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41 

 

Model 

Ambient 

Temp. 

(°C) 

10 21 32 38 

Water 

Temp. 

(°C) 

10 15 21 32 

Cube Hole Diameter (mm) 

5 (15) 

5 (15) 

5 (15) 

5 (15) 

IM-240DWNE-R452 

IM-240XWNE-R452 

Ice Production (kg/d) 

230 (240) 

215 (225) 

205 (215) 

185 (200) 

Freeze Cycle Time (min) 

21.3 (20.0) 

23.1 (21.3) 

25.0 (22.4) 

29.0 (25.1) 

Defrost Cycle Time (min) 

2.5 (2.1) 

2.2 (1.9) 

1.9 (1.8) 

2.2 (1.9) 

Water Consumption (lit/h) 

29.2 (32.5) 

16.3 (18.2) 

15.0 (16.9) 

13.3 (15.4) 

Electric Consumption (W) 

1235 

1155 

1235 

1260 

Head Pressure [peak] (bar) 

19.5 

19.7 

19.8 

20.0 

IM-240ANE 

Ice Production (kg/d) 

220 (240) 

205 (230) 

160 (190) 

150 (165) 

Freeze Cycle Time (min) 

15.9 (14.0) 

19.5 (16.1) 

26.8 (21.0) 

28.7 (24.5) 

Defrost Cycle Time (min) 

5.0 (4.0) 

3.0 (2.7) 

2.0 (1.7) 

2.0 (1.7) 

Water Consumption (lit/h) 

30.0 (33.1) 

14.6 (17.2) 

11.4 (14.2) 

10.7 (12.5) 

Electric Consumption (W) 

1145 

1230 

1320 

1430 

Head Pressure [peak] (bar) 

14.0 

17.0 

21.0 

25.0 

IM-240ANE-23 

Ice Production (kg/d) 

185 (225) 

175 (215) 

165 (195) 

155 (170) 

Freeze Cycle Time (min) 

14.5 (11.0) 

17.1 (12.7) 

18.8 (16.8) 

20.2 (17.4) 

Defrost Cycle Time (min) 

4.0 (3.5) 

2.5 (2.5) 

2.0 (1.8) 

1.9 (1.8) 

Water Consumption (lit/h) 

32.4 (39.9) 

13.9 (17.9) 

13.1 (16.0) 

12.3 (14.1) 

Electric Consumption (W) 

1145 

1230 

1320 

1430 

Head Pressure [peak] (bar) 

14.0 

17.0 

21.0 

25.0 

IM-240ANE-21 

Ice Production (kg/d) 

190 (217) 

180 (210) 

165 (190) 

152 (167) 

Freeze Cycle Time (min) 

14.0 (8.3) 

14.3 (10.1) 

16.3 (11.9) 

18.1 (13.8) 

Defrost Cycle Time (min) 

3.8 (3.6) 

2.5 (2.2) 

2.0 (1.7) 

1.8 (1.7) 

Water Consumption (lit/h) 

35.3 (52.6) 

19.5 (26.6) 

17.9 (23.5) 

16.5 (21.0) 

Electric Consumption (W) 

1145 

1230 

1320 

1430 

Head Pressure [peak] (bar) 

14.0 

17.0 

21.0 

25.0 

IM-240AWNE 

Ice Production (kg/d) 

230 (240) 

215 (225) 

205 (215) 

185 (200) 

Freeze Cycle Time (min) 

17.8 (16.2) 

19.2 (17.5) 

20.7 (18.5) 

23.1 (20.0) 

Defrost Cycle Time (min) 

2.2 (1.8) 

2.2 (1.7) 

1.8 (1.6) 

1.8 (1.6) 

Water Consumption (lit/h) 

31.3 (34.1) 

15.3 (16.6) 

14.6 (16.2) 

13.2 (15.2) 

Electric Consumption (W) 

1250 

1250 

1300 

1300 

Head Pressure [peak] (bar) 

19.5 

19.7 

19.8 

20.0 

IM-240AWNE-23 

Ice Production (kg/d) 

  185 (210) 

  175 (202) 

  168 (185) 

  150 (165) 

Freeze Cycle Time (min) 

  16.1 (13.5)    17.2 (14.3)    18.4 (15.9)    20.9 (18.1) 

Defrost Cycle Time (min) 

  2.4 (2.1) 

2.2 (1.9) 

  2.0 (1.8) 

  1.9 (1.7) 

Water Consumption (lit/h) 

  31.7 (36.9)    16.9 (19.9)    16.1 (18.3)    14.4 (16.6) 

Electric Consumption (W) 

1250 

1250 

1300 

1300 

Head Pressure [peak] (bar) 

