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Hoshizaki F-2000MLH, Руководство по обслуживанию

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Hoshizaki F-2000MLH Скачать руководство пользователя страница 35

35

[h]  When Pressure Switch opens, power supply to the control board is cut off causing the

Compressor and Gear Motor to turn off immediately.

Содержание F-2000MLH

Страница 1: ...SERVICEMANUAL ISSUED JULY 16 2004 MODEL HOSHIZAKI MODULAR FLAKER F 2000MWH C F 2000MRH C F 2000MRH3 C F 2000MLH C NO 73116 REVISED AUG 20 2004...

Страница 2: ...tion of the problem IMPORTANT Only qualified service technicians should attempt to service or maintain this icemaker No such service or maintenance should be undertaken until the technician has thorou...

Страница 3: ...0MLH C 12 2 CONDENSER UNIT 13 URC 20F 13 II GENERAL INFORMATION 15 1 CONSTRUCTION 15 F 2000MWH C 15 F 2000MRH C F 2000MRH3 C 16 F 2000MLH C 17 2 CONTROL BOX LAYOUT 18 F 2000MWH C F 2000MRH C 18 F 2000...

Страница 4: ...NT OF EXPANSION VALVE 62 6 REMOVAL AND REPLACEMENT OF WATER REGULATING VALVE WATER COOLED MODELS ONLY 63 7 REMOVAL AND REPLACEMENT OF CONDENSING PRESSURE REGULATOR C P R REMOTE AIR COOLED MODELS ONLY...

Страница 5: ...55 kg CONNECTIONS ELECTRIC Permanent Connection WATER SUPPLY Inlet 1 2 FPT Cond Inlet 1 2 FPT DRAIN Outlet 3 4 FPT Cond Outlet 1 2 FPT ICE MAKING SYSTEM Auger type HARVESTING SYSTEM Direct Driven Auge...

Страница 6: ...s Steel Galvanized Steel Rear WEIGHT Net 310 lbs 140 kg Shipping 342 lbs 155 kg CONNECTIONS ELECTRIC Permanent Connection WATER SUPPLY Inlet 1 2 FPT Cond Inlet 1 2 FPT DRAIN Outlet 3 4 FPT Cond Outlet...

Страница 7: ...Permanent Connection WATER SUPPLY Inlet 1 2 FPT DRAIN Outlet 3 4 FPT REFRIGERATION Discharge line 1 1 16 12 UNF Fitting 10 AEROQUIP CIRCUIT Liquid line 5 8 18 UNF Fitting 6 AEROQUIP ICE MAKING SYSTEM...

Страница 8: ...IC Permanent Connection WATER SUPPLY Inlet 1 2 FPT DRAIN Outlet 3 4 FPT REFRIGERATION Discharge line 1 1 16 12 UNF Fitting 10 AEROQUIP CIRCUIT Liquid line 5 8 18 UNF Fitting 6 AEROQUIP ICE MAKING SYST...

Страница 9: ...lbs 163 kg CONNECTIONS ELECTRIC Permanent Connection WATER SUPPLY Inlet 1 2 FPT DRAIN Outlet 3 4 FPT REFRIGERATION Discharge line 1 1 16 12 UNF Fitting 10 AEROQUIP CIRCUIT Liquid line 5 8 18 UNF Fitti...

Страница 10: ...onnection WATER SUPPLY Inlet 1 2 FPT DRAIN Outlet 3 4 FPT REFRIGERATION Discharge line 1 1 16 12 UNF Fitting 10 AEROQUIP CIRCUIT Liquid line 5 8 18 UNF Fitting 6 AEROQUIP ICE MAKING SYSTEM Auger type...

Страница 11: ...ON Suction line 1 1 16 12 UNF Fitting 10 AEROQUIP CIRCUIT Liquid line 5 8 18 UNF Fitting 6 AEROQUIP ICE MAKING SYSTEM Auger type HARVESTING SYSTEM Direct Driven Auger 400 W Gear Motor ICE MAKING WATER...

Страница 12: ...TION Suction line 1 1 16 12 UNF Fitting 10 AEROQUIP CIRCUIT Liquid line 5 8 18 UNF Fitting 6 AEROQUIP ICE MAKING SYSTEM Auger type HARVESTING SYSTEM Direct Driven Auger 400 W Gear Motor ICE MAKING WAT...

Страница 13: ...13 2 CONDENSER UNIT URC 20F...

