insert it again into the lampholder after an eventual replacement of the lamp! 22/22 R600a NOFROST REFRIGERATORS...