19.5 

19.7 

19.8 

20.0 

IM-240ANE 

(60Hz) 

Ice Production (kg/d) 

220 (245) 

205 (220) 

180 (195) 

150 (165) 

Freeze Cycle Time (min) 

17.4 (14.1) 

20.0 (17.1) 

20.4 (17.6) 

25.0 (22.1) 

Defrost Cycle Time (min) 

3.5 (3.5) 

2.5 (2.5) 

1.9 (1.7) 

1.7 (1.6) 

Water Consumption (lit/h) 

30.0 (35.6) 

14.6 (16.7) 

12.8 (14.7) 

10.7 (12.5) 

Electric Consumption (W) 

1035 

1250 

1320 

1420 

Head Pressure [peak] (bar) 

15.0 

18.0 

22.0 

26.0 

IM-240AWNE 

(60Hz) 

Ice Production (kg/d) 

215 (240) 

205 (220) 

200 (210) 

180 (195) 

Freeze Cycle Time (min) 

19.0 (16.0) 

20.4 (17.7) 

20.9 (18.8) 

23.8 (20.5) 

Defrost Cycle Time (min) 

2.4 (2.0) 

2.1 (1.9) 

2.1 (1.8) 

1.8 (1.7) 

Water Consumption (lit/h) 

29.3 (34.1) 

14.6 (16.5) 

14.2 (15.9) 

12.8 (14.8) 

Electric Consumption (W) 

1085 

1095 

1130 

1150 

Head Pressure [peak] (bar) 

20.0 

20.0 

20.5 

21.0 

 

Summary of Contents for IM-240ANE

Page 1: ...IM 240DNE C IM 240DWNE C IM 240DWNE R452 IM 240DSNE IM 240XNE C IM 240XWNE C IM 240XWNE R452 IM 240XSNE IM 240ANE IM 240AWNE E1CK 810 113021 MODULAR CUBER SERVICE MANUAL ...

Page 2: ...CONTROLLER BOARD 16 a CONTROLLER BOARD LAYOUT 17 b INPUT OUTPUT LAYOUT 18 c BEFORE CHECKING CONTROLLER BOARD 19 III OPERATING INSTRUCTIONS 20 1 START UP 20 2 PREPARING THE ICEMAKER FOR LONG STORAGE 21 3 BIN CONTROL 22 a BIN CONTROL SWITCH ASSEMBLY 22 b REMOVAL 23 c REASSEMBLING 23 IV MAINTENANCE INSTRUCTIONS 24 1 PERIODICAL CLEANING 24 2 WATER VALVE 26 3 WATER COOLED CONDENSER 27 4 ICEMAKING WATER...

Page 3: ... DIAMETER 49 VIII REMOVAL AND REPLACEMENT 50 1 SERVICE FOR REFRIGERANT LINES 50 a SERVICE INFORMATION 50 b REFRIGERANT RECOVERY 51 c EVACUATION AND RECHARGE 51 2 COMPRESSOR 52 3 DRIER 53 4 EXPANSION VALVE 54 5 EVAPORATOR 55 6 HOT GAS VALVE 56 7 WATER REGULATING VALVE WATER COOLED MODEL ONLY 57 a VALVE BODY 57 b WHOLE VALVE 57 8 WATER PAN ASSEMBLY 59 9 PUMP MOTOR 61 10 WATER VALVE 61 11 ACTUATOR MO...

Page 4: ...1 I SPECIFICATIONS 1 DIMENSIONS SPECIFICATIONS a IM 240DNE Air cooled ...

Page 5: ...2 b IM 240DNE C Air cooled ...

Page 6: ...3 c IM 240DWNE Water cooled ...

Page 7: ...4 d IM 240DWNE C Water cooled ...

Page 8: ...5 e IM 240DWNE R452 Water cooled ...

Page 9: ...6 f IM 240ANE Air cooled ...

Page 10: ...7 g IM 240AWNE Water cooled ...

Page 11: ...8 h IM 240DSNE Remote Air cooled ...

Page 12: ...9 j URC 240C E 4 Condenser Unit ...

Page 13: ...NE C Air cooled Air Cooled Condenser Top Panel Louver Air Filter Front Panel Bin Door Bin Handle Water Plate Evaporator Water Valve Bin Control Switch Hot Gas Valve Power Cord Control Box B Compressor Control Box A Fan Motor Actuator Motor Drain Pan Pump Motor Water Tank ...

Page 14: ...er cooled Top Panel Front Panel Bin Door Bin Handle Evaporator Water Valve Water Plate Bin Control Switch Hot Gas Valve Power Cord Water Regulator Compressor Control Box A Control Box B Water Cooled Condensor Actuator Motor Drain Pan Pump Motor Water Tank ...