Страница 14: ...9 mm REFRIGERANT CHARGE URC 20F R404A 7 lbs 11 oz 3500 g WEIGHT Net 104 lbs 47 kg Shipping 115 lbs 52 kg CONNECTIONS REFRIGERANT One Shot Couplings Aeroquip ELECTRICAL Permanent Connection CONDENSER A...

Страница 15: ...15 II GENERAL INFORMATION 1 CONSTRUCTION F 2000MWH C...

Страница 16: ...16 F 2000MRH C F 2000MRH3 C...

Страница 17: ...17 F 2000MLH C...

Страница 18: ...18 2 CONTROL BOX LAYOUT F 2000MWH C F 2000MRH C Note The above component names are identical with the Wiring Label but not with the Parts List...

Страница 19: ...19 F 2000MRH3 C...

Страница 20: ...20 F 2000MLH C...

Страница 21: ...21 III TECHNICAL INFORMATION 1 WATER CIRCUIT AND REFRIGERATION CIRCUIT F 2000MWH C...

Страница 22: ...22 F 2000MRH C F 2000MRH3 C...

Страница 23: ...23 F 2000MLH C...

Страница 24: ...24 2 WIRING DIAGRAMS F 2000MWH C...

Страница 25: ...25 F 2000MRH C...

Страница 26: ...26 F 2000MRH3 C...

Страница 27: ...27 F 2000MLH C...

Страница 28: ...28 3 SEQUENCE OF ELECTRICAL CIRCUIT a When Power Switch is moved to ON position and Flush Switch to ICE position water starts to be supplied to Reservoir...

Страница 29: ...29 b When Reservoir has been filled Gear Motor starts immediately...

Страница 30: ...30 c Compressor starts F 2000MLH C only two solenoid valves open about 60 sec after Gear Motor starts...

Страница 31: ...31 d Bin Control operates and about 6 sec later Compressor and Gear Motor stop simultaneously F 2000MLH C twosolenoidvalvesclose...

Страница 32: ...32 e Low Water Except Water cooled Model where Compressor will operate intermittently...

Страница 33: ...33 f When Flush Timer operates for 15 min every 12 hours or when Flush Switch is moved to FLUSH position Flush Water Valve opens and flushes Reservoir and Evaporator...

Страница 34: ...ines when 208 230V are supplied to Circuit Protect Relay it protects the circuit from being miswired If the power supply is properly connected the contact of Circuit Protect Relay does not move even w...

Страница 35: ...35 h When Pressure Switch opens power supply to the control board is cut off causing the Compressor and Gear Motor to turn off immediately...

Страница 36: ...6 FLUSH TIMER 7 FLUSH SWITCH 8 FLUSH WATER VALVE 9 BIN CONTROL 10 GEAR MOTOR RELAY 11 GEAR MOTOR 12 FAN MOTOR 13 COMPRESSOR OR TWO SOLENOID VALVES 2000MLF C 14 PRESSURE SWITCH 15 HEATER ON OFF ON OFF...

Страница 37: ...9 BIN CONTROL 10 GEAR MOTOR RELAY 11 GEAR MOTOR 12 FAN MOTOR 14 PRESSURE SWITCH 15 HEATER ON OFF ON OFF ON OFF ON OFF ON OFF 1 2 2 3 FLUSH ICE ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF U...

Страница 38: ...38...

Страница 39: ...BIN CONTROL 10 GEAR MOTOR RELAY 11 GEAR MOTOR 12 FAN MOTOR 14 PRESSURE SWITCH 15 HEATER ON OFF ON OFF ON OFF ON OFF ON OFF 1 2 2 3 FLUSH ICE ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF UP...

Страница 40: ...40 16 SPOUT CONTROL RELAY ON OFF 17 THERMOSTAT CONTROL 2000MWE ON OFF Compressor Discharge Temp 203 F Compressor Discharge Temp 225 F...

Страница 41: ...2163 8 19 TOTAL 90 1062 4 02 1374 5 20 2278 8 62 gal day m3 day 100 1105 4 18 1442 5 46 2513 9 51 EVAPORATOR OUTLET TEMP 70 11 12 11 12 11 12 F C 80 11 12 11 12 11 12 90 11 12 11 12 11 12 100 11 12 11...

Страница 42: ...5 EVAPORATOR OUTLET TEMP 70 10 12 10 12 12 11 F C 80 10 12 10 12 12 11 90 10 12 10 12 12 11 100 10 12 10 12 12 11 HEAD PRESSURE 70 262 18 4 263 18 5 266 18 7 80 262 18 4 263 18 5 266 18 7 90 262 18 4...

