background image

GB

37

SYMPTON 

POSSIBLE CAUSE 

SUGGESTED CORRECTION

Unit will not run 

No LED lighted-on 

Bin full yellow LED glows

with no ice in the bin

No water yellow LED

glows 

Red-alarm LED glows 

Red-alarm LED blinks 

Reverse rotation yellow

LED blinks 

Reverse rotation yellow

LED glows 

Water yellow LED and

red LED ON (steady)

together

Water yellow LED and

red LED blink together

Blown fuse in P.C.Board 

Master switch in OFF position 

Inoperative P.C.Board 

Loose electrical connections 

Inoperative or dirty ice level control 

Shortage of water 

Water too soft 

High head pressure 

Ambient temperature too low 

3' stand by 

Too hi evap. temperature 

Shortage or lack of refrigerant 

Inoperative evaporator sensor 

Gear motor turns on reverse 

Too low gear motor rotating speed 

Drive motor doesn't turn 

Magnetic cylinder loose its magnetic 

charge

Inoperative Condenser Sensor 

Inoperative Evaporator Sensor 

Replace fuse & check for cause of

blown fuse

Turn switch to ON position

Replace P.C.Board

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 location

None - Wait the elapsed of 3'

Check and charge refrigerant

system

Replace

Check stator winding and capacitor

Check rotor bearings, freezer bearings

and interior of freezer for scores.

Replace whatever worn or damaged.

Check for power, open circuit, etc.

Replace magnetic cylinder.

Replace it.

Replace it.

Compressor cycles inter-

mittently 

Low voltage 

Non-condensable gas in system 

Compressor starting device with 

loose wires 

Check circuit for overloading

Check voltage at the supply to the

building. If low, contact the power

company

Purge the system

Check for loose wires in starting

device

Low ice production 

Capillary tube partially restricted 

Moisture in the system 

Low water level in the freezer 

Shortage of refrigerant 

Pitted or stained auger surface 

Blow charge, add new gas & drier,

after evacuating system with

vacuum pump

Same as above

Adjust to approx 20 mm below ice

spout

Check for leaks & recharge

Clean or replace auger

ANALYSE DER FEHLER UND FUNKTIONSSTÖRUNGEN

Содержание F 80C

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

Страница 2: ......

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

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