Page 15: ...er Front Panel Bin Door Bin Handle Front Water Valve Power Cord Drain Pipe Nameplate Rear Air Cooled Condenser Water Plate Evaporator Bin Control Switch Hot Gas Valve Control Box Compressor Fan Motor Actuator Motor Drain Pan Pump Motor Water Tank Front ...

Page 16: ...le Front Water Cooled Condenser Water Plate Evaporator Bin Control Switch Hot Gas Valve Control Box Compressor Actuator Motor Drain Pan Pump Motor Water Tank Water Regulator Front Rear Water Valve Power Cord Drain Pipe Nameplate Cooling Water Outlet Cooling Water Inlet ...

Page 17: ...or Front Panel Front Water Valve Pump Motor Actuator Motor Control Box Starting Device Compressor Dryer Access Valve Fan Motor Wiring Cord Power Cord Hot Gas Valve Evaporator Front Receiver Tank Bin Control Switch Drain Pipe Water Tank Drain Pan Water Plate Rear ...

Page 18: ...15 f URC 240C E 4 Condenser Unit Unit Cover Top Panel Cable Clamp Service Valve Condenser CP Regulator Control Box Fan Motor ...

Page 19: ...y 3 Do not touch the reverse side of the controller board and tiny electronic devices on it 4 Do not repair the electronic devices and parts on the controller board in the field except for fuse replacement Replace the whole board assembly when it fails 5 To get static free always touch the metal part of the icemaker before servicing Electrostatic discharge will cause severe damage to the controlle...

Page 20: ...17 a CONTROLLER BOARD LAYOUT Main Board Sub Board Combination ...

Page 21: ...l IC Input XA Connector 4P Cube Control Thermistor Input XA Connector 2P Data Input Output PA Connector 8P Actuator Drive Output VH Connector 3P Pump Motor Hot Gas Valve Fan Motor Water Valve Compressor AC Relay Drive Output VH Connector 9P Fuse P01992 01 6 3A 220 240V AC Input VYH Connector 3P AC High Voltage Circuit AC Low Voltage DC Circuit 10 5V AC Input VH Connector 2P ...

Page 22: ...tor holder on the evaporator Immerse the sensor part in a glass containing ice and water for 5 minutes Check the resistance between CN13 connector pins Replace the thermistor in its correct position Connect CN13 Manually set the micro switch in the TRIP and RESET positions and check the period Normal 5 7 kilohms Approx TRIP Closed 10 sec RESET Open 80 sec c BEFORE CHECKING CONTROLLER BOARD Check t...

Page 23: ...and moisture increase the risk of electrical short circuits and potential electrical shocks If in doubt disconnect the icemaker Do not pull the power cord in order to disconnect the icemaker from the feed network This appliance is not suitable for unsupervised use by young children or aged or infirm persons 3 All parts are factory adjusted Improper adjustments may result in failure 4 If the unit i...

Page 24: ... the icemaker until proper air temperature is resumed 1 Close the water supply tap and remove the inlet hose 2 Remove the front panel 3 Remove the screw located on the front of the water tank 4 Move the tank drain pipe to the drain position See Fig 1 5 Push the reset switch The water pan will start to open 6 Blow out the water supply line immediately after the water pan has opened Note This proced...

Page 25: ... in its correct position 3 BIN CONTROL Bin control switch is mounted on the upper side of the storage bin This switch will turn off the unit automatically when the storage bin is full of ice Handle the bin control switch carefully because the switch assembly is fragile Especially on removing ice do not touch or poke with a scoop Keep away from the water plate or drain pan to prevent jamming a BIN ...

Page 26: ...to pull out the switch actuator Handle with care to prevent damage to the cam surface of the actuator DETECTOR Push out the detector holding the switch actuator c REASSEMBLING SWITCH ACTUATOR Insert the lower shaft and push it along the U notch Check that the switch actuator moves free SWITCH BRACKET COVER Place the switch lever first and then attach the switch in position Insert the guide and pus...

Page 27: ... to wipe off grease or dirt 2 Scoop and Storage Bin Handle Cleaning Sanitisation Daily 1 Either mix 3 litres of water with 11 ml of 5 25 sodium hypochlorite solution in a suitable container or the recommended Hoshizaki sanitiser as directed 2 Soak the scoop in the solution for more than 3 minutes Rinse thoroughly and shake to remove surplus liquid Note Using a cloth to dry may re contaminate 3 Use...

