FM-1000ASFE3 FM-1000ASFE3-N
Contents
1. WIRE COLOR CODE TREE PHASE STAR FIVE WIRE EARTH NEUTRAL F 31415151118 BK BLACK EARTH LINE LINE LINE NEUTRAL ON on OFF OFFIOFF ON OFF GR Y BR BK LBU EIL BLUE MAGNETIC 58 DAEN BLUE CONTACTOR 1213134 5 5 GY E ON ON JOFF OFFJOFFIOFF ON OFF Leo LIGHT BLUE ae CRANKCASE HEATER EN Drei 8 VIOLET THERMAL RELAY YELLOW bail ON JoFFJOFF ON JOFFJOFFIOFFIOFFJOFFJOF F CIRCUIT PROTECTOR ui vil COMPRESSOR 5 1 4 1 hen BROWNw WH ITE BR R BROWNw RED ney 85 81 5 RA REDATTE S lg REDg BLACK ro 16 95 RBDw YRLLO2. 56 2 BRAZING 57 COMPRESSOR 58 4 DRIER 59 5 EXPANSION VALVE 60 6 CONDENSING PRESSURE REGULATOR C P R 61 7 EVAPORATOR ASSEMBLY 62 8 CONTROL WATER VALVE 66 9 FLUSH WATER VALVE 67 10 CONTROLLER BOARD 68 a MODIFICATION 68 REPLACEMENT 68 SPECIFICATIONS 1 DIMENSIONS CONNECTIONS FM 1000ASFE3 FM 1000ASFE3 N 165 E Low OPERATION WINDOW ICE DISCHARGE HOLE T From Auxiliary Code C 1 170mm DIA 699 678 898 261 FAN MOTOR CONNECTION Bottom View 22mm DIA DISCHARGE BEFRIG LINE 1 1 16 12UNF FITTIN POWER SUPPLY CORD am 7 OUTSIDE L 1500 LIQUID REFRIG LINE WITH EARTHING WIRE 3 8 18UNF FITTING ICE MAKING WATER I
3. 32 3 GEAR MOTOR 33 4 CONDENSER 33 5 WATER VALVE 33 6 CLEANING OF WATER SYSTEM 34 7 PERIODICAL CLEANING 36 V TECHNICAL INFORMATION 37 1 WATER CIRCUIT AND REFRIGERANT CIRCUIT 37 2 WIRING DIAGRAM 39 3 TIMING CHART AND SEQUENCE OF OPERATION 42 STARTUP ICEMAKING OPERATION 42 6 STOP BUTTON eese esee 42 c AUTOMATIC FLUSH CYCLE 43 d BIN CONTROL SWITCH Storage Bin full for less than 60 minutes 44 e BIN CONTROL SWITCH Storage Bin full for more than 60 minutes 45 BIN CONTROL SWITCH Checking Actuator 46 9 CHUTE SWITCH
4. 11 c MAIN BOARD LAYOUT Auxiliary Code Before C 1 13 d MAIN BOARD LAYOUT Auxiliary Code From 1 14 e SUB BOARD GEAR MOTOR LAYOUT Auxiliary Code From C 1 15 SUB BOARD FAN MOTOR LAYOUT Auxiliary Code From C 1 16 9 SETTING AND CHECKING OPERATION 17 IIl INSTALLATION AND OPERATING INSTRUCTIONS 25 1 LOCATIOLN 25 2 ELECTRICAL CONNECTION sy 25 INSTALLATION OF REMOTE CONDENSER UNIT 26 a LOCATION 26 b INSTALLATION 26 c ELECTRICAL CONNECTION 28 4 WATER SUPPLY AND DRAIN CONNECTIONS 29 5 START UP PROCEDURE 30 IV MAINTENANCE AND CLEANING INSTRUCTIONS 32 1 EXTRUDING HEAD HOUSING BEARING AUGER BEARING 32 2 MECHANICAL 5
5. 47 h SUB BOARD GEAR MOTOR 47 i SUB BOARD FAN MOTOR 47 4 PERFORMANCE DATA 48 FM 1000ASFES 48 b FM 1000ASFE3 N 49 VI ADJUSTMENT OF COMPONENTS 50 1 ADJUSTMENT FLAKE SIZE 50 VII SERVICE 5 51 1 51 2 LOW ICE PRODUCTION 53 3 5 53 VIII REMOVAL AND REPLACEMENT OF COMPONENTS 55 1 SERVICE FOR REFRIGERANT LINES 55 a SERVICE INFORMATION 55 b REFRIGERANT RECOVERY 56 c EVACUATION AND RECHARGE
6. Automatically resets after Pressure Switch turns ON Automatically resets after voltage stays above 69 94 rating for 120 seconds Error records and compressor operating hours not available on display Water supply interruption Control Water Valve not opening Flush Water Valve not closing Float Switch Water leaks Fan Motor Cooling water circuit Refrigeration circuit Condenser clogged Supply voltage Flush Water Valve not opening Control Water Valve not closing Interlock Errors Auxiliary Code From C 1 Condition Operation _ Reset Check Repair Icemaking Water Leak Icemaking Float Switch Gear Motor Abnormal High Side Pressure Gear Motor Relay fused Reversal Abnormal Low Voltage Controller Board A D Conversion Gear Motor Rotation Abnormal Low Voltage Failure Precaution Bin Control Switch Error Open Circuit Sub Board GM Setting Error Sub Board GM Controller Board Error Sub Board GM Following initial water supply Float Switch trips at lower float level after Gear Motor starts but before Compressor starts Icemaking cycle takes too long With Flush Water Valve OFF Float Switch trips at both upper and lower float levels for 2 seconds Only when Dip Switch 4 is ON Gear Motor Relay is ON with Gear Motor protective circuit detector OFF Pressure Switch trips 5 times OFF for 5 seconds in
7. K3 THERMISTOR amp RESISTOR 0 SETTING AND CHECKING OPERATION The Controller Board has the following functions for setting and checking 1 Shorten startup time 2 Indicate total operating hours 3 Indicate error record 4 Delete error record 5 Indicate cycle time 6 Apply to any model by adjusting Dip Switch 1 Shorten startup time Starting from the FM 481 model change the startup control has been changed to Power ON gt Float Tank fills up gt Gear Motor starts gt Compressor starts after 5 min formerly 1 min For the initial startup after the power supply is turned on the Compressor start delay of 5 min can be shortened to 30 sec by the following button operation This is useful to shorten maintenance and service operation but could be a cause of trouble if the icemaker is started up with ice still remaining inside the Evaporator Casing Button Operation Power supply ON Operation Switch on STOP 1 While pressing the Option Button move the Operation Switch to the RUN position 2 Release the Option Button when the Display shows the total compressor operating hours _ _ thousand hours 3 The Display illuminates ICE and the icemaker starts up in the shortened startup mode 2 Indicate total operating hours The total operating hours are indicated two digits _ _ thousand hours by the following button operation The total operating hours indicated may be shorter th
8. HOSHIZAKI MODULAR FLAKER MODEL FM 1000ASFES3 FM 1000ASFES3 N SERVICE MANUAL CONTENTS PAGE l SPECIFICATIONS 1 1 DIMENSIONS CONNECTIONS 1 a FM 1000ASFE3 1000 5 1 b WITH STORAGE BIN 2 c CONDENSER UNIT MODEL URC 20FE 3 2 SPECIFICATIONS 4 FM 1000ASFES 4 b FM 1000ASFES N 5 URC 20FE 6 II GENERAL INFORMATION 7 1 5 7 2 CONTROLLER BOARD 10 OPERATION PANEL 10 b DETAILS OF 5
9. Actuator is about 13 mm away from the Barrier If not replace the whole Bin Control Switch assembly BIN CONTROL ACTUATOR Fig 12 46 g CHUTE SWITCH The Chute Switch consists of a microswitch and a band securing the Spout and Chute When the Bin Control Switch breaks down the band opens and presses the button on the microswitch contacts open to stop the icemaker error code EL To restart the icemaker remove ice from the Spout and Chute and move the Operation Switch to the STOP position then to the RUN position Normal Condition Band Microswitch Abnormal Condition Band moves and presses microswitch Band Microswitch Fig 13 h SUB BOARD GEAR MOTOR Auxiliary Code From C 1 During the icemaking operation an increasing load on the Gear Motor may cause a reduction in rotation speed or an increase in current Continued operation in this condition will wear out the Gear or otherwise damage the Evaporator Assembly To prevent the damage the Sub Board Gear Motor will detect this condition and instantaneously reduce ice production by bypassing hot gas to unload the Gear Motor i SUB BOARD FAN MOTOR Auxiliary Code From C 1 The ice production will increase when the
10. Blown out No 1 Find out the cause of short Board indication on circuit ex Control Water Valve Flush Water Valve Control Box Fan Motor resolve it and replace Controller Board 1 Connect 1 Move to RUN position 2 Check for continuity and replace 1 Replace 1 Replace 1 Open 2 Wait till water is supplied 1 Connect 2 Insert Terminal back in position 1 See V 3 g CHUTE SWITCH 1 Replace Controller Board 2 Replace Controller Board 1 Check for continuity and replace 2 Clean or replace 1 Clean or replace 1 Connect 1 Replace 1 Replace PROBLEM POSSIBLE CAUSE REMEDY operates Contactor replace intermittently 3 Water has a Bin Control 1 Bad contacts been supplied m replace but the 2 Activator does not 2 Clean Axle and its icemaker will move freely corresponding holes or not start replace Bin Control See V 3 f BIN CONTROL SWITCH b Gear Motor 1 Tripped 1 Find out the cause resolve Protector Circuit it and press Reset Button Breaker on Motor Protector 1 Coil winding opened Controller Board 2 Bad contacts replace Controller Board 1 Broken 1 Coil winding opened replace f Pressure Switch Dirty Condenser fins Ambient temperature too warm temperature Fan not rotating overcharged Refrigerant line or components plugged replace 7 Loose connections 4 Gear Motor a X2 Relay on 1 Bad contacts s
11. 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 Disconnect the power source 2 Remove the panels 3 Remove the Terminal Cover on the Compressor and disconnect the Compressor wiring 4 Recover the refrigerant and store it in a proper container if required by an applicable law 1 0 REFRIGERANT RECOVERY 5 Remove the Discharge Suction 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 6 Remove the Bolts and Rubber Grommets 7 Slide and remove the Compressor Unpack the new Compressor package Install the new Compressor 8 Attach the Rubber Grommets of the previous Compressor 9 Clean the Suction and Discharge Pipes with an abrasive cloth paper 10 Place the Compressor in position and secure it using the Bolts and Washers 11 Remove plugs from the Discharge Suction and Access Pipes 12 Braze the Access Suction and Discharge Pipes Do not change this order with nitrogen gas flowing at the pressure of 0 2 0 3 bar 13 Install the new Drier See 4 DRIER 14 Check for leaks using nitrogen gas 10 bar and soap bubbles 58 15 Evacuate the system and charge it with refrigerant See the Nameplate for the required
