Scotsman MF 88 Service Manual Download Page 19 | Manualshive

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Summary of Contents for MF 88

Page 1: ...2 93960 1 Aut Sel Telefax 39 02 93550500 Direct Line to Service Parts Phone 39 02 93960350 Fax 39 02 93540449 Website www scotsman ice it E Mail scotsman europe scotsman it ISO 9001 Cert n 0080 SERVIC...

Page 2: ...Page 2 Page 2 TO BE USED JUST BY THE INSTALLER...

Page 3: ...om Unpacking and iInspection Location and levelling Electrical connection Water supply and drain connection Final check list OPERATING INSTRUCTIONS Pre start inspection Start up PRINCIPLES OF OPERATIO...

Page 4: ...n exceeding these limitations constitutes misuse under the terms of Scotsman Manufacturer s Limited Warranty resulting in a loss of warranty coverage We reserve the right to make product improvement a...

Page 5: ...IDTH 540 mm DEPTH 780 mm NET WEIGHT 250 Kg MF MFN 88 SPLIT MACHINE SPECIFICATIONS Basic electrical Refrigerant Drive Motor Ice Type 230 50 3N 2 65 Amps 1410 rpm 7050 Kcal hr R404a 8200 W 400 50 3N 5A...

Page 6: ...he left to right anf front to rear direction INTRODUCTION This manual provides the specifications and the step by step procedures for the installation start up operation and maintenance and cleaning o...

Page 7: ...at ice builds up in the chute Thermostat capillary tube is coiled behind the control box it must be routed to follow the ice chute or ice deflector and protrude for a certain extension beyond the ice...

Page 8: ...ed of the Time Delay Relay KT1 blinking the liquid valve opens 3 After two or three minutes of unit operation observe that flaked ice begins to drop out in the ice spout 4 Let the system operate for a...

Page 9: ...through the Ice breaker The flake ice into spout in diverted out through the ice discharge opening Once unit is electrically connected after 15 minutes starts the automatic and continuous icemaking pr...

Page 10: ...is reduced to below 0 3 bar 4 PSI The switch will automatically restart the icemaking process when the water pressure is increased to 1 bar 14 PSI EPR valve Evaporator Pressure Regulating Valve this v...

Page 11: ...set to cut out at 1 5 C and cut in at 4 C The Expansion Valveis FLICA mod AMVX 3 Press 3 bar Office 4 5 mm for R 404 A meters the refrigerant to the evaporator serpentine at 1 7 bar 25 PSI From s n 2...

Page 12: ...screws in the corresponding holes and tighten WARNING Be sure the electrical power supply and the water supply are OFF before starting any of the following REMOVAL AND REPLACEMENT procedures as a prec...

Page 13: ...or water seal should be removed by pulling out the bearing retainer from the bottom of freezer barrel You can heat the bearing retainer with a soft flame The bearing will drop out by itself 14 Remove...

Page 14: ...m the Water Reservoir Assembly 3 Remove two corbin clamps and two tubes from the bottom of the water reservoir assy and damp all water in them by bending them down in a pail 4 Unscrew and remove the s...

Page 15: ...emperature room temp 10 C 5th Warning light glows Wrong connection of the three Reverse two of them phase to the unit plug Short of one of the three phases Check for proper power supply 6th Warning li...

Page 16: ...ice Surrounging air temperature Correct or move unit to cooled above 40 C 100 F location Under or over charge of Re charge with proper refrigerant amount Closed TEV Adjust valve for correc refrigerant...

Page 17: ...electrical circuit of the MF MFN 88 The Wiring Diagrams in this Sections is Wiring diagram MF MFN 88 AS 400 50 3 N WARNING When conducting a conti nuity check of the MF MFN 88 1 Disconnect the main po...

Page 18: ...Page 18 Page 18 WIRING DIAGRAM MF MFN 88...

Page 19: ...Page 19 Page 19...

Page 20: ...res about 70 which is hot to touch Check with Ammeter amps drawn and make sure they are in the limits of Drive motor windings 9 Check setting and function of all the pressure controls also make sure t...

Page 21: ...e spout until the water reservoir is empty DO NOT allow the icemaker to operate with empty reservoir 9 Unplug again the unit 10 Flush out the remaining cleaning solution from freezer as per step 4 Was...

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