Page 28: ... the bin door Note Some solutions may cause damage to the bin liner surfaces or corrosion on the metal parts Always rinse the sanitiser unless directed otherwise by Hoshizaki guidelines 4 Air Filter Air Cooled Model Only Plastic mesh air filters remove dirt or dust from the air and keep the condenser from getting clogged If the filters get clogged the icemaker s performance will be reduced Remove ...

Page 29: ...t hose from the water valve 5 Remove the mesh filter from the water valve 6 Clean the mesh using a brush 7 Replace the mesh and inlet hose in their correct positions 8 Open the shut off valve 9 Plug in the icemaker or connect the power source 10 Check for leaks 11 Replace the panels in their correct positions Fig 6 Coil Do not remove Filter Packing Inlet Hose ...

Page 30: ...e copper tubing In case of contact with the solution flush with water 2 Remove the panels and check for leaks from the water line 3 Unplug the icemaker or disconnect the power source and close the water supply tap 4 Disconnect the cooling water inlet and outlet pipings and attach fittings to connect hoses 5 Disconnect the inlet and outlet tubings of the water regulator and replace the water regula...

Page 31: ...g and sanitizing solutions in an attempt to shorten cleaning time 4 Wipe off any splashed or spilt cleaner sanitizer immediately 5 Do not use any ammonia type cleaners on any part of the icemaker 6 When the ambient and water temperatures are 10 C or below the water pan may remain open Warm the icemaking compartment up to 20 C around the thermistor 7 Be sure to follow the cleaning and sanitizing in...

Page 32: ... Since the water supply tap is open this time water is supplied as in the normal freeze cycle 13 When the water pan closes again pour clean water into the water pan until it floods from the overflow pipe and circulate the water for 5 minutes 14 Push the reset switch to open the water pan and drain the water This time the water does not drain out completely 15 Repeat the above steps 13 and 14 at le...

Page 33: ...e normal freeze cycle 21 When the water pan closes again pour clean water into the water pan until it floods from the overflow pipe and circulate the water for 5 minutes 22 Push the reset switch to open the water pan and drain the water This time the water does not drain out completely 23 Repeat the above steps 21 and 22 at least three times to rinse thoroughly To drain the rinse water completely ...

Page 34: ...ansion Valve Drier Condenser Expansion Valve Bulb Strainer Hot Gas Valve Compressor Water Circuit Refrigerant Circuit Evaporator Fan Motor V TECHNICAL INFORMATION 1 WATER CIRCUIT AND REFRIGERANT CIRCUIT a IM 240DNE XNE IM 240DNE C XNE C IM 240ANE Air cooled Thermistor ...

Page 35: ...M 240AWNE Water cooled Water Valve Water Pump Water Pan Controller Board Pressure Switch Thermistor Expansion Valve Drier Condenser Expansion Valve Bulb Strainer Hot Gas Valve Compressor Water Circuit Refrigerant Circuit Evaporator Water Regulating Valve ...

Page 36: ...tch Thermistor Expansion Valve Drier Receiver Tank Condenser Bulb Strainer Hot Gas Valve Compressor Water Circuit Refrigerant Circuit CPR Fan Condenser Unit Access Valve Connecting Pipe Insulation Insulation Connecting Pipe Access Valve c IM 240DSNE XSNE URC 240C E 4 ...

Page 37: ...34 2 WIRING DIAGRAM a IM 240DNE C XNE C IM 240DWNE C R452 XWNE C R452 IM 240ANE AWNE ...

Page 38: ...35 b IM 240DSNE XSNE URC 240C E 4 ...

Page 39: ...16 5 21 0 Electric Consumption W 1120 1200 1330 1450 Head Pressure peak bar 14 0 17 0 21 0 25 0 IM 240DNE 32 IM 240XNE 32 Ice Production kg d 180 220 175 200 155 190 130 140 Freeze Cycle Time min 21 9 16 5 24 0 19 7 28 7 21 9 34 8 30 7 Defrost Cycle Time min 4 5 4 0 3 2 3 0 2 0 2 0 1 8 1 7 Water Consumption lit h 23 8 29 7 12 1 14 3 10 7 13 7 9 0 10 1 Electric Consumption W 1120 1200 1330 1450 Hea...

Page 40: ...2 5 2 5 2 5 Water Consumption lit h 23 8 29 8 11 7 14 1 11 0 13 0 10 5 11 9 Electric Consumption W 1250 1260 1300 1330 Head Pressure peak bar 19 5 19 7 19 8 20 0 IM 240DWNE IM 240XWNE 60Hz Ice Production kg d 215 240 205 220 200 210 180 195 Freeze Cycle Time min 19 0 16 4 20 4 18 0 21 1 19 0 23 8 20 5 Defrost Cycle Time min 2 4 1 6 2 1 1 6 1 9 1 6 1 8 1 7 Water Consumption lit h 29 3 33 4 14 6 16 ...

