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ELECTRONIC MODULAR 
FLAKERS 

SERVICE MANUAL

104409

F

80

104436

F

125

71503

135-0-000 

service Flakers GB

Summary of Contents for F 80C

Page 1: ...ELECTRONIC MODULAR FLAKERS SERVICE MANUAL 104409 F80 104436 F125 71503135 0 000 service Flakers GB...

Page 2: ......

Page 3: ...Installation pratice 14 OPERATING INSTRUCTIONS Start up 15 Operations checks 17 PRINCIPLE OF OPERATION how it works Water circuit 20 Refrigerant circuit 21 Mechanical system 23 Operating pressures 24...

Page 4: ...ales seg n pedido Capacit deposito Storage bin capacity Inhalt des Vorrats Eisbeh nders Capacit de la r serve Capacidad del deposito Carrozzeria External structure Ausf hnrung inox Carrosserie Carroce...

Page 5: ...n pedido Capacit deposito Storage bin capacity Inhalt des Vorrats Eisbeh nders Capacit de la r serve Capacidad del deposito Carrozzeria External structure Ausf hnrung inox Carrosserie Carroceria Peso...

Page 6: ...e carton box to the skid b Cut open the top of the carton and remove the polystyre protection sheet c Pull out the polystyre posts from the cor ners and then remove the carton d Lift the whole carton...

Page 7: ...ctions All icemakers require a solid earth wire All ice machines are supplied from the factory completely pre wired and require only electrical power connections to the wire cord provided at the rear...

Page 8: ...nd the other for the water cooled condenser Connect the 3 4 GAS male fitting of the water inlet using the flexible hose supplied to the cold water supply linewith regular plumbing fitting and a shut o...

Page 9: ...ed on the importan ce of periodic maintenance checks 11 Has the Manufacturer s registration card been filled in properly Check for correct model and serial number against the serial plate and mail the...

Page 10: ...n in sequence of the following assemblies GEAR MOTOR S COMPRESSOR FAN MOTOR S if unit is an air cooled version kept under control by the condenser temperatu resensorwhichhasitsprobewithinthecondenser...

Page 11: ...ENSER TEMP EVAPORATOR TEMP ICE LEVEL CONTROL TRANSF T 40 50 C DATA PROCESSOR 2 1 L N COMPRESSOR 9 10 11 12 13 3 4 5 6 7 8 CONTACTOR COIL GEAR MOTOR FAN MOTOR ELECTRONIC CARD RELAYS TRIAC RESET S E N S...

Page 12: ...erature sensor which is located within the condenser fins keeps the head condensing pressure between preset values In the event of condenser clogged such to prevent the proper flow of the cooling air...

Page 13: ...a gradual decrease of the water level in the float reservoir and as soon as the level gets below the two vertical metal pins the flaker stops to operate compressor first and 3 laterthegearreducer and...

Page 14: ...ontrol By means of its screw it is possible to modify the signal received from the Ice Level control so to overcame some problem caused by dirt and or low power supply When adjusted it is very importa...

Page 15: ...f the auger The auger rotates counter clockwisewithin the freezer powered by a direct drive gear motor and carries the ice upward along the refrigerated freezer innerwalls andbydoingso theice gets pro...

Page 16: ...on accumulator and through the suction line where the refrigerant exchanges heatwith the one flowing into the capillary tube warmer befo rebeingsuckedinto thecompressor to be recircu lated The refrige...

Page 17: ...it causes the total and immediateSHUT OFF of the machine compressor first and gear motor 3 later in order to prevent the unit from opera ting in abnormal and dangerous conditions When the ice maker st...

Page 18: ...respectively 10 C and 5 C 50 F and 40 F or frequent interruptions of the water supply to the freezing cylinder clogging of thewater hose connecting the float reservoir to the water inlet at the botto...

Page 19: ...bar 8 5 bar Pression suction 0 5 bar 0 5 bar Working pression with 21 C ambient temperature Pression discharge 17 18 bar 17 bar Pression suction 2 5 bar 2 5 bar NOTE Before charging the refrigerant s...

Page 20: ...ation the sensor signals to the P C BOARD to do not start up the unit till the ambient temperature rises to 10 C In the air cooled versions in relation to the diffe rent current transmitted the micro...

Page 21: ...of the light beam between the two infrared sensor of ice level control YELLOW LED blinks fast 6 seconds later the ice machi ne resumes its operation with the simultaneous extinguishing the 2nd YELLOW...