12. off 4 Fan rotating too slow 5 Water Regulating Valve clogged 1 Low side pressure exceeding the limit 1 Evaporator pipe crushed 2 Check for recommended temperature 3 Check and get recommended pressure 4 See 3 1 a 5 Clean 1 Replace 1 Replace REMEDY 2 Replace fan blade 3 Replace 1 Replace worn out Fan blade deformed Fan blade does not move freely Bearings worn out or cylinder valve broken Mounting pad out of position Rub or touch lines or other surfaces Bearing or Gear wear damage Low side pressure too low 2 Reinstall 1 Replace 1 Replace 1 See if Expansion Valve Bulb is mounted properly and replace the valve if necessary Remove Auger Use a solution of lime removing cleaner to clean periodically If water is found to surpass the following levels install a conditioner Hardness 50 ppm Silica 30 ppm Scale on inside wall of Freezing Cylinder Broken 53 PROBLEM POSSIBLE CAUSE REMEDY 1 Continued g CPR Condenser 1 Internal leaks 1 Replace Unit 2 Overflow from a Water Supply Water pressure too 1 Install a Pressure Reservoir high Reducing Valve Water does b Water Valve Diaphragm does not 1 Clean or replace not stop close a replace 3 Gear Motor Power Supply Too high or too low 1 Connect the unit to a Protector Voltage power supply of proper op
13. 1 hour of Compressor operation Only when Dip Switch 4 is ON Gear Motor Relay is OFF with Gear Motor protective circuit detector ON Phase Reversal Low Voltage Sensor operates Microcomputer fails in analog to digital conversion Rotation Sensor detects error Only when Dip Switch 5 is ON Low Voltage Sensor operates 3 times in 24 hours Gear Motor Rotation Sensor has operated more than 10 times Chute Protection Switch has operated due to failure of Bin Control Switch Voltage Sensor circuit on Sub Board GM is open Dip Switch on Sub Board GM is set incorrectly Sub Board GM fails Whole unit Power supply Stops Turn ON Whole unit Power supply stops Turn ON Whole unit Power supply stops Turn ON Whole unit Power supply Stops Turn ON Whole unit Power supply stops Turn ON Whole unit Power supply except GM Turn OFF stops Turn ON Whole unit Power supply stops Turn ON Whole unit Automaticall stops unti resets norma normal voltage voltage is is resumed resumed Whole unit Power supply stops Turn ON Whole unit Power supply stops Turn ON Whole unit Power supply Turn ON Whole unit Power supply Stops Turn ON Whole unit Power supply stops Turn ON Whole unit Power supply stops Turn ON Whole unit Power supply Stops Turn ON Power supply Whole unit stops Turn OFF Turn ON Water leaks Flush Water Valve not closing Gas lea
14. Box in the reverse order of the removal procedure 7 Replace the Front Panel in its correct position 8 Connect the power source 68 HOSHIZAKI HOSHIZAKI ELECTRIC CO LTD 3 16 MINAMIYAKATA SAKAE TOYOAKE AICHI 470 1194 JAPAN PHONE 0562 97 2111
15. Heater EXTRUDING HEAD 9 Remove the three Socket Head Cap Screws and lift off the Extruding Head 10 Check the Bearing inside the Extruding Head If it is worn out or scratched replace the Bearing Note Replacing the Bearing needs a fitting tool If it is not available replace the whole Extruding Head AUGER 11 Lift out the Auger Check the top and bottom areas in contact with the Bearings If the surface is scratched or pitted replace the Auger Check the blade edge of the Auger If itis scratched or worn where it has contacted the Evaporator replace it 62 EVAPORATOR Note Skip the following steps 12 through 14 when the Evaporator does not need replacement 12 Recover the refrigerant and store it in a proper container if required by an applicable law 1 5 REFRIGERANT RECOVERY 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 13 Remove the Bulb of the Expansion Valve 14 Disconnect the brazing connections of the Expansion Valve and the Copper Tube Low Side from the Evaporator using brazing equipment 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 15 Remove the two Truss Head Machine Screws and the Strap securing the Evaporator 16 Disconnect t
16. Mesh using a brush 6 Replace the Mesh and Inlet Hose in their correct positions Do not remove Fil 7 Open the water supply tap Inlet Hose Packing 8 Connect the power source 9 Check for leaks Fig 8 33 6 CLEANING OF WATER SYSTEM WARNING HOSHIZAKI recommends cleaning this unit at least twice a year More frequent cleaning however may be required in some existing water conditions 2 Do not touch the Operation Switch with damp hands 3 Always wear rubber gloves eye protectors apron etc for safe handling of the cleaner and sanitiser Use the cleaners and sanitisers recommended by Hoshizaki Contact your local Hoshizaki office for further details The instructions below give an example of those recommended cleaners and sanitisers Never mix cleaning and sanitising solutions in an attempt to shorten cleaning time Wipe off any splashed or spilt cleaner sanitiser immediately Do not use any ammonia type cleaners on any part of the icemaker STEP 1 Dilute the solutions with water as follows Cleaning solution Nickel Safe Ice Machine Cleaner by The Rectorseal Corporation or similar Prepare approximately 3 L of solution as directed on the container Sanitising solution 30 mL of 5 2596 sodium hypochlorite with 7 6 L of water or the Hoshizaki recommended sanitiser as directed on the container IMPORTANT For safety and maximum effectiveness use the solutions imm
17. operation until the next icemaking water supply starts The last five cycles are recorded This record is deleted when the power supply is turned off Button Operation Power supply ON Operation Switch on RUN 1 Keep on pressing the Option Button until step 4 2 The Display changes from the normal indication to the total operating hours 3 While pressing the Option Button Press the Ice Button once 4 The Display indicates the cycle time 5 Release the Option Button The Display changes back to the normal indication As the Display can indicate only two digits a complex system is used to indicate the cycle time record The max five cycles are indicated from the latest to the oldestas min c min sec The Display illuminates ICE after all the record has been indicated To distinguish from sec the first digit for is replaced by a letter of the alphabet as shown below Actual Digit 0 1 2 3 4 3 Letter b For example 1 10 stands for 11 min 10 sec ex If there is no cycle time record the Display indicates If the cycle time record is 10 min 30 sec latest 9 min 45 sec and 25 min 10 sec oldest the Display indicates A0 2 sec 30 2 sec gt o9 2 sec gt 45 2 sec gt b5 2 sec gt 10 2 sec 2 The cycle time is related to the ice production capacity as shown in the tab
18. purchased separately as an optional extra Ice Storage Bin Condenser Leg Fan Motor Lead Power Cord Ice Chute Bin Control Switch Spout Control Box Reservoir Compressor Evaporator Gear Motor Control Box Evaporator Gear Motor Drier Water Valve Reservoir Ice Chute Receiver Compressor ICE MAKING UNIT Hex Bolt Cutter Extruding Head AAE Belt Heater Socket Head Cap Screw w Plastic Seal Casing Auger Mechanical Seal Gear Motor Socket Head Cap Screw Housing Coupling 2 CONTROLLER BOARD The electric circuit has been changed from a Timer Board to a Controller Board The Controller Board consists of the Operation Board Controller Board Operation and the Main Board Controller Board Main From the auxiliary code C 1 the Sub Board Gear Motor and Sub Board Fan Motor Fan Speed Control Board are also provided The Main Board is common for all the auger type icemakers except for the Dip Switch settings The Operation Board is equipped with the Display 7 segments 2 digits and the three Operation Buttons ICE STOP and OPTION which are for checking the operating conditions during servicing and user operation The Main Board is equipped with Relays for the Compressor Gear Motor Control Water Valve and Flush Water Valve The Sub Board Gear Motor senses the current through the Gear Motor When the current rises the Sub Board will bypass the discharg
19. refrigerant charge See 1 EVACUATION AND RECHARGE 16 Connect the Terminals to the Compressor and replace the Terminal Cover in its correct position 17 Refit the panels in their correct position 18 Connect the power source 4 DRIER 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 Disconnect the power source 2 Remove the Front Panel 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 Drier using brazing equipment 5 Install the new Drier with the arrow on the Drier in the direction of the refrigerant flow Use nitrogen gas at the pressure of 0 2 0 3 bar when brazing the tubings 6 Check for leaks using nitrogen gas 10 bar and soap bubbles 7 Evacuate the system and charge it with refrigerant See the Nameplate for the required refrigerant charge See 1 c EVACUATION AND RECHARGE 8 Refit the Front Panel in its correct position 9 Connect the power source 59 5 EXPANSION VALVE IMPORTANT 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 replace the Drier until after all other repair or replac
20. side Valve on the Gauge Manifold and accurately measure in the liquid charge Close the valve on the Charging Cylinder before closing the High side Manifold Valve Any remaining liquid in the line can be charged into the low side Note Always charge in the liquid stage as many refrigerants are blends and vapour charging will affect the blend consistency eg R404A 7 Turn on the icemaker Release the High side Access Connector and allow pressure in the charging line to slowly enter the low side of the system Cap off the High side Access Valve When pressure reduces on the low side disconnect the low side charging line and cap off the Access Valve 8 Always cap the Access Valves to prevent a refrigerant leak 9 Always thoroughly leak test all joints and valve caps 10 Avoid charging large quantities of liquid into the low side in case of damage to the Compressor Depressed Cap Access Valve OPEN Fig 15 2 BRAZING DANGER 1 Refrigerant R4044A itself is not flammable explosive and poisonous However when exposed to an open flame R404A creates Phosgene gas hazardous in large amounts Always recover the refrigerant and store it in a proper container if required by an applicable law Do not discharge the refrigerant into the atmosphere Do not use silver alloy or copper alloy containing Arsenic In its liquid state the refrigerant can cause frostbite because of the low temperature 57 3 COMPRESSOR