Page 41: ...on W 1085 1095 1130 1150 Head Pressure peak bar 20 0 20 0 20 5 21 0 IM 240AWNE 21 60Hz Ice Production kg d 205 215 195 210 190 200 180 195 Freeze Cycle Time min 12 6 10 1 13 4 10 3 13 9 11 1 14 8 11 4 Defrost Cycle Time min 2 2 2 0 2 1 2 0 2 0 1 9 2 0 1 9 Water Consumption lit h 42 6 52 1 21 2 26 6 20 6 25 3 19 5 24 7 Electric Consumption W 1085 1095 1130 1150 Head Pressure peak bar 20 0 20 0 20 5...

Page 42: ...30 1450 Head Pressure peak bar 14 0 17 0 21 0 25 0 IM 240DNE 23 IM 240XNE 23 Ice Production kg d 180 225 175 215 165 195 145 160 Freeze Cycle Time min 15 0 11 0 17 1 12 7 19 1 15 1 22 0 18 8 Defrost Cycle Time min 4 0 3 5 2 5 2 5 1 7 1 7 1 6 1 6 Water Consumption lit h 33 0 41 8 16 7 21 6 15 8 19 6 13 9 16 1 Electric Consumption W 1120 1200 1330 1450 Head Pressure peak bar 14 0 17 0 21 0 25 0 IM 2...

Page 43: ...Water Consumption lit h 33 9 40 5 16 7 20 4 16 1 18 3 14 4 16 6 Electric Consumption W 1250 1260 1300 1330 Head Pressure peak bar 19 5 19 7 19 8 20 0 IM 240DWNE 21 IM 240XWNE 21 Ice Production kg d 203 215 193 207 181 195 170 185 Freeze Cycle Time min 12 9 10 1 13 7 10 5 14 7 11 5 15 9 12 3 Defrost Cycle Time min 2 0 2 0 2 0 2 0 2 0 1 8 1 9 1 7 Water Consumption lit h 43 5 52 1 20 9 26 2 19 6 24 3...

Page 44: ...1 8 1 7 Water Consumption lit h 35 3 52 6 19 5 26 6 17 9 23 5 16 5 21 0 Electric Consumption W 1145 1230 1320 1430 Head Pressure peak bar 14 0 17 0 21 0 25 0 IM 240AWNE Ice Production kg d 230 240 215 225 205 215 185 200 Freeze Cycle Time min 17 8 16 2 19 2 17 5 20 7 18 5 23 1 20 0 Defrost Cycle Time min 2 2 1 8 2 2 1 7 1 8 1 6 1 8 1 6 Water Consumption lit h 31 3 34 1 15 3 16 6 14 6 16 2 13 2 15 ...

Page 45: ...1 14 0 Electric Consumption W 1220 1240 1330 1450 Head Pressure peak bar 17 0 18 0 22 0 25 0 IM 240DSNE 23 Ice Production kg d 180 225 175 215 165 195 145 160 Freeze Cycle Time min 15 0 11 0 17 1 12 7 19 1 15 1 22 0 18 8 Defrost Cycle Time min 4 0 3 5 2 5 2 5 1 7 1 7 1 6 1 6 Water Consumption lit h 33 0 41 8 16 7 21 6 15 8 19 6 13 9 16 1 Electric Consumption W 1220 1240 1330 1450 Head Pressure pea...

Page 46: ...E 21 Suction Pressure Peak bar 3 0 3 5 4 0 5 0 Evaporator Inlet Temp C 13 11 10 9 IM 240_NE 32 Suction Pressure Peak bar 3 0 3 5 4 0 5 0 Evaporator Inlet Temp C 23 22 21 20 Note The above data are only for reference in servicing Actual readings may be slightly different for each product Suction Pressure Peak readings in freezing cycle Evaporator Inlet Temp 5 minutes before completion of freezing c...

Page 47: ... seconds and 3 minutes have passed even with closing failure control Halt Press reset switch Controller board ver 1 6A and later Water pan has not fully closed within 50 seconds opened and started to close again but failed to close fully within 50 seconds Unit resumes operation after 60 minutes and repeats the above error Shut down EE E5 High temperature error Evaporator temperature stays 60 C or ...

Page 48: ...Replace Bin control switch detector Out of position Place in position Broken Replace Bin control micro switch Disconnected from switch box Reconnect Seizing with open contacts Replace Controller board Defective Replace Cloudy cubes Water quality High hardness Set hard water control Switch to full drain flush see note below Ice condition Slush ice Set slush ice control Abnormal noise Pump motor Bea...