Страница 43: ...VAPORATOR OUTLET TEMP 70 12 11 12 11 12 11 F C 80 12 11 12 11 12 11 90 12 11 12 11 14 10 100 14 10 14 10 14 10 HEAD PRESSURE 70 221 15 5 221 15 5 221 15 5 80 230 16 1 230 16 1 230 16 1 90 238 16 8 238...

Страница 44: ...EVAPORATOR OUTLET TEMP 70 12 11 12 11 12 11 F C 80 12 11 14 10 14 10 90 14 10 14 10 14 10 100 14 10 14 10 14 10 HEAD PRESSURE 70 220 15 5 220 15 5 220 15 5 80 227 15 9 227 15 9 227 15 9 90 233 16 4 23...

Страница 45: ...0 EVAPORATOR OUTLET TEMP 70 14 10 14 10 14 10 F C 80 14 10 14 10 14 10 90 14 10 14 10 16 9 100 16 9 16 9 16 9 HEAD PRESSURE 70 219 15 4 219 15 4 219 15 4 80 230 16 2 230 16 2 230 16 2 90 241 16 9 241...

Страница 46: ...EVAPORATOR OUTLET TEMP 70 12 11 12 11 14 10 F C 80 14 10 14 10 14 10 90 14 10 14 10 14 10 100 14 10 14 10 14 10 HEAD PRESSURE 70 222 15 6 222 15 6 222 15 6 80 225 15 8 225 15 8 225 15 8 90 228 16 0 2...

Страница 47: ...ATER 70 258 921 234 887 230 869 CONSUMPTION PER 24 HR 80 225 851 220 832 215 814 TOTAL 90 211 798 207 785 202 764 gal day m3 day 100 198 748 194 733 180 680 EVAPORATOR OUTLET TEMP 70 12 11 12 11 12 11...

Страница 48: ...90 188 710 185 699 182 687 gal day m3 day 100 180 680 177 669 149 565 EVAPORATOR OUTLET TEMP 70 12 11 12 11 12 11 F C 80 12 11 12 11 12 11 90 12 11 12 11 14 10 100 14 10 14 10 14 10 HEAD PRESSURE 70...

Страница 49: ...side line of the system Or prepare a thermometer to check the condenser drain temperature 2 Rotate the Adjustment Screw by using a flat blade screwdriver so that the pressure gauge shows 260 PSIG R 40...

Страница 50: ...er according to the following procedures 1 Remove the Bolt 2 Take off the upper Cutter Head of the two coarse flakes or set the upper Cutter Head on the lower fine flakes The unit is shipped from the...

Страница 51: ...ry according to the following instructions 1 Remove the Cap from the E P R Access Valve and connect a pressure gauge The E P R needs no adjustment if the pressure gauge shows 22 PSIG for F 2000MLH C 2...

Страница 52: ...alve 1 Coil winding opened 1 Replace i Shut off Valve 1 Closed 1 Open 2 Water failure 2 Wait till water is supplied j Plug and Receptacle 1 Disconnected 1 Connect Control Box 2 Terminal out of Plug or...

Страница 53: ...water temperature too warm 2 Get cooler 3 Condenser water pressure too low or off Water cooled model only 3 Check and get recommended pressure 4 Water Regulating Valve set too high Water cooled model...

Страница 54: ...C only 1 Continues to leak 1 Check and replace 5 Gear Motor and Compressor start for F 2000MLH C two Solenoid Valves open but no ice is produced a Refrigerant Line 1 Gas Leaks 1 Check for leaks with...

Страница 55: ...ooled model only 3 Check and get recommended pressure 4 Fan rotating too slow 4 See 3 1 a Fan Motor 5 Water Regulating Valve clogged Water cooled model only 5 Clean 6 Condensing unit out of order F 20...

Страница 56: ...is found hard by testing install a softener f Evaporator Pressure Regulator F 2000 MLH C only 1 Low side pressure too low 1 Check Evaporator Pressure Regulator and adjust or replace it if necessary 2...

Страница 57: ...Manifold Hoses to the high side low side and Evaporator Pressure Regulator E P R access ports to purge or evacuate the unit To recharge the system simply open the Suction and Liquid LineShut offValve...

Страница 58: ...o loosen the connection and purge the air from the Hose See the Nameplate for the required refrigerant charge Hoshizaki recommends only virgin refrigerant or reclaimed refrigerant which meets ARI Stan...

Страница 59: ...rant and store it in an approved container Do not discharge the refrigerant into the atmosphere 4 Do not use silver alloy or copper alloy containing Arsenic 5 Do not use R 404A as a mixture with press...