21. water supply temperature falls below 14 C The Sub Board Fan Motor will sense and maintain the condensing temperature at 46 by controlling the Fan Motor speed 47 4 PERFORMANCE DATA a FM 1000ASFE3 FLAKE ICE e Head Pressure bar Suction Pressure bar Head Pressure bar 10 10 21 15 32 21 Ambient Temp Water Temp FLAKE ICE 1200 1100 gt 1000 900 c 3 Production 5 apacity kg day a mB 10 RM 10 600 10 10 21 5 32 21 Ambient Temp Water Temp 48 Suction Pressure bar b FM 1000ASFE3 N Head Pressure bar 1200 1100 1000 900 800 Ice Production Capacity kg day 700 600 NUGGET ICE e Head Pressure bar g Suction Pressure bar 10 0 21 15 32 21 Ambient Temp Water Temp NUGGET ICE e Production Capacity kg day 10 4A 10 1040 21 15 32 21 Ambient Temp Water Temp 49 Suction Pressure bar ADJUSTMENT OF COMPONENTS 1 ADJUSTMENT OF FLAKE SIZE To adjust the flake size change the number of the Cutter Heads on the top of the Auger 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 factory with two Cutt
22. 1 2 Turn ON the Dip Switch 4 on the Sub Board 3 Move the Operation Switch to the RUN position 4 Turn OFF the Dip Switch 4 on the Sub Board 6 Move the Operation Switch to the STOP position 7 Turn OFF the Dip Switch 4 on the Sub Board 5 Turn ON the Dip Switch 4 on the Sub Board 8 While pushing the Option Button and Stop Button on the Operation Panel move the Operation Switch to the RUN position Non Interlock Errors Auxiliary Code Before C 1 Code Condition Operation Reset Check Repair CM Microcomputer Time Read Write Low Water Abnormal High Side Pressure Abnormal Low Voltage Drain Error Microcomputer fails to read write properly Water supply continues for more than 90 seconds or Float Switch trips at lower float level and does not reset for more than 60 seconds after water supply Pressure Switch stays OFF for 5 seconds Only when Dip Switch 5 is ON Voltage stays below 64 8496 rating for more than 1 second with Compressor ON and Control Water Valve OFF Float Switch trips at upper float level in 10 minutes after Flush Water Valve turns ON Memory circuit not available Whole unit stops until Reservoir fills up Only Control Water Valve operates intermittently every 5 minutes Whole unit stops Whole unit stops Indication only Replace Controller Board Automatically resets after Reservoir fills
23. CB Eni i _ 5 27 ao Eh SUB GM SUB BORAD FM Ki CONNECTOR LAYOUT _ CONNECTOR LAYOUT BB K6 3 i lore ow JE DI OE H 4 an El kp H jar 1 m TD iK H i H E jE m a x HE Ku Hi HEL K LJ F j SB 8 5 2 nar BLG K TB 41 239439 01A 3 TIMING CHART AND SEQUENCE OF OPERATION a STARTUP ICEMAKING OPERATION 1 The icemaker starts icemaking operation when the Operation Switch is moved to the ON position the Controller Board energized 2 The Display illuminates ICE and the Control Water Valve opens to supply water until the Float Switch trips at the upper water level Reservoir full of water The Control Water Valve closes the Gear Motor starts and the Compressor starts in 5 minutes 3 Once the icemaker starts the continuous icemaking operation the water supply cycle is repeated whenever the Float Switch trips at the lower water level until the Gear Motor stops b STOP BUTTON 1 When the Stop Button is pressed with ICE illuminated on the Display the water supply cycle continues until the Gear Motor stops and the Display stops illuminating ICE and starts blinking STOP 2 When the Stop Button is pressed the Compressor stops immediately and the Gear Motor sto
24. ER GEAR MOTOR FAN MOTOR CAP GRAY RBLAY gt REMOTE CONDENSER UNIT URC 20FE O BK __ VOLTAGE CHANGE i us BU t TRANSFORMER 1 BR V 130v GU OPERATION SWITCH PA l OV RA 6 GY E 1 CONTROLLER BOARD DRM PROXIMITY SWITCH 13 i gp Ur S Ko 6 0 1287 2 DBU PRESSURE LBU WITCH FLOAT SWITCH Y 4 FUSE 5A 3 i RIT BR H V BK 1 1 X DBU W CHUTE SWITCH LBU LBU BK OPERATION BOARD K3 P BK Gan FAN MOTOR V 02780 BK a CONTROL WATER VALVE ow OW y FLASH WATER VALVE LBUAM T LBU W DIP SWITCH POSITION 3 4 5161 ON ON ON JOFF ON OFF 39 Vere VIOLET Yir YELLOW R W REDw WHITE DBU W DARK BLUE WHITE DBU BK DARK BLUEW BLACK DBU R DARK BLUEW RED BR W BROWNw WHITE LBU W LIGHT BLUEw WHITE LBU BK LIGHT BLUEw BLACK P W gt PINKW WHITE PINKw BLACK P Y PINKw YELLOW Q W ORANGEV WHITE O BK ORANGEw BLACK V BK VIOLET BLACK Y BK YELLOWw BLACK Y R YELLOWw RED GR Y GREENW YELLOW 232118 01 b Auxiliary Code 1 POWER SUPPLY 230 400V TREE PHASE STAR FIVE WIRE EARTH NEUTRAL EARTH CIRCUIT PROTECTOR LINE LINE LINE GR Y BR BK BK MAGNETIC CONTACTOR CRANKCASE HEATER M THERMAL RELAY 143 4 n 312 z
25. N gt Compressor ON after 5 minutes Stop drain Compressor OFF Gear Motor OFF after 5 minutes Water supply Reservoir fills gt Flush Water Valve Flush Water Valve OFF after 10 minutes Bin full self contained type Bin Control Switch continuously OFF for 7 seconds Compressor OFF Gear Motor OFF after 5 minutes gt Bin Control Switch continuously ON for 7 seconds gt Icemaking starts Bin full modular type Bin Control Switch continuously OFF for 7 seconds Compressor and Gear Motor OFF gt Bin Control Switch continuously ON for 7 seconds Icemaking starts Automatic drain After 6 hours from the last drain cycle or after 1 hour with Storage Bin full Service mode Shortens the 5 minute delay before the initial icemaking cycle for ease of service Water supply gt Reservoir fills gt Gear Motor ON gt Compressor ON after 30 seconds Production line inspection mode Switches to the following controls for 30 minutes to shorten the finished product inspection and resets automatically after 30 minutes Compressor start delay at the beginning of icemaking cycle 5 minutes 10 seconds Gear Motor stop delay at the end of icemaking cycle 5 minutes 10 seconds No error records Dip Switch setting indication at startup Intermittent operation of Control Water Valve in case of low water 5 minutes OFF 5 minutes ON 10 seconds OFF 5 minutes ON c MAIN BOARD LAYOUT Auxiliary Code Before C 1 FLOAT SWITCH ROTATION SENSOR BIN CONTROL
26. NLET C3 4 840 DRAIN OUTLET R3 4 MOUNTING HOLES OVER FLOW DRAIN OUTLET R3 4 b WITH STORAGE BIN 106 621 020 1017 c CONDENSER UNIT MODEL URC 20FE 1205 41 1 167 1120 1 44 1 167 B E 25 15 167 659 67 28414124 06 T L 14 15 167 75 444 2 15 167 111 1 27 2 SPECIFICATIONS a 1000 5 AC SUPPLY VOLTAGE 1 PHASE 230V PHASE 400V 50Hz AMPERAGE Approx 7 1A Ambient temp 32 C Water STARTING AMPERAGE Approx 35A ELECTRIC CONSUMPTION Approx 3 21kW Ambient temp 32 Water POWER FACTOR 6596 POWER SUPPLY CAPACITY Min 6 1kVA 8 8A ICE PRODUCTION PER 24h Approx Ambient 10 Ambient 15 Ambient 21 WATER CONSUMPTION PER 24h Approx 1 Ambient Ambient Ambient MAX STORAGE CAPACITY Not Applicable DIMENSIONS DRAWING No 765 W x 698 D x 898 H 343321 EXTERIOR 2 Steel Rear INSULATION Polyurethane Foam CONNECTION ELECTRIC Permanently connected WATER SUPPLY G 3 4 Connected at rear side DRAIN Outlet 3 4 x 2 Connected at rear side REFRIGERATION Discharge Line 1 1 16 12 UNF Fitting Connected at rear side CIRCUIT Liquid Line 5 8 18 UNF Fitting Connected at rear side HARVESTING SYSTEM Direc
27. SURE 0 5 8 bar 0 05 0 8MPa We reserve the right to make changes in specifications and design without prior notice c URC 20FE AC SUPPLY VOLTAGE FAN MOTOR EXTERIOR DIMENSIONS WxDxH DIMENSIONS INCLUDING LEGS WxDxH EXTERIOR FINISH WEIGHT CONNECTIONS ELECTRIC REFRIGERANT CONDENSER FAN MOTOR PROTECTION REFRIGERANT CONTROL REFRIGERANT CHARGE DESIGN PRESSURE OPERATING CONDITIONS ACCESSORIES SUPPLIED DRAWING NO DIMENSIONS 115 504 Connection to Icemaker 115V Total 2 6FLA 130W 46 3 8 x 15 11 16 x 25 15 16 1178 x 398 x 659 mm 48 7 16 x 18 1 8 x 40 7 8 1230 x 460 x 1039 mm Galvanized Steel Net 104 165 47 kg Shipping 115 lbs 52 kg Permanent Connection Discharge Line 1 1 16 12 UNF Fitting 10 AEROQUIP Liquid Line 5 8 18 UNF Fitting 6 AEROQUIP Air cooled Fin and Tube Type Thermal Protection Condensing Pressure Regulator Setting 14 4 bar Saturation Temp 33 C R404A 7 165 11 oz 3500 g High 467 PSIG 32 2 bar VOLTAGE RANGE 104 127V AMBIENT TEMP 20 122 F 29 50 C Leg 2 pcs Hex Head Bolt w Washer 8x16 8 pcs Hex Nut 8 8 pcs 438201 We reserve the right to make changes in specifications and design without prior notice Il GENERAL INFORMATION 1 CONSTRUCTION Modular flaker model FM 1000ASFE3 N includes Water Supply Evaporator Compressor Condenser and Control Assemblies As the unit is not equipped with an Ice Storage Bin this must be
28. SWITCH DIP SWITCH PRESSURE SWITCH 24V AC INPUT CONTROL WATER VALVE FLUSH WATER VALVE FAN MOTOR FOR CONTROL BOX 12V DC OUTPUT OPERATION BOARD LOT NO STAMP GEAR MOTOR SENSOR 13 d MAIN BOARD LAYOUT Auxiliary Code From C 1 K4 K6 K14 GEAR MOTOR K13 DIP SWITCH K10 HO 063 100 AEN ar A NOT USED K11 K2 WATER VALVE 14 K1 5 FLOAT SWITCH K8 K12 K9 K7 BIN CONTROL amp PRESSURE SWITCH POWER SUPPLY e SUB BOARD GEAR MOTOR LAYOUT Auxiliary Code From C 1 K2 POWER SUPPLY K3 HEATER K4 GEAR MOTOR 7 DIP SWITCH K6 NOT USED 15 5 HOT GAS VALVE K1 CONTROLLER BOARD MAIN RESISTOR amp ROTATION SENSOR f SUB BOARD FAN MOTOR LAYOUT Auxiliary Code From C 1 K2 FAN MOTOR K1 JUMPER OOOOOOO AE o 5 5 E K5 NOT USED K4 THERMISTOR DIP SWITCH