Page 49: ...as leaks low refrigeration capacity Repair Condenser Not clean low condensing capacity Clean Filter clogged Clean Fan motor Defective Replace Installation site No clearance at right side and rear air cooled model only Ensure clearance Ambient temperature above 40 C Ensure ventilation to lower temperature Power supply Supply voltage too low low refrigeration capacity Remove cause Water valve Water ...

Page 50: ...p nut 2 Rotate the adjust screw by using a flat blade screwdriver 3 Watch holes of ice cubes produced Standard setting is that evaporator inlet side and outlet side cubes have almost the same diameters To make the inlet side larger rotate 90 180 clockwise Smaller counterclockwise Do not rotate more than 180 at a time CAUTION Over adjustment of the valve may result in liquid refrigerant return caus...

Page 51: ...are a thermometer to check condenser drain temperature 2 Rotate the adjust screw using a flat blade screwdriver so that the pressure gauge shows 19 bar or the thermometer reads 45 50 C 5 minutes after freeze cycle starts When the pressure or temperature exceeds the above rotate the adjust screw counterclockwise 3 Check that the pressure or temperature holds Fig 9 Top View Adjust Screw Flare Connec...

Page 52: ...n the next freeze cycle 1 Remove the screw located on the front of the water tank Move the tank drain pipe to the drain position see Fig 10 Secure the tank drain pipe with the screw Fig 10 Normal Position Drain Position Screw Tank Drain Pipe 2 Change the following controller board settings from partial drain flush to full drain flush referring to 3 b MAINTENANCE MODE in the IM N series controller ...

Page 53: ...ned for R404A 3 Handling of Handy Flux R404A Repair of the refrigerant circuit needs brazing It is no problem to use the same handy flux that has been used for the current refrigerants However its entrance into the refrigerant circuit should be avoided as much as possible 4 Oil for Processing of Copper Tubing R404A When processing the copper tubing for service wipe off oil if any used by using alc...

Page 54: ...ted to the suction port of the compressor A tap valve should initially be fitted to the high side process tube to be replaced with a proper access valve see Fig 11 when recovery is completed Recover the refrigerant and store it in a proper container Do not discharge the refrigerant into the atmosphere c EVACUATION AND RECHARGE 1 Attach charging hoses service manifold and vacuum pump to the low sid...

Page 55: ...l joints and valve caps 10 Avoid charging large quantities of liquid into the low side in case of damage to the compressor 2 COMPRESSOR 1 Unplug the icemaker or disconnect the power source 2 Remove the top front and right side panels 3 Recover the refrigerant and store it in a proper container if required by an applicable law See 1 b REFRIGERANT RECOVERY 4 Remove the terminal cover on the compress...

Page 56: ...he icemaker or connect the power source Note Hoshizaki recommends that compressor starting electrics are always replaced at the same time as the compressor 3 DRIER 1 Unplug the icemaker or disconnect the power source 2 Remove the top front and right side panels 3 Recover the refrigerant and store it in a proper container if required by an applicable law See 1 b REFRIGERANT RECOVERY 4 Remove the dr...

Page 57: ...FRIGERANT RECOVERY 4 Remove the expansion valve using brazing equipment Protect the evaporator and pipes from excessive heat with damp cloths or similar 5 Remove the expansion valve sensor bulb 6 Remove the drier using brazing equipment 7 Braze in the new expansion valve Protect the body of the valve from excessive heat and use nitrogen at a pressure of 0 2 0 3 bar when brazing 8 Braze or solder t...

Page 58: ...FRIGERANT RECOVERY 4 Remove the water pan assembly referring to 8 WATER PAN ASSEMBLY 5 Disconnect the solder connections on the evaporator using brazing equipment Protect the expansion valve from excessive heat 6 Remove four nuts holding the evaporator 7 Install the new evaporator and secure it with the bolts collars spacer and nuts 8 Install the new drier See 3 DRIER 9 Braze pipes with nitrogen g...

Page 59: ...olenoid coil 6 Remove the valve and drier using brazing equipment 7 Braze the new hot gas valve with nitrogen gas flowing at the pressure of 0 2 0 3 bar WARNING Always protect the valve body by using a damp cloth to prevent the valve from overheating Do not braze with the valve body exceeding 120 C 8 Install the new drier See 3 DRIER 9 Check for leaks using nitrogen gas 10 bar and soap bubbles 10 ...