Page 22: ...I T P O T E K C O S R O S N E S L O R T N O C L E V E L E C I L A C I T P O T E K C O S R O S N E S L O R T N O C L A N I M R E T D R A O B L A N I M R E T D R A O B E S U F E S U F C A I R T C A I R...

Page 23: ...auger which rotates on its vertical axis and it is maintained aligned by the top and bottom bearings A water seal system is located in the bottom part of the freezer while at the top end is fitted th...

Page 24: ...ersion The fanmotor is controlled through the TRIAC of the P C BOARD by the condenser temperature sensor Normally it operates to draw cooling air through the condenser fins In cold ambient situation t...

Page 25: ...earmotor magnetic sensor 1 On F80 F120 remove the front top and side rear panels top and left side panels 2 Unloose the three screws securing the pla stic cover to the top of the gear motor and remove...

Page 26: ...Search for the terminal of the single sensor with two red mandrels in the back part of the switch box and pull them out of their position through pressing on the fastening strap 3 Pull off the termin...

Page 27: ...the screw the remaining models of the steel ring must be pulled out with a spring 10Loosen and remove the three four bolts which are used to fasten the aluminum container underneath the evaporator 11L...

Page 28: ...r motor 1 For the F125 Model the front upper and the side back plate 2 Loosen the three four screws which are used to fasten the evaporator on the upper casing 3 Remove the sensors for the engine rota...

Page 29: ...e collection sucking unit from the outflow pipe of the evaporator 6 Loosen the three four bolts which are used to fasten the evaporator on the upper casing of the gear motor 7 Remove the evaporator of...

Page 30: ...ion Then remove it from the device 7 For the installation of the new condensers use the process in reverse order P Change of the compressor 1 For the F 125 Model the front upper and the side back plat...

Page 31: ...E Carefully purged the refrigerant circuit to remove moisture and non condensable gases after the replacement of the condenser NOTE Replace the dryer filter whenever the refrigerant circuit is opened...

Page 32: ...TA POWER AUFGENOMME NE LEISTUNG ASS MARCIA AMPS AMP BETRIEB ASS AVVIAMENTO START AMPS AMP START CONSUMO ELETTRICO POWER CONS STROMVERBRAUCH ASSORBIMENTO MOTORIDUTTORE AMPS MOTOREDUCT AUFNAHME GETRIE B...

Page 33: ...SS ST SO CA CT F CS LEGENDE Ventilatoren Schrittmotor Verdichter Platine Led Schalter Wasserniveau Rotationfu h ler Kondensator Fu h ler Verdampfer Fu h ler Optischer Sensor Anschlusskabel Steckverbi...

Page 34: ...Wasser Ventil Pressostat Schrittmotor Verdichter Platine Led Schalter Wasserniveau Rotationfu hler Kondensator Fu hler Verdampfer Fu hler Optischer Sensor Anschlusskabel Steckverbinder Verriegelung S...

Page 35: ...SO CA CT F CS LEGENDE Ventilatoren Schrittmotor Verdichter Platine Led Schalter Wasserniveau Rotationfu h ler Kondensator Fu h ler Verdampfer Fu h ler Optischer Sensor Anschlusskabel Steckverbinder V...

Page 36: ...larm water cooled J3 off Versp tung 3 Aus 3 delay off Versp tung 3 Aktiv 3 delay on LEGENDE Wasser Ventil Pressostat Schrittmotor Verdichter Platine Led Schalter Wasserniveau Rotationfu hler Kondensat...

Page 37: ...Check wiring Replace or clean ice level control See remedies for shortage of water Install a mineral salt metering device Dirty condenser Clean INOPERATIVE fan motor Replace Move unit in warmer locat...

Page 38: ...d fasten hose clamp Check and adjust float valve setting screw Tighten screws holding the spout Excessive noise or chatte ring Mineral or scale deposit on auger and inner freezer walls Low suction pre...

Page 39: ...removed with the help of a bit of cleaner 7 With the ice machine and fan motor OFF on air cooled models clean condenser using vacuum cleaner whisk broom or non metallic brush taking care to do not dam...

Page 40: ...level sensor 6 Place a water pan under the freezer water inlet port disconnect the water hose from this port and allow the water from the freezer to flow into the pan Then refit the water hose to the...

Page 41: ...move the copper wire used to jump the two sensors for the water level and place back correctly the cover on the float reser voir ATTENTION use ice produced with the cleaner solution Be sure none remai...

Page 42: ...71503135 0 000 service Flakers GB...

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