29. TRANSFORMER 3 e lew 1 LBU ro V PROTECT CIR BR GEAR MOTOR THERMAL PROTECTOR CI PL TL rh Co T CUIT CAP 12 5MFD NEUTRAL LBU GEAR MOTOR PROTECT RELAY REMOTE CONDENSER UNIT URC 20FE VOLTAGE CHANGE a SWITCH TRANSFORMER 1 OV BR 230 BD OPERATION SWITCH ww R BK FLOAT SWITCH AR 41 ey 1 BIN CONTROL SWITCH 5 GA Y 2 0 LBU Ly LBU BK RA WATER SOLEN T VALTE SONTROL S PA WATER SOLENOID ae 0 08 40 WIRE COLOR CODE RED D BR W BROWN REEN v WH HITE Q CONTROLLER BORAD DIP SWITCH SETTING CB 11213141516 LON ON OFF ON OFF 236358 01A c Auxiliary Code From C 1 POWER SUPPLY 230 4 00V DIP SWITCH SETTING
30. W 1 LE R BK DARK BLUEw WHITE TRANSFORMER 3 DEU BEJDARK BLUEw BLACK 1007 DBU R DEU R DARK BLUEw RED 4 BK 4 4 DBU Y DARK BLUEw YELLOW PS TET LIGHT BLUEw WHITE ium W n37 1007 GEAR MOTOR LBUZBELIGHT ELUER BLACK 20 Fe PROTECT CIRCUIT THERMAL C P 12 5MFD PAW PINKw WHITE WE P BK PINKg BLACK vil RELAY PROTECTOR PROTECTOR PINO BLACK 1 DBU Tcr 85 vA an m DRAN T BK RANGBw BLACK eo W BK VIOLETE BLACK y eo 9 GR Y _IGREEN YELLOW RELAY 3 1 3 LBU LBU 11 TRANSFORMER 2 py 1 AV D QV iE EK TLBU a i 210 RBLAY J I KL O BKI K HEATER LBU BK 1 TRANSFORMER 1 SD sOLENDID VALVE OPERATION SWITCH Y 4 EBT Ks Ki R BK r 1600 i FLOAT SWITCH 0 3 8 Er 11213116 FB H inn BIN CONTROL SWITCH EG K5 D eo 4 DBU 615141312 PRESSURE TOTT CE WATER SOLENOID L d L ig R DBU Y DBU Y r R ww 1 TERMINAL 0 Th2 R2 Thi a 35 FUSE SA DEUM __ CONTROLLER BORAD CONDENSER 7 s CONNECTOR LAYOUT GR Y 2 OT x R WATER SOLENOID y TRE Ks Ke 1 Ei TER p REMOTE CONDENSER UNIT URC 20FE PA NE ke WATER SOLENOID
31. alve 6 Remove the Flush Water Valve from the Bracket 7 Remove the Drain Pipe from the Flush Water Valve 8 Connect the Drain Pipe to the new Flush Water Valve and place the valve in position 9 Connect the Hose to the Flush Water Valve and secure it with the Clamp 10 Pour water into the Reservoir and check for water leaks on the Flush Water Valve 11 Open the water supply tap 12 Connect the power source 13 Check for water leaks 14 Push the Stop Button and make sure water is flushing 15 Push the Ice Button 16 Refit the panels in their correct position 67 10 CONTROLLER BOARD IMPORTANT A single type Controller Board is supplied as a Service Board Some modifications and adjustment will be required to fit the icemaker models Do not repair any parts and electronic devices on the Controller Board in the field Replace the whole board with a new Service Board a MODIFICATION 1 Check that the Service Board package includes Controller Board 1 pc Instruction Sheet 1 pc 2 Modify the Service Board referring to the Instruction Sheet attached See Il 2 CONTROLLER BOARD for the Dip Switch setting b REPLACEMENT 1 Disconnect the power source 2 Remove the Front Panel 3 Remove screws and the Control Box Cover 4 Disconnect the Connectors and Board Support from the Controller Board 5 Remove the Controller Board from the Control Box 6 Install the new Controller Board and reassemble the Control
32. an actual time and should be used to determine the required maintenance and part replacement The hours indicated cannot be reset Button Operation Power supply ON Operation Switch on RUN 1 Only while the Option Button is pressed the Display changes from the normal indication to the total operating hours 2 When the Option Button is released the Display changes from the total operating hours back to the normal indication ex 00 is indicated for total operating hours of 0 to 999 hours 01 is indicated for total operating hours of 1 000 to 1 999 hours 98 is indicated for total operating hours of 98 000 to 98 999 hours 17 99 is indicated for total operating hours of 99 000 hours more The indication of total operating hours is up to 99 If the Display shows while the Option Button is pressed the Controller Board must have a problem The icemaker can continue normal icemaking operation but cannot memorize the total operating hours and error record 3 Indicate error record Use this function to get detailed information on the icemaker s condition when maintaining or servicing the icemaker The error record is indicated by the following button operation and remains even if the power is turned off The indicated error record may include c1 to c4 errors as well as EO to EF errors when problems or stoppages have occurred Those errors are recorded for low water c1 abnormal
33. and soap bubbles d Evacuate the system and charge it with refrigerant See the Nameplate for the required refrigerant charge See 1 c EVACUATION AND RECHARGE 26 Refit the panels in their correct position 27 Connect the power source 64 Rubber O ring Nylon Ring Strap Socket Head Evaporator Cap Screw Socket Head Cap Screw Auger O ring Housing Coupling Spline Gear Motor Fig 17 8 CONTROL WATER VALVE 1 Disconnect the power source 2 Close the water supply tap 3 Remove the panels 4 Disconnect the Terminals from the Control Water Valve 5 Remove the Cover Reservoir Inlet from the Control Water Valve 6 Loosen the Fitting Nut on the Control Water Valve Inlets and remove the Control Water Valve Do not lose the Packings inside the Fitting Nut 7 Install the new Control Water Valve 8 Assemble the removed parts in the reverse order of which they were removed 9 Open the water supply tap 10 Connect the power source 11 Check for water leaks 12 Refit the panels in their correct position 66 9 FLUSH WATER VALVE 1 Push the Stop Button and after 5 minutes disconnect the power source 2 Close the water supply tap 3 Remove the panels 4 Remove the Clamp and disconnect the Hose from the Flush Water Valve Note Water may still remain inside the Evaporator Be sure to drain the water into the Drain Pan 5 Disconnect the Terminals from the Flush Water V
34. by using alcohol or the like Do not use too much oil or let it into the tubing as wax contained in the oil will clog the capillary tubing 5 Service Parts for R404A Some parts used for refrigerants other than R404A are similar to those for R404A But never use any parts unless they are specified for R404A because their endurance against the refrigerant have not been evaluated Also for R404A do not use any parts that have been used for other refrigerants Otherwise wax and chlorine remaining on the parts may adversely affect R404A 6 Replacement Copper Tubing R404A The copper tubes currently in use are suitable for R404A But do not use them if oily inside The residual oil in copper tubes should be as little as possible Low residual oil type copper tubes are used in the shipped units 95 7 Evacuation Vacuum Pump and Refrigerant Charge R404A Never allow the oil in the vacuum pump to flow backward The vacuum level and vacuum pump may be the same as those for the current refrigerants However the rubber hose and gauge manifold to be used for evacuation and refrigerant charge should be exclusively for R404A 8 Refrigerant Leak Check Refrigerant leaks can be detected by charging the unit with a little refrigerant raising the pressure with nitrogen and using an electronic detector Do not use air or oxygen instead of nitrogen for this purpose or rise in pressure as well as in temperature may cause R404A to suddenly reac
35. ction capacity The icemaker should not be located next to ovens grills or other high heat producing equipment The location should provide a firm and level foundation for the equipment Allow 15 cm clearance at rear and sides for proper air circulation and ease of maintenance and or service should they be required Allow 60 cm clearance on top to allow for removal of the Auger This appliance is not suitable for installation in an area where a water jet could be used and where dripping is not allowed Do not place anything on top of the icemaker or in front of the Louver 2 ELECTRICAL CONNECTIONS WARNING THIS APPLIANCE MUST BE EARTHED This icemaker requires an earth that meets the national and local electrical code requirements To prevent possible severe electrical shock to individuals or extensive damage to equipment install a proper earth wire to the icemaker This icemaker must have a separate power supply or receptacle of 3N 400V Three phase star four wire earthed neutral When the power supply cord is connected it must have a capacity of not less than 10A The fixed wiring must incorporate a means for disconnection from the supply having a contact separation of at least 3 mm in all poles Usually an electrical permit and services of a licensed electrician are required 20 If the supply cord is damaged it must be replaced by the manufacturer or its service agent of a similarly qualified p
36. d or flush down the drain Clean the Storage Bin before use see 1 CLEANING in Instruction Manual 31 IV MAINTENANCE AND CLEANING INSTRUCTIONS IMPORTANT 1 This icemaker must be maintained individually referring to the instruction manual and labels provided with the icemaker 2 To have the optimum performance of this icemaker the following consumable parts need periodical inspection maintenance and replacement Extruding Head Top Bearing Housing Lower Bearing Mechanical Seal These parts should be inspected at least once a year or every 10 000 hours of operation Their service life ultimately depends on water quality and environment therefore more frequent inspection and maintenance may be required 1 EXTRUDING HEAD HOUSING BEARING AUGER BEARING These parts should be replaced if a diametrical gap of more than 0 5 mm is found when at least three spots are checked by changing the direction of the Auger on each Bearing It depends on the water quality and conditions but normally the Bearings should be checked for wear after a total of 8 000 10 000 hour operation from installation date Note The clearance between the Auger blades and the Evaporator interior is 0 4 0 5 mm If the Bearings and rotating parts are worn out to create a larger clearance the Evaporator interior may be damaged The diameters differ by 0 8 1 0 mm If the Auger surfaces against which the Bearings contact are no long