Page 60: ...Replace the panels in their correct positions 11 Plug in the icemaker or connect the power source b WHOLE VALVE IMPORTANT Always install a new drier every time the sealed refrigeration system is opened Do not replace the drier until after all other repair or replacement has been made 1 Unplug the icemaker or disconnect the power source 2 Close the water supply tap 3 Remove the front top and right ...

Page 61: ... the copper tube end and braze or solder the copper tube and capillary tubes together 11 Install the new drier See 3 DRIER 12 Check for leaks using nitrogen gas 10 bar and soap bubbles 13 Evacuate the system and charge it with refrigerant See 1 c EVACUATION AND RECHARGE 14 Connect the flare connections 15 Open the water supply tap 16 Check for water leaks 17 Replace the panels in their correct pos...

Page 62: ...s from the cam arms 6 Remove the water plate bracket and the water pan assembly 7 Remove the two spring hook screws from the water tank 8 Remove the screws and the water plate bracket 9 Remove the pump suction and discharge tubings 10 Remove the pump motor bracket from the water plate 11 Install the new water plate or water tank in the reverse order of the removal procedure 12 Replace the panels i...

Page 63: ...Plate Bracket 3 Bracket 4 Spring Hook Screw 5 Pump Tubing Suction 6 Pump Tubing Discharge 7 Pump Motor Bracket 8 Water Plate 9 Overflow Pipe 10 Thumbscrew for Overflow Pipe 11 Nylon Tie 12 O ring J Pump Motor Assembly S1 4 Tapping Screw S5 Machine Screw ...

Page 64: ...panels in their correct positions 10 WATER VALVE 1 Close the water supply tap 2 Unplug the icemaker or disconnect the power source 3 Remove the top panel and front panel 4 Disconnect the receptacle leads from the water valve 5 Remove the valve outlet tubing by releasing the clamp 6 Remove the inlet hose and water valve 7 Install the new valve in the reverse order of the removal procedure 8 Open th...

Page 65: ... actuator motor 9 Install the new actuator motor in the reverse order of the removal procedure 10 Check that the cam arm can move in the proper range 11 Replace the panels in their correct positions 12 Plug in the icemaker or connect the power source 12 CAM ARM a CAM ARM A ACTUATOR MOTOR SIDE Refer to 11 ACTUATOR MOTOR b CAM ARM B REAR SIDE 1 Remove the top panel and front panel 2 Push the reset s...

Page 66: ...63 7 Install the new cam in the reverse order of the removal procedure 8 Replace the panels in their correct positions 9 Plug in the icemaker or connect the power source Fig 15 ...

Page 67: ...r Motor 7 Shaft 9 Actuator Motor Bracket 10 Cam Shaft Bearing 11 Spring Pin 13 Cam Arm B 14 Cam Shaft 15 Snap Pin 16 Split Pin 17 Spring 18 Washer A 19 Washer B 20 Washer C 21 Thermistor Holder 22 Label for Overflow Pipe 23 Thermistor Cube Control 26 Frame 27 Frame 28 Wire Saddle 29 Washer 30 Cam Arm A 31 Change Lever S1 5 Machine Screw ...

Page 68: ...ve the front panel 3 Unscrew and remove the control box cover 4 Disconnect all the connectors from the controller board 5 Remove the controller board from the four board supports for connection to the control box 6 Install the new controller board in the reverse order of the removal procedure 7 Replace the front panel in its correct position 8 Plug in the icemaker or connect the power source 9 The...

Page 69: ...66 Fig 16 Controller Board Board Support Control Box Cover Screw ...

Page 70: ...emove the connector CN13 on the controller board referring to 13 CONTROLLER BOARD 4 Unscrew and remove the thermistor holder and thermistor located on the evaporator front side 5 Install the new thermistor in the reverse order of the removal procedure by using a sealant high thermal conduct type See Fig 17 Note Recommended sealant is KE4560RTV manufactured by Shin Etsu Silicones When other type of...

Page 71: ...he connector of the fan motor 4 Remove the fan motor bracket and the fan motor 5 Cut the leads of the fan motor allowing enough lead length to reconnect using closed end connectors 6 Install the new fan motor in the reverse order of the removal procedure 7 Refit the panels in their correct positions 8 Plug in the icemaker or connect the power source ...

Page 72: ... Part no Part name Qty 1 3Y5244A01 Bin switch assy 1 Yes Yes 2 4Y5177G01 Cable A kit 1 Yes Yes 3 3Y5245A01 Bin switch assy 1 Yes 4 4Y5179G01 Cable B kit 1 Yes 5 4Y5943M01 Bracket bin switch 1 Yes 6 417323 01 Cap 1 Yes 7 4Y5988A01 Drain kit assy 1 Yes 8 2H9615G01 Ice chute G 1 Yes 9 Installation Sheet 1 Yes Yes Yes 10 375092L01 Label package 1 Yes Yes Yes 11 3Y5451K01 Package case 1 Yes 12 3Y5452K0...

