Scotsman MFE400 Service Manual

SCOTSMAN EUROPE - FRIMONT SPAVia Puccini, 22 - 20010 Pogliano M.se - Milano - ItalyTel. +39-02-93960.1 (Aut. Sel.)- Telefax +39-02-93550500Direct Line

Basic electr. Amps Watts Nr. of wires Amps fuse2000 230/50/1 10 34 45 3 x 1.5 mm2 16 400/50/3+N 4 22 40 5 x 1.5 mm2 16SPECIFIC

SPECIFICATIONSice making capacityELECTRONIC MODULAR SUPERFLAKERMODEL MFE 61Important operating requirements:MIN MAX• Air temperature 10°C (50°F) 40

MFE 61 AS Air 1150* MFE 61 WS Water 8000*Basic electr. Amps Watts Nr. of wires Amps fuse 230/50/3 7,1 56 4 x 2.5 mm 25 400/50/3 + N

GENERAL INFORMATION AND INSTALLATIONA. INTRODUCTIONThis manual provides the specifications and thestep-by-step procedures for the installation, start-

3. On B 393 S and B 550 S Storage Bininspect its top mounting gasket which should beflat with no wrinkles, to provide a good sealingwhen the KBT 1/10

2. Drill two 3 mm holes in correspondance ofthe catch mounting holes.3. Remove the tape and fasten the catchusing the two self-tapping screws supplied

7. Have the bolts holding the compressor downbeen checked to ensure that the compressor issnugly fitted onto the mounting pads?8. Check all refrigeran

OPERATING INSTRUCTIONSSTART UPAfter having correctly installed the ice maker andcompleted the plumbing and electricalconnections, perform the followin

Page 17FIG. 3FIG. 221LNCOMPRESSOR910111213345678CONTACTOR COILGEAR MOTORFAN MOTORELECTRONICCARDRELAYSTRIACRESETS E N S O R SWATERLEVELGEAR MOTOR

NOTE. If, after ten minutes from thecompressor start-up, the evaporating tem-perature has not dropped down to a valuelower than -1°C (30°F) the evapor

TABLE OFCONTENTS1246810Page 1Table of contents pageSpecifications MF 22Specifications MF 30Specifications MF 46Specifications MF 56Specifications MFE

After 3 minutes the unit resumes its total operationwith the immediate start-up of the gear motorand, few seconds later, of the compressor.F. Check fo

NOTE. The ICE LEVEL CONTROL(INFRARED SYSTEM) is independent of thetemperature however, the reliability of itsdetection can be affected by external lig

WATER CIRCUITThe water enter in the machine through thewater inlet fitting which incorporates a strainer -located at the rear side of the cabinet - th

By running the ice maker, i.e. by putting the unitunder power, starts the automatic and continuousicemaking process which would not stop until theice

tube connected to the liquid refrigerant line. Aspressure increases, the water regulating valveopens to increase the flow of cooling water to theconde

MECHANICAL SYSTEMThe mechanical system of the SCOTSMANFlaker machines consists basically of a gearmotor assembly (two on model MFE 61) whichdrives, th

REFRIGERANT METERING DEVICE:capillary tubeREFRIGERANT CHARGE (R 134 A)Air cooled Water cooledMF 22 440 gr 400 grREFRIGERANT CHARGE (R 404 A)Air cooled

In the event the condenser temperature risesand reaches 60°C or 70°C according to thesetting of DIP SWITCH number 8 the currentarriving to the micro p

Page 27YELLOW LEDUnit shut-off due to atoo lo-water level intofloat tankRED LEDON all the time- Unit shut-off due to atoo hi-condensingtemperature- Un

the cooling coil with the evaporating chamberand in its interior is located the auger whichrotates on its vertical axis and it is maintainedaligned by

SPECIFICATIONSice making capacityELECTRONIC MODULAR FLAKER MODEL MF 22Important operating requirements:MIN MAX• Air temperature 10°C (50°F) 40°C (10

M. FAN MOTOR (Air cooled version)The fan motor is controlled through the TRIAC ofthe P.C. BOARD by the condenser temperaturesensor. Normally it opera

ADJUSTMENT, REMOVAL AND REPLACEMENT PROCEDURESNOTE. Read the instructions throughlybefore performing any of the followingadjustment or removal and

Grasp the icebreaker and remove the icebreakerand auger assembly by lifting them from theevaporator.NOTE. If the auger cannot be pulled out,proceed to

3. Follow the steps of item E to remove thegear motor magnetic sensor.4. Trace and disconnect the electric wiresleads of the drive motor. Lift and rem

WIRING DIAGRAM MF 22-30AIR AND WATER COOLED230/50/1Page 35GV - YELLOW GREENB - WHITEG - GREYN - BLACKA - BLUEM - BROWNV - GREEN

WIRING DIAGRAM MF 46 - MF 56AIR AND WATER COOLEDSINGLE PHASEPage 36GV - YELLOW GREENB - WHITEG - GREYN - BLACKA - BLUEM - BROWNV - GREEN

WIRING DIAGRAM MF 56AIR AND WATER COOLEDTHREE PHASEPage 37GV - YELLOW GREENB - WHITEG - GREYN - BLACKA - BLUEM - BROWNV - GREEN

WIRING DIAGRAM MFE 61AIR AND WATER COOLEDTHREE PHASEPage 38GV - YELLOW GREENB - WHITEG - GREYN - BLACKA - BLUEM - BROWNV - GREEN

SYMPTON POSSIBLE CAUSE SUGGESTED CORRECTIONUnit will not run Blown fuse in P.C.Board Replace fuse & check for cause ofNo LED lighted-on blown fuse

SYMPTON POSSIBLE CAUSE SUGGESTED CORRECTIONWet ice Ambient temperature too high Move unit to cooler locationUnder or overcharge of refrigerant Recharg

MF 22 AS Air 120* MF 22 WS Water 480*Start Electric power cons.Amps Kwh per 24 HRSPECIFICATIONSWater req.lt/24 HRDimensions:HEIGHT (less legs) 525

MAINTENANCE AND CLEANING INSTRUCTIONSPage 41A. GENERALThe periods and the procedures for maintenanceand cleaning are given as guides and are not tobe

Page 424. Remove the top panels to gain access tothe water reservoir.5. Remove the float reservoir cover and with apiece of copper wire short the two

SPECIFICATIONSice making capacityELECTRONIC MODULAR FLAKER MODEL MF 30Important operating requirements:MIN MAX• Air temperature 10°C (50°F) 40°C (10

Start Electric power cons.Amps Kwh per 24 HRSPECIFICATIONSWater req.lt/24 HRDimensions:HEIGHT (less legs) 525 mm.HEIGHT (with legs) 542 mm.WIDTH 533 m

SPECIFICATIONSice making capacityELECTRONIC MODULAR SUPERFLAKERMODEL MF 46Important operating requirements:MIN MAX• Air temperature 10°C (50°F) 40°

SPECIFICATIONSStart Electric power cons.Amps Kwh per 24 HRWater req.lt/24 HRMF 46 - MACHINE SPECIFICATIONSDimensions:HEIGHT (less legs) 645 mm.HEIGHT

SPECIFICATIONSice making capacityELECTRONIC MODULAR SUPERFLAKERMODEL MF 56NOTE. The daily ice-making capacity is directly related to the condenser ai