37. e gas to the Suction Pipe to reduce the load on the Gear Motor The Sub Board Fan Motor senses the condensing temperature to keep it within the proper range a OPERATION PANEL Positioned on the right side of the Control Box Cover is the Voltage 22 415 Setting Switch 220 230 240V Operation Switch Run Stop Motor 230V gt Protector 10A and Gear Motor Protector 6A and on the left side is the Display with the Ice Stop and Option Buttons RUN Error Code Indication case of interlock error the OPERATION SWITCH blinks and indicates E STOP MODE Possible cau can be located by the table on the back of the front penei Once STOP Button MOTOR PROTECTOR Is pushed ICE Button 10A cannot start ice pro duction for 20 min MOTOR PROTECTOR 6A b DETAILS OF FUNCTIONS Operation Mode Display Indications Display Indication Deals Illuminates Icemaking 1 During icemaking cycle or 2 When Storage Bin is full Illuminates 1 For 15 minutes during automatic drain cycle after 6 hours Automatic Drain in continuous icemaking cycle from the last drain cycle or after 1 hour with Storage Bin full or 2 When Ice Button is pushed with Stop Lamp blinking llluminates when Stop Button is pushed gt Blinks for 15 Manual Stop minutes drain control gt Illuminates constantly end of drain cont
38. ediately after dilution STEP 2 gt Use the cleaning solution to remove lime deposits in the water system 1 Open the Plastic Access Flap on the Front Panel 2 Press the Stop Button to activate the flush cycle approx 10 minutes 34 3 Remove all ice from the Storage Bin to avoid contamination by the cleaner 4 Unplug the icemaker Remove the Top and Front Panels 5 Remove the Cover of the Reservoir Remove any loose debris or scale 6 Carefully fill the Reservoir with the solution to the overflow point If necessary use a small brush to clean the inside of the Reservoir 7 Refit the Reservoir Cover 8 Check that the Operation Switch is in the RUN position 9 Loose fit the Front and Top Panels 10 Allow the icemaker to stand for about 10 minutes then plug in the icemaker to make ice with the solution 11 With the water supply tap open allow the machine to continue icemaking for a further 20 minutes Open the Access Flap and press the Stop Button 12 Allow time for the Gear Motor to stop and the water system to drain 13 Unplug the icemaker 14 Refit the Top and Front Panels Plug in the icemaker 15 Allow the icemaker to make ice for approximately 10 minutes 16 Pour warm water into the Storage Bin to melt any ice down the drain Note 1 If the machine has heavy deposits of scale repeat the complete cleaning procedure 2 Do not increase the proportion of cleaning solution to shorten cleaning times as
39. egs symmetrically Uis 26 2 The Legs have eight mounting holes to secure the Legs to a firm base using eight bolts not supplied 3 Install enough length of two copper tubings provided with Aeroquip couplings between the icemaker and the Condenser Unit The two copper tubings should be insulated separately See Fig 3 Precharged tubing kits available as optional equipment from HOSHIZAKI EUROPE are recommended 6m R404 20610 10 6 m R404 35610 16 7 m R404 55610 4 Line sets fabricated in the field should be evacuated through the charging ports on the Aeroquip couplings and charged with R404A refrigerant vapor to a pressure of 1 2 bar 0 1 0 2 MPa Note Factory fabricated tubing kits are precharged and do not need to be evacuated 5 Remove the plastic caps protecting the couplings Attach the two refrigerant lines to the male couplings on the icemaker and the Remote Condenser Unit Each refrigerant line must be connected as follows Icemaker discharge refrigerant line 5 8 OD tubing to DIS of condenser unit Icemaker liquid refrigerant line 3 8 OD tubing to LIQ of condenser unit Note Make the connections at the Remote Condenser first and then at the icemaker Icemaker Power Supply Cord Terminal Box Q Ss Motor Leads inside Female Coupling Liquid Line Louver Panel Terminal Box 3 8 SD SR Fan Motor Leads inside Discharge Line 5 8 OD Liq
40. ement has been made 1 Disconnect the power source 2 Remove the Front Panel 3 Recover the refrigerant and store it in a proper container if required by an applicable law See 1 6 REFRIGERANT RECOVERY 4 Remove the Expansion Valve Bulb at the Evaporator outlet 5 Remove the Expansion Valve Cover and disconnect the Expansion Valve using brazing equipment 6 Braze the new Expansion 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 7 Install the new Drier See 4 DRIER 8 Check for leaks using nitrogen gas 10 bar and soap bubbles 9 Evacuate the system and charge it with refrigerant See the Nameplate for the required refrigerant charge See 1 c EVACUATION AND RECHARGE 10 Attach the Bulb to the suction line Be sure to secure the Bulb using a wire or clamp and replace the insulation 11 Place the new set of Expansion Valve Covers in position 12 Refit the Front Panel in its correct position 13 Connect the power source 60 6 CONDENSING PRESSURE REGULATOR C P R See Fig 16 IMPORTANT Always install a new Drier every time the sealed refrigeration system is opened Do not replace the Drier until after all other repairs or replacement have been made 1 Disconnect the power source 2 Remove the panels fr
41. er Heads 3 Secure the Cutter Head s by the Bolt COARSE two Cutter Heads one Cutter Head Fig 14 50 VII SERVICE DIAGNOSIS Display error record by operating the Operation Board See II 2 g 3 Indicate error record Check for a possible cause and service the unit 1 NO ICE PRODUCTION PROBLEM 1 The icemaker will not start 2 Water does not stop and the icemaker will not start with 12V DC d Transformer 1 Disconnected Receptacle on rear center of interior Operation Switch 1 STOP position 2 Bad contacts 1 Coil winding opened 1 Coil winding opened 2 Water failure i Plug and 1 Disconnected Receptacle 2 Terminal out of Plug Control Box or Receptacle j Chute Switch 1 Tripped 1 a Water Control Contacts fused Relay Controller 2 Coil winding opened Board b Float Switch 1 Bad contacts 2 Float does not move freely 1 Valve seat clogged Valve and water leaking Disconnected 1 e Mechanical Seal 1 Water leaks 1 f Reservoir Cracked 51 Operation Board connector not supplied POSSIBLE CAUSE REMEDY a Power Supply 1 STOP position 2 Loose connections 3 Bad contacts 3 Check for continuity and replace 4 Blown fuse 4 Replace 5 Voltage too low 1 Tripped 1 Find out the cause resolve Control Box it and press Reset Button on Circuit Protector Fuse Controller 1
42. er smooth or show any burrs or abrasions during the above inspection replace the auger 2 MECHANICAL SEAL The Mechanical Seal prevents water leaks from between the Auger and the Housing Bearing and gradually wears out to reduce its watertightness Check the amount of water leakage from the Drain Pipe located at the side of the Gear Case to determine the necessity of replacement Total operation time Water leakage 3 000 hours 0 1 mL h 10 000 hours 0 5 mL h Note The water leakage will exceed the above amount with scale dirt build up or damage on the mating surface Replace the Mechanical Seal when the water leakage exceeds 0 5 mL h 32 3 GEAR MOTOR After the following hours of operation check the Gear Motor for excessive noise caused by increased torque or deterioration of mechanical parts Bearing Gear and other mechanical parts 10 000 hours seal 5 years Note When the output shaft oil seal is exposed to a large amount of water at one time water may enter the Gear Case Always drain the water circuit before removing the Auger for service 4 CONDENSER Check the Condenser once a year and clean if required by using a brush or vacuum cleaner More frequent cleaning may be required depending on the location of the icemaker 5 WATER VALVE 1 Disconnect the power source 2 Close the water supply tap 3 Disconnect the Inlet Hose from the Water Valve 4 Remove the Mesh Filter from the Water Valve 5 Clean the
43. erates voltage frequently Bearings or Auger 1 Replace Bearing or Auger worn Out 54 VIII REMOVAL AND REPLACEMENT OF COMPONENTS 1 SERVICE FOR REFRIGERANT LINES a SERVICE INFORMATION 1 Allowable Compressor Opening Time and Prevention of Lubricant Mixture 404 The compressor must not be opened more than 30 minutes in replacement or service Do not mix lubricants of different compressors even if both are charged with the same refrigerant except when they use the same lubricant 2 Treatment for Refrigerant Leak R404A If a refrigerant leak occurs in the low side of an ice maker air may be drawn in Even if the low side pressure is higher than the atmospheric pressure in normal operation a continuous refrigerant leak will eventually lower the low side pressure below the atmospheric pressure and will cause air suction Air contains a large amount of moisture and ester oil easily absorbs alot of moisture If an ice maker charged with R404A has possibly drawn in air the drier must be replaced Be sure to use a drier designed 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