Page 73: ... IM 240D_ME X_ME auxiliary code U 1 or later Kit no IMD KIT BA IMD KIT AB IMD KIT BA IMD KIT AB IMD KIT BA IMD KIT AB IMD KIT BA Part no S 23453 S 23452 S 23453 S 23452 S 23453 S 23452 S 23453 Pattern B I II III IV V VI VII VIII IX Old type IM 240D_ME X_ME auxiliary code U 0 or earlier Including IM 230D_ME X_ME or earlier models Kit no IMD KIT BA IMD KIT BB IMD KIT BA IMD KIT BB IMD KIT BA IMD KIT...

Page 74: ...iddle lower Upper lower Kit no IMD KIT BA IMD KIT AB IMD KIT BA IMD KIT AB IMD KIT BA IMD KIT AB IMD KIT BA Components of kit 1 3Y5244A01 Bin switch assy Yes Yes Yes 2 4Y5177G01 Cable A kit Yes Yes Yes Yes Yes 3 3Y5245A01 Bin switch assy Yes Yes Yes Yes Yes 4 4Y5179G01 Cable B kit Yes Yes Yes Yes Yes Yes 5 4Y5988A01 Drain kit assy Not used in pattern A NEW NEW NEW NEW NEW NEW NEW NEW NEW NEW NEW N...

Page 75: ...lower Kit no IMD KIT BA IMD KIT BB IMD KIT BA IMD KIT BB IMD KIT BA IMD KIT BB IMD KIT BA Components of kit 1 3Y5244A01 Bin switch assy Yes Yes Yes 2 4Y5177G01 Cable A kit Yes Yes Yes 3 3Y5245A01 Bin switch assy Yes Yes Yes Yes 4 4Y5179G01 Cable B kit Yes Yes Yes Yes 5 4Y5943M01 Bracket bin switch Yes Yes Yes 6 417323 01 Cap Yes Yes Yes 7 4Y5988A01 Drain kit assy Yes Yes Yes Yes 8 2H9615G01 Ice ch...

Page 76: ...pper unit 1 Attach bracket bin switch 2 Connect 4 cable B kit with connector for bin switch of middle unit 3 No change in connection of upper and middle units 1 Attach bracket bin switch 2 Connect 4 cable B kit with connector for bin switch of upper unit 3 No change in connection of middle and lower units 1 Connector for bin switch assy is different NEW TYPE 2P connector OLD TYPE 3P connector Brac...

Page 77: ... 5 bracket bin switch 2 Connect 2 cable A kit with connector for bin switch of upper unit 3 No change in connection of middle and lower units 1 Attach 5 bracket bin switch 2 Connect 2 cable A kit with connector for bin switch of middle unit 3 No change in connection of upper and middle units 1 Connector for bin switch assy is different NEW TYPE 2P connector OLD TYPE 3P connector 2 Arrangement is n...

Page 78: ...of lower unit 2 Remove drain kit D of storage bin and seal the hole 3 Lower unit has drain pipe and connection is not required 1 Attach 7 drain kit assy to drain pan of middle unit as in E Water is drained into drain pan of lower unit 2 Remove drain kit D of storage bin and seal the hole 3 Lower unit has drain pipe and connection is not required 4 For upper and middle units make connection as in C...

Page 79: ...it 2 Connect lower unit with drain kit D of storage bin as before 3 Upper unit has drain pipe and connection is not required 1 Attach 7 cap to drain pipe at C of middle unit 2 For middle and lower units make connection as in C as before 3 Connect lower unit with drain kit D of storage bin as before 4 Upper unit has drain pipe and connection is not required 1 Attach 7 cap to drain pipe at C of lowe...

Page 80: ...ute accessory for middle unit between upper and middle units 1 Use ice chute G accessory for lower unit between middle and lower units 2 Attach ice chute G accessory for lower unit between upper and lower units 4 Ice chute 103085G01 attached to X type before replacement is also attachable NEW NEW NEW NEW Add ice guide 103085G01 Ice chute 8 2H9615G01 Ice chute G NEW No space at drain pan bottom 2H9...

Page 81: ...ower units Ice chute accessory for lower unit is not necessary 1 Use ice chute accessory for lower unit between middle and lower units 2 Attach 8 ice chute G between upper and middle units Ice chute accessory for middle unit is not necessary 1 Use ice chute G accessory for lower unit between middle and lower units 2 Attach 8 ice chute G between upper and middle units Ice chute accessory for lower ...

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