Страница 60: ...ion and Access Pipes from the Compressor using brazing equipment WARNING When repairing a refrigerant system be careful not to let the burner flame contact any electrical wires or insulation 5 Remove...

Страница 61: ...l after all other repair or replacements have been made 1 Turn off the power supply and remove the panels 2 Recover the refrigerant and store it in an approved container if required by an applicable l...

Страница 62: ...T Sometimes moisture in the refrigerant circuit exceeds the Drier capacity and freezes up at the Expansion Valve Always install a new Drier every time the sealed refrigeration system is opened Do not...

Страница 63: ...container 3 Disconnect the Capillary Tube using brazing equipment 4 Disconnect the Flare connections of the valve 5 Remove the screws and the valve from the Bracket 6 Install the new valve and braze t...

Страница 64: ...and store it in an approved container 4 Remove the C P R using brazing equipment 6 Braze the new C P R with nitrogen gas flowing at the pressure of 3 4 PSIG WARNING Always protect the valve body by us...

Страница 65: ...9 Remove the Rubber O ring and the Nylon Ring at the top of the Evaporator EXTRUDING HEAD 10 Remove the three Socket Head Cap Screws and lift off the Extruding Head 11 Replace the Bearing inside the E...

Страница 66: ...orator BEARING LOWER AND MECHANICAL SEAL 20 The Mechanical Seal consists of two parts One moves along with the Auger and the other is fixed on the Bearing Lower If the contact surfaces of these two pa...

Страница 67: ...t a pressure of 3 4 PSIG b Replace the Drier except F 2000MLH C c Check for leaks using nitrogen gas 140 PSIG and soap bubbles d Evacuate the system Charge it with refrigerant except F 2000MLH C For t...

Страница 68: ...68...

Страница 69: ...off the power supply remove the panels and close the Water Supply Line Shut off Valve 2 Disconnect the terminals from the Control Water Valve 3 Loosen the Fitting Nut on the Control Water Valve Inlet...

Страница 70: ...5 Remove the Drain Pipe from the Flush Water Valve 6 Connect the Drain Pipe to the new Flush Water Valve and place the valve in position 7 Connect the Hose to the Flush Water Valve and secure it with...

Страница 71: ...lways protect the valve body by using a damp cloth to prevent the valve from overheating Do not braze with the valve body exceeding 250 F 8 Check for leaks using nitrogen gas 140 PSIG and soap bubbles...

Страница 72: ...g equipment 6 Braze the new E P R with nitrogen gas flowing at a pressure of 3 4 PSIG WARNING Always protect the E P R by using a damp cloth to prevent the E P R from overheating Do not braze with the...

Страница 73: ...store it in an approved container 4 Remove the screw and the Solenoid 5 Disconnect the By pass Valve using brazing equipment 6 Install the new valve CAUTION Always protect the valve body by using a da...

Страница 74: ...74 11 Connect the new Solenoid leads 12 Attach the Solenoid to the valve body and secure it with a screw 13 Replace the panels in their correct position 14 Turn on the power supply...

Страница 75: ...r or carbon dioxide Shut off the icemaker until the proper ambient temperature is resumed Remote Air cooled Models 1 Run the icemaker with the Water Supply Line Shut off Valve closed 2 Open the Drain...

Страница 76: ...s cleaning this unit at least once a year More fre quent cleaning however may be required in some existing water conditions 2 To prevent injury to individuals and damage to the icemaker do not use amm...

Страница 77: ...9 Remove the Cover of the Reservoir 10 Fill the Reservoir with the cleaning solution 11 Replace the Cover of the Reservoir and the Control Water Valve in their correct positions Note This unit is desi...

Страница 78: ...ly and make ice using the solution until the icemaker stops icemaking 9 Remove the Front Panel 10 Move the Flush Switch to the FLUSH position to drain the sanitizing solution 11 Move the Flush Switch...

Страница 79: ...mble the Bin Control Assembly by removing the two Snap Pins Shaft and Activator 8 Remove the two Thumbscrews Spout Switch Cover Spout Switch and Actuator 9 Remove the three Thumbscrews and the Spout 1...

Страница 80: ...d with the icemaker 2 To have the optimum performance of this icemaker the following consumable parts need periodic inspection maintenance and replacement Extruding Head Housing Gear Motor Auger Mecha...

Страница 81: ...scoopprovided Binaccessory The Storage Bin is for ice use only Do not store anything else in the bin Keep the scoop clean Clean using a neutral cleaner and rinse thoroughly Clean the bin liner using a...

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