44. erson in order to avoid a hazard The maximum permissible system impedance Zmax at the interface point of the power supply to be connected with this icemaker must be 0 0225 40 0225 ohm Determine consultation with the supply authority if necessary that the icemaker is connected only to a supply of 0 0225 j0 0225 ohm or less 3 INSTALLATION OF REMOTE CONDENSER UNIT a LOCATION The Condenser is intended for outdoor use and Min 60 cm clearance must be positioned in a permanent site under the following guidelines A firm and flat site Should not be exposed to harsh or adverse weather conditions Preferably a dry and well ventilated area with 60 cm clearance on both front and rear for ease of maintenance and service should they be required Fig 1 Normal condenser ambient temperature 15 C to 40 Temperatures not within this operating range may affect the production capacity of the icemaker The maximum line length is 20 m The Condenser should not be installed more than 6 m above the height of the icemaker or more than 2 m below it Note If the recommended guidelines of the installation are exceeded the icemaker performance may be reduced b INSTALLATION Hexagon Bolts with Split Lock ia Washer and Flat Washer 1 Secure the Legs to the Condenser Unit with eight M8 x 16 mm Hexagon Bolts and M8 Nuts as shown in the illustration See Fig 2 M8 Hexagon Note Locate the L
45. he three Hoses from the Evaporator 17 Remove the four Socket Head Cap Screws securing the Evaporator with the Bearing Lower 18 Lift off the Evaporator BEARING LOWER AND MECHANICAL SEAL 19 The Mechanical Seal consists of two parts One part rotates with the Auger the other is static and is fitted into a top recess in the Housing If the contact surfaces of these two parts become worn or scratched the Mechanical Seal may leak water and should be replaced 20 Remove the O ring on the top outer edge of the Housing 21 Remove the four Bolts and lift the Housing clear of the Gear Motor Check the Bearing inside the Housing If itis worn or scratched replace it using a fitting tool Carefully ease 63 out the lower part of the Mechanical Seal before replacing the Bearing Note If a fitting tool is not available replace the whole Lower Housing complete with Bearing GEAR MOTOR 22 Cut the Connectors 23 Remove the three Socket Head Cap Screws securing the Gear Motor 24 Assemble the removed parts in the reverse order of which they were removed WARNING Be careful not to scratch the surface of the O ring or it may cause water leaks Handle the Mechanical Seal with care not to scratch nor to contaminate its contact surface 25 When replacing the Evaporator a Braze the new Evaporator with nitrogen gas flowing at the pressure of 0 2 0 3 bar b Replace the Drier c Check for leaks using nitrogen gas 10 bar
46. head pressure c2 and drain error c4 For example if the indicated error record includes c2 during inspection check the Condenser and vicinity to locate the cause of abnormal head pressure Button Operation Power supply ON Operation Switch on RUN 1 Keep on pressing the Option Button until step 4 2 The Display changes from the normal indication to the total operating hours 3 While pressing the Option Button Press the Stop Button once 4 The Display indicates the error record 5 Release the Option Button The Display changes back to the normal indication ex The Display indicates the record of the last eight errors from the latest to the oldest for 1 sec each If there is no error record the Display indicates If there is a record of three errors EO latest 1 and E2 oldest the Display indicates EO 1 sec gt E1 1 sec gt 1 sec gt The indication means there is no more error record The icemaker may stop icemaking operation even when the Display is illuminating ICE In this case the Bin Control Switch may have operated or the icemaker may be in the error c1 or c2 To identify the cause during maintenance or service check the ongoing error by the following button operation If no error record is indicated the cause of the above suspension is determined to be the Bin Control Switch operation Button Operation 1 Keep on pressing the Opt
47. ion Button until step 7 2 The Display changes from the normal indication to the total operating hours 3 While pressing the Option Button Press the Stop Button once 4 The Display indicates the error record 5 Check that the error record indication becomes 6 While pressing the Option Button Press the Stop Button once again 7 The Display indicates the error record ongoing error 8 Release the Option Button The Display changes back to the normal indication ex If there is no ongoing error the Display indicates If the icemaker is in the errors EO c1 and c2 the Display repeatedly indicates EO 1 sec gt c1 1 sec gt c2 1 sec 4 Delete error record The error record is not deleted by turning off the power supply but is deleted by the following button operation To make the next service diagnosis easier it is recommended to delete the error record during maintenance or service Button Operation Power supply ON Operation Switch on 1 While pressing both the Option Button and Stop Button together move the Operation Switch to the RUN position 2 When the Display illuminates ICE release the Stop Button first and then the Option Button 5 Indicate cycle time The cycle time to estimate the current ice production capacity is indicated by the following button operation This cycle time means the time since the Float Tank fills up during Compressor
48. ks Control Water Valve not closing Air lock in Evaporator Freeze up Float Switch Float Switch Gear Motor protective circuit TPO Overload etc operated Fan Motor Cooling water circuit Refrigeration circuit Condenser clogged Replace Controller Board 8 phase models only Phase reversal Supply voltage Replace Controller Board Supply voltage Gear Motor locked hunting or reversing Only when Dip Switch 5 is ON Supply voltage Supply voltage Gear Motor locked hunting or reversing Bin Control Switch Continuity of Voltage Sensor circuit on Sub Board GM Sub Board GM Dip Switch setting Replace Sub Board GM Non Interlock Errors Auxiliary Code 1 Code Condition Operation Check Repair Low Water Abnormal High Side Pressure Abnormal Low Voltage Drain Error Dip Switch Setting Water supply continues for more than 90 seconds or Float Switch trips at lower float level and does not reset for more than 60 seconds after water supply Pressure Switch stays OFF for 5 seconds Only when Dip Switch 5 is ON Voltage stays below 64 84 rating for more than 1 second with Compressor ON and Control Water Valve OFF Float Switch trips at upper float level in 10 minutes after Flush Water Valve turns ON Whole unit stops until Reservoir fills up Only Control Water Valve operates intermittently every 5 minutes Whole u
49. lay keeps on illuminating ICE from DRAIN to ICE 5 When the Bin Control Switch resets the icemaker starts the process of a STARTUP ICEMAKING OPERATION 60min UPPER Float Switch FS LOWER ON Bin Control Switch 51 When the Bin Control Switch trips the Compressor and Gear Motor stop at the same If the Storage Bin remains full for 60 minutes the Display illumination changes to DRAIN The Control Water Valve stays open until the Float Switch trips at the upper water level Then the Control Water Valve closes and the Flush Water Valve opens for 10 minutes When the Flush Water Valve closes after 10 minutes the Display illumination changes Control Water Valve WV1 ON Gear Motor GM ON WH UU ONDE Fan Motor FM OFF 2 2 MEME NN Compressor CM OFF 772 20 E Flush Water Valve WV2 ON mE 7sec 45 10min f BIN CONTROL SWITCH Checking Actuator When the Bin Control Switch seems to have malfunctioned check the dimensions of the Actuator as well as the operation of the Proximity Switch Also if the Chute Switch or the Gear Motor Circuit Protector has operated for some unidentified reason be sure to check the Actuator for proper dimensions 1 Remove the Bin Control Switch from the Chute 2 Move the Actuator to the maximum operation angle as shown below top Check that the
50. le below The less the ice production capacity is the longer the cycle time will become The ice production capacity depends on ambient and water temperatures See V 4 PERFORMANCE DATA Cycle Time reference Ice Production CM 230 series t FM 250 series FM 1000 series FM 2000 series Capacity kg d FM 481 series 100 9 min 10 sec 200 4 min 35 sec 300 3 min 03 sec xa 400 2 min 18 sec 2 min 57 sec 500 1 min 50 sec 2 min 21 sec 600 1 min 32 sec 1 min 58 sec 700 1 min 19 sec 1 min 41 sec 800 1 min 28 sec 900 1 min 19 sec 1000 1 min 11 sec 1100 1 min 04 sec 1200 0 min 59 sec 1 min 58 sec 1600 y 1 min 28 sec 2000 1 min 11 sec 2200 1 04 l 55000 ine 70800 fae 141600 COH Production 2 Production constant Production EN kg Cycle Time kg Cycle Time sec sec sec 6 Apply to any model by adjusting Dip Switch The Controller Board applies to any auger type model by adjusting the Dip Switch 20 Interlock Errors Auxiliary Code Before C 1 Error Condition _____ Operation Reset Check Repair EO Bin Control Switch Error Abnormal Low Voltage Icemaking Water Leak Icemaking Error Float Switch Error Abnormal High Side Pressure Failure Precaution Abnormal Gear Motor Amperage Contro
51. ller Board A D Conversion Error Gear Motor Rotation Error Following initial water supply Float Switch trips at lower float level after Gear Motor starts but before Compressor starts Icemaking cycle takes too long With Flush Water Valve OFF Float Switch trips at both upper and lower float levels for 2 seconds Pressure Switch trips 5 times OFF for 5 seconds in 1 hour of Compressor operation FM 481 only Gear Motor Amperage Sensor has operated more than 10 times FM 481 only Gear Motor Amperage Sensor is ON Microcomputer fails in analog to digital conversion Only when Dip Switch 4 is OFF Rotation Sensor detects error Chute Protection Switch has operated due to failure of Bin Control Switch Only when Dip Switch 5 is ON Low Voltage Sensor operates times 24 hours Power supply Turn OFF Turn ON Whole unit stops Water leaks Flush Water Valve not closing Gas leaks Control Water Valve not closing Air lock in Evaporator Freeze up Float Switch Power supply Turn OFF Turn ON Whole unit stops Power supply Turn OFF Turn ON Whole unit stops Float Switch Fan Motor Cooling water circuit Refrigeration circuit Condenser clogged Power supply Turn OFF Turn ON Whole unit stops Damage to Evaporator assembly See Note 2 Power supply Supply voltage Gear 2105 Turn OFF Motor locked hunting or reversing See N
52. mbient Ambient MAX STORAGE CAPACITY Not Applicable DIMENSIONS DRAWING No 765 W x 698 D x 898 H 343321 EXTERIOR ce 2 21 Steel Rear INSULATION Polyurethane Foam CONNECTION ELECTRIC Permanently connected WATER SUPPLY G 3 4 Connected at rear side DRAIN Outlet 3 4 x 2 Connected at rear side REFRIGERATION Discharge Line 1 1 16 12 UNF Fitting Connected at rear side CIRCUIT Liquid Line 5 8 18 UNF Fitting Connected at rear side HARVESTING SYSTEM Direct driven Auger 400W Gear Motor COMPRESSOR Hermetic Compressor Model CS33K3E TFD CONDENSER Air cooled Remote Condenser Unit URC 20FE Recommended EVAPORATOR Copper Tube on Cylinder REFRIGERANT CONTROL Thermostatic Expansion Valve REFRIGERANT CHARGE 404 68000 within URC 20FE 35009 Mechanical Bin Control Time Delay Controlled ICE MAKING WATER CONTROL Float Switch and Water Valve ELECTRICAL PROTECTION Class Appliance Manual reset Circuit Breaker 10A COMPRESSOR PROTECTION Auto reset Overload Protector Auto reset Pressure Switch GEAR MOTOR PROTECTION Manual reset Circuit Breaker 6A Auto reset Thermal Protector LOW WATER PROTECTION Float Switch and Timer BIN CONTROL PROTECTION Mechanical Switch WEIGHT Net weight 153 kg Gross weight 168 kg PACKAGE Carton 911mm W x 844mm D x 1030mm H Scoop Mounting Bracket Installation Kit Water Supply Drain 015 88 x 16 7m 09 52 x 16 7m OPERATION CONDITIONS AMBIENT TEMP WATER SUPPLY TEMP WATER SUPPLY PRES
53. nit stops Whole unit stops Indication only Automatically resets after Reservoir fills Automatically resets after Pressure Switch turns ON Automatically resets after voltage stays above 69 94 rating for 120 seconds Water supply interruption Control Water Valve not opening Flush Water Valve not closing Float Switch Water leaks Condenser clogged Refrigeration circuit Supply voltage Flush Water Valve not opening Control Water Valve not closing 24 Dip Switch Controller Board Main 1 2 3 4 5 6 7 8 461914 04 1 K 2 A 0 ON ON ON OFF ON OFF 461914 06 B 1 2 ON ON OFF ON ON OFF 464015 06 From C 1 ON ON OFF ON OFF OFF ON OFF Dip Switch Sub Board Gear Motor 1 2 3 4 5 6 7 8 9 10 463949 03 From C 1 OFF OFF ON OFF OFF OFF OFF ON OFF Dip Switch Sub Board Fan Motor 1 2 3 4 5 6 7 8 9 10 464769 01 N OFF OFF OFF OFF OFF OFF OFF OFF Ill INSTALLATION INSTRUCTIONS 1 LOCATION WARNING This icemaker is not intended for outdoor use Normal operating ambient temperature should be within 5 C to 40 C Normal operating water temperature should be within 5 C to 35 C Operation of the icemaker for extended periods outside of these normal temperature ranges may affect produ
54. ode Before C 1 EVAPORATOR FLOAT SWITCH CONTROL WATER VALVE WATER INLET OVERFLOW DRAIN GEAR MOTOR DRAIN DRAIN PAN COUPLING LIQUID DISCHARGE COUPLING COMPRESSOR Pressure Switch Cut out 26 5 1 5 0 bar Cut in 22 1 5 bar 37 b Auxiliary Code From C 1 EVAPORATOR FLOAT SWITCH CONTROL WATER VALVE WATER i EXPANSION VALVE INLET OVERFLOW GEAR MOTOR DRAIN DRAIN COUPLING LIQUID DISCHARGE pg COUPLING MUFFLER CAPILLARY TUBE Pressure Switch HOT GAS VALVE Cutout 26 5 1 5 0 bar Cut in 22 1 5 bar 38 2 WIRING DIAGRAM a Auxiliary Code K 0 through A 0 POWER SUPPLY 230 400V TREE PHASE STAR FIVE WIRE EARTH NEUTRAL EARTH LINE LINE LINE NEUTRAL GR Y BR BK LBU MAGNETIC CONTACTOR CRANKCASE HEATER M Ld 4 RELAY va DB CIRCUIT PROTECTOR T U COMPRESSOR ET TRANSFORMER 3 7 400V en LBU LBU 18 9 8171 3 1001 GEAR MOTOR PROTECT CIRCUIT THERMAL CAP 12 5MFD o ol 3 RELAY PROTECTOR PROTECTOR Cl EN 15 9 Y Tp je 11 DBU Y 1 Y BK Y R z LBU 2 TL 81180 HEATER Vg LBU BK 1 i 1 TERMINAL I TR 1 CONDENS
55. om the remote condenser unit 3 Recover the refrigerant and store it in a proper container if required by an applicable law See 1 6 REFRIGERANT RECOVERY 4 Remove the C P R using brazing equipment 5 Braze the new C P R with nitrogen gas flowing at the pressure of 0 2 0 3 bar WARNING Always protect the C P R body by using a damp cloth to prevent the C P R from overheating Do not braze with the C P R body exceeding 120 C 6 Install the new Drier See 4 DRIER 7 Check for leaks using nitrogen gas 10 bar and soap bubbles 8 Evacuate the system and charge it with refrigerant See the Nameplate for the required refrigerant charge See 1 c EVACUATION AND RECHARGE 9 Refit the panels in their correct position 10 Connect the power source from Condenser Unit Out Fig 16 61 7 EVAPORATOR ASSEMBLY See Fig 17 1 Remove the panels 2 Push the Stop Button to drain the water in the Evaporator 3 Disconnect the power source 4 Remove the Band connecting the Spout with the Chute Assembly 5 Remove the three Thumbscrews and take off the Spout from the Evaporator CUTTER 6 Remove the Bolt and lift off the Cutter 7 Remove the Rubber O ring and the Nylon Ring at the top of the Evaporator BELT HEATER Auxiliary Code Before C 1 8 Detach the Spring Unwrap and remove the Heater Or ALUMINUM CAST HEATER Auxiliary Code From C 1 8 Remove the two bolts securing the
56. on ON cycle UPPER 4 gt Float Switch FS LOWER 2 Z i Bin Control Switch 81 x ZZ _ imum Z 2 Control Water Valve WV1 ON IEEE is 1 PEE MM OFF Gear Motor GM Fan V T i 1122 77 Flush Water Valve WV2 727 7 L L L Normal Mode 5min 5min 10min Fig 9 43 d BIN CONTROL SWITCH Storage Bin full for less than 60 minutes 1 The Bin Control Switch trips or resets after the same condition lasts for more than 7 seconds 2 When the Bin Control Switch trips the Compressor and Gear Motor stop at the same time The Display keeps on illuminating ICE 3 If the Bin Control Switch resets in less than 60 minutes the icemaker starts the process of STARTUP ICEMAKING OPERATION Less than 60min Float Switch FS PER D 2222 2 Bin Control Switch 81 x 7 7 1 1 1 tot Control Water Valve WV1 7 x 7 7 Gear Motor Flush Water Valve WV2 cH 0 0 Fig 10 44 e BIN CONTROL SWITCH Storage Bin full for more than 60 minutes 1 The Bin Control Switch trips or resets after the same condition lasts for more than 7 seconds US time The Disp
57. onnected 2 Remove the Front Panel 3 Check the single phase supply voltage and set the Voltage Setting Switch on the Control Box to the nearest voltage 220V 230V or 240V 4 Remove the Caution Sheet and move the Operation Switch to the RUN or ON position 5 Open the water supply tap 6 Connect the power supply and energise 7 The Display will illuminate in the ICE mode 8 The following should occur in sequence a Water Reservoir will fill b Gear Motor will start C Compressor will start Auxiliary Code Before C 1 Auxiliary Code From C 1 Control Box Control Box Caution Sheet Caution Sheet Voltage Setting Switch VOLTAGE L Ice Button Display SEINS Ice Button Display Voltage Setting Switch OPERATION SWITCH Operation STOP Switch 10 MM Motor Protector Motor Protector 10A 1 0A 6 me Motor Protector PROTECTOR 6A 6A duction for 20 min Option Button Stop Button Operation Switch Option Button Stop Button Fig 7 30 9 Replace the Front Panel in its correct position IMPORTANT 1 Check the conditions and quality of the ice production Change ice size if necessary see Il 1 OPERATION in Instruction Manual 2 Do not use ice produced in the trial run It might be contaminated with foreign matter in the water circuit Discar
58. ote 1 Power supply Turn OFF Turn ON Power supply Supply voltage Gear um Turn OFF Motor locked hunting or reversing Power supply Whole unit Whole unit stops E7 blinks Whole unit stops Replace Controller Board Bin Control Switch Turn ON Power supply Turn OFF Turn ON Only when Dip Switch 5 is ON Supply voltage Power supply Turn OFF Turn ON Whole unit Electric leaks Fuse Electric Leak Electric leak or overcurrent Note 1 The error E8 is caused by an overload on the Gear Motor which increases the motor amperage to activate the Amperage Sensor When E8 is displayed the fundamental cause of the overcurrent must be removed to avoid a repeat of the error The Gear Motor amperage will increase if it locks or hunts due to an ice blockage or insufficient torque caused by low voltage 2 The error code E7 blinks after E8 is displayed ten times If E8 appears repeatedly the Evaporator assembly must be under excessive load each time see Note 1 for details Repetitive overload on the Evaporator assembly accumulates metal fatigue inside which may suddenly break the Auger or twist the Evaporator without any visible symptom When E7 blinks replace the entire Evaporator assembly including the Evaporator Auger Coupling and Housing After replacement reset the Display as follows 1 Move the Operation Switch to the STOP position 2
59. ps in 5 minutes 3 After the Gear Motor stops the Control Water Valve stays open until the Float Switch trips at the upper water level Then the Control Water Valve closes and the Flush Water Valve opens for 10 minutes 4 When the Flush Water Valve closes the Display stops blinking and illuminates STOP 5 If the Bin Control Switch is ON the Storage Bin not full and DRAIN or STOP is illuminated on the Display when the Flush Water Valve closes pressing the Ice Button will start the process of a STARTUP ICEMAKING OPERATION 42 c AUTOMATIC FLUSH CYCLE 1 The icemaker starts the following automatic flush cycle every 6 hours If the icemaker is flushed by the Stop Button or Bin Control Switch operation the automatic flush cycle will start 6 hours after the startup 2 The Display illumination changes from ICE to DRAIN 3 The Compressor stops and the Gear Motor stops in 5 minutes 4 After the Gear Motor stops the Control Water Valve stays open until the Float Switch trips at the upper water level Then the Control Water Valve closes and the Flush Water Valve opens for 10 minutes 5 When the Flush Water Valve closes after 10 minutes the Display illumination changes from DRAIN to ICE and the icemaker automatically starts the process of a STARTUP ICEMAKING OPERATION Automatic flush Starts up immediately Ice Button ON cycle starts 1 after automatic flush Power ON Stop Butt
60. rol gt Turn OFF the power supply See instruction label Interlock Error Blinks in case of interlock error gt Indicates E gt Possible E__ indication cause can be located by the error code table No indication for non interlock errors Check error records for Non Interlock Error non interlock stoppages indication Button Operations Indication Function Button Operation User Start icemaking Ice Button Stop icemaking after drain Stop Button or total compressor operating Option Button Indicate cycle time Option Button Ice Button Service Indicate error records Option Button Stop Button Personnel Option Button Stop Button Stop Button after Indicate ongoing non interlock error indication Delete error records Operation Switch Stop Button Option Button Operation Switch Option Button Delete total compressor operating Operation Switch Ice Button Stop Button Option Factory hours Production line inspection Button mode Note In case of interlock error E indication the icemaker will not respond to the user s button operation If the icemaker has stopped because of a non interlock error the user s button operation can change the indication but the icemaking or drain cycle cannot start until the error is cancelled 11 Basic Control Sequences Start icemaking Water supply gt Reservoir fills gt Gear Motor O
61. ssure exceeds 8 bar use a proper pressure reducing valve Do NOT throttle back the supply tap A plumbing permit and services of a licensed plumber may be required in some areas The icemaker drain is gravity flow so ensure drain pipe has an adequate pitch or fall Water should drain into an open trap Water Supply 1 Attach angled end of white flexible inlet Inlet Hose A Inlet G3 4 hose accessory to the G3 4 fitting on the rear of the icemaker as indicated ensuring Drain S Outlet R3 4 rubber sealing washer is correctly positioned Hand tighten sufficiently to DT Icemaking Water provide leak free joint Drain Outlet R3 4 3 Attach grey flexible outlet hose accessory to the R3 4 fittings as indicated confirming ias fitment of rubber washers before finally Fig 5 hand tightening the joints These pipes can be cut to length as necessary to suit position of main drain 4 The Storage Bin also has a drain which requires a fitting and outlet pipe not supplied The three drains must be separated to prevent a backflow from the Water Supply Tap machine into the Bin 111 D 2 ATTI Outlet Hose lt 2 lt 2 2 Attach the other end of inlet hose to the lt watertap Fig 6 noting washer is correctly B positioned before hand tightening as above Inlet Hose Fig 6 29 5 START UP PROCEDURE 1 Check that the power supply cord is disc
62. t driven Auger 400W Gear Motor COMPRESSOR Hermetic Compressor Model CS33K3E TFD CONDENSER Air cooled Remote Condenser Unit URC 20FE Recommended EVAPORATOR Copper Tube on Cylinder REFRIGERANT CONTROL Thermostatic Expansion Valve REFRIGERANT CHARGE 404 68000 withi Mechanical Bin Control Time Delay Controlled ICE MAKING WATER CONTROL Float Switch and Water Valve ELECTRICAL PROTECTION Class Appliance Manual reset Circuit Breaker 10A COMPRESSOR PROTECTION Auto reset Overload Protector Auto reset Pressure Switch GEAR MOTOR PROTECTION Manual reset Circuit Breaker 6A Auto reset Thermal Protector LOW WATER PROTECTION Float Switch and Timer BIN CONTROL PROTECTION Mechanical Switch WEIGHT Net weight 153 kg Gross weight 168 kg PACKAGE Carton 911mm W x 844mm D x 1030mm H ACCESSORIES Scoop Mounting Bracket Installation Kit Water Supply Drain 215 88 x 16 7m 09 52 x 16 7m OPERATION CONDITIONS AMBIENT TEMP WATER SUPPLY TEMP We reserve the right to make changes in specifications and design without prior notice b 1000 5 AC SUPPLY VOLTAGE 1 PHASE 230V 3 PHASE 400V 50Hz AMPERAGE Approx 7 1A Ambient temp 32 C Water STARTING AMPERAGE Approx 35A ELECTRIC CONSUMPTION Approx 3 21kW Ambient temp 32 C Water POWER FACTOR 6596 POWER SUPPLY CAPACITY Min 6 1kVA 8 84 ICE PRODUCTION PER 24h Approx 850 Ambient temp 10 Water 800 Ambient temp 21 Water 740 Ambient 32 Water Ambient A
63. t with oxygen and explode Be sure to use nitrogen to prevent explosion b REFRIGERANT RECOVERY The refrigerant must be recovered if required by an applicable law The icemaker unit is provided with two Refrigerant Access Valves on the low side line and high side Receiver Tank Recover the refrigerant from these two Access Valves 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 side and High side to be fitted by servicer Access Valves Connect the Charging Hoses as described in b REFRIGERANT RECOVERY If possible use Quick Release Connectors onto the Access Valves especially on the high side 2 Turn on the Vacuum Pump 3 Allow the Vacuum Pump to pull down to a 760 mmHg vacuum Evacuating period depends on the pump capacity 4 Close the Low side and High side Valves on the Service Manifold 5 Disconnect the Vacuum Pump and attach a Refrigerant Charging Cylinder to accurately weigh in the liquid charge Remember to purge any air from the Charging Hose See the Nameplate for the required refrigerant charge Important Note The Nameplate will only state a base refrigerant charge for up to 10 m of remote tubing distance between Condenser and icemaker When this distance exceeds 10 m refer to 3 b INSTALLATION for refrigerant charge calculation 56 6 Open the High
64. tarts but replace Controller Board Compressor 2 Coil winding opened will not start b Magnetic 1 Bad contacts place Coil winding opened 2 Repl Loose connections 3 Tighten 2 3 c Thermal Relay 1 Tripped 1 Reset d 1 2 Compressor Loose connections 1 Tighten Motor winding opened 2 Replace or earthed Motor Protector 3 Find out the cause of tripped overheat or overcurrent Circuit Ampacity too 1 Install a larger sized low conductor 5 Gear Motor a Refrigerant Line Gas leaks 1 Check for leaks with a leak and detector Reweld leak Compressor replace Drier and charge start but no ice with refrigerant The is produced amount of refrigerant is marked on Nameplate or Label Refrigerant line 2 Replace the clogged clogged component 52 2 LOW ICE PRODUCTION PROBLEM 1 Low ice a Refrigerant Line production b High side Pressure Too High c Expansion Valve not adjustable d Evaporator 3 OTHERS PROBLEM 1 Abnormal noise a Fan Motor Condenser Unit b Compressor Refrigerant Lines d Gear Motor Ice Making e Evaporator f Heater POSSIBLE CAUSE POSSIBLE CAUSE 2 Replace the clogged component 3 Recharge 1 Clean Gas leaks Refrigerant line clogged Overcharged Dirty Air Filter or Condenser Ambient or condenser water temperature too warm Condenser water pressure too low or
65. this may lock the Auger when completing item 10 STEP 3 Note Sanitising should always be completed after cleaning or alternately as an individual procedure if conditions exist to make it necessary Use 2 8 lit of the sanitising solution to sanitise the icemaker 17 Follow items 1 to 16 to complete sanitisation of the water system 35 7 PERIODICAL CLEANING 1 Machine and Bin Exterior Wipe the exterior at least once per week with a clean soft cloth Use a damp cloth containing a neutral cleaner to wipe off grease or dirt 2 Storage Bin Interior Cleaning Sanitisation as required 1 Open the Storage Bin Door and remove all ice 2 Wash the Bin Liner Ice Deflector and Door inner surface with a neutral non abrasive cleaner Rinse thoroughly with a clean cloth and fresh water 3 Mix 5 litres of water with 18 mL of 5 2596 sodium hypochlorite solution in a suitable container or the recommended Hoshizaki sanitiser as directed 4 clean sponge or cloth with the solution and wipe all the surfaces of the Bin Liner Ice Deflector and Door inner surface 5 Rinse thoroughly with fresh water and a clean cloth to wipe off the solution Close 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 36 V TECHNICAL INFORMATION 1 WATER AND REFRIGERANT CIRCUIT a Auxiliary C
66. uid Line Female Coupling Discharge Line 5 8 OD Pipe Insulation 3 8 OD Fig 3 27 c ELECTRICAL CONNECTIONS WARNING THIS APPLIANCE MUST BE EARTHED This Remote Condenser Unit requires an earth that meets the national and local electrical code requirements To prevent possible severe electrical shock to individuals or extensive damage to equipment install a proper earth wire to the icemaker This Condenser Unit must be connected to the Fan Motor leads in the Terminal Box on the icemaker Use a lead with conductors of not less than 0 5 mm cross section having a vinyl sheath of H05VV or higher grade Protect the leads with a conduit Usually an electrical permit and services of a licensed electrician are required 1 Remove the Panel 2 Remove the Terminal Box Cover 3 Connect the Fan Motor leads in the Terminal Box of the Remote Condenser Unit to the Fan Motor leads in the Terminal Box of the HOSHIZAKI remote air cooled icemaker 4 Install an earth wire from the icemaker to the Remote Condenser Unit 5 Replace the Terminal Box Cover and the Panel in their correct position 28 4 WATER SUPPLY AND DRAIN CONNECTIONS WARNING Only potable water should be used for the icemaker For the U K only the connections must be in accordance with current requirements of the Model Water Byelaws 1986 SI No 1147 Water supply pressure should be minimum 0 5 bar and maximum 8 bar If the pre
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