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Hoshizaki 1800ALKE(-N), Руководство по обслуживанию

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When an error occurs, “E_” 
or ”c_” will appear in the 
display. Some of the “c_” 
errors are not displayed 
and must be checked by 
the error log. 

 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
6. PROTECTORS 

 

[a] INDICATION

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
When an operational error occurs, “E_” will appear and blink in the display on the operation 
board, and the icemaker will stop. When a service call is received, ask the user to check 
which error code is in the display. Then, see the error code table in “7. ERROR CODES” to 
locate the cause. 
 
 

Содержание 1800ALKE(-N)

Страница 1: ...NO F054 812 ISSUED AUG 3 2010 REVISED APR 25 2014 SERVICE MANUAL HOSHIZAKI MODULAR ICE MAKER MODEL FM 170 300AKE N FM 480 600AKE N FM 480 600AWKE N FM 750 1000AKE N FM 1200 1800ALKE N...

Страница 2: ...M 300AKE N FM 480AKE N FM 600AKE N 40 c FM 480AWKE N FM 600AWKE N 41 d FM 750AKE N FM 1000AKE N 42 e FM 1200ALKE N 43 f FM 1800ALKE N 44 g BIN CONTROL SWITCH AND SPOUT 45 II MAINTENANCE AND CLEANING I...

Страница 3: ...POUT COVER 100 p CRANKCASE HEATER 101 4 ELECTRIC CIRCUIT 101 a BASIC OPERATION 101 b TIMING CHART 102 5 OPERATION BOARD 103 a OPERATION BUTTONS 103 b SETTING MODEL NUMBER 103 c DISPLAYING COMPRESSOR O...

Страница 4: ...THERS 131 V REMOVAL AND REPLACEMENT OF COMPONENTS 133 1 SERVICE FOR REFRIGERANT LINES 133 a SERVICE INFORMATION 133 b REFRIGERANT RECOVERY 134 c EVACUATION AND RECHARGE 134 2 BRAZING 136 3 COMPRESSOR...

Страница 5: ...1 I SPECIFICATIONS 1 DIMENSIONS SPECIFICATIONS a FM 170AKE...

Страница 6: ...2 b FM 170AKE N...

Страница 7: ...3 c FM 300AKE Auxiliary code D 0 or earlier...

Страница 8: ...4 Auxiliary code D 1 or later...

Страница 9: ...5 d FM 300AKE N Auxiliary code D 0 or earlier...

Страница 10: ...6 Auxiliary code D 1 or later...

Страница 11: ...7 e FM 480AKE Auxiliary code D 0 or earlier...

Страница 12: ...8 Auxiliary code D 1 or later...

Страница 13: ...9 f FM 480AKE N Auxiliary code D 0 or earlier...

Страница 14: ...10 Auxiliary code D 1 or later...

Страница 15: ...11 g FM 480AWKE Auxiliary code D 0 or earlier...

Страница 16: ...12 Auxiliary code D 1 or later...

Страница 17: ...13 h FM 480AWKE N Auxiliary code D 0 or earlier...

Страница 18: ...14 Auxiliary code D 1 or later...

Страница 19: ...15 i FM 600AKE Auxiliary code D 0 or earlier...

Страница 20: ...16 Auxiliary code D 1 or later...

Страница 21: ...17 j FM 600AKE N Auxiliary code D 0 or earlier...

Страница 22: ...18 Auxiliary code D 1 or later...

Страница 23: ...19 k FM 600AWKE Auxiliary code D 0 or earlier...

Страница 24: ...20 Auxiliary code D 1 or later...

Страница 25: ...21 l FM 600AWKE N Auxiliary code D 0 or earlier...

Страница 26: ...22 Auxiliary code D 1 or later...

Страница 27: ...23 m FM 750AKE Auxiliary code D 0 or earlier...

Страница 28: ...24 Auxiliary code D 1 or later...

Страница 29: ...25 n FM 750AKE N Auxiliary code D 0 or earlier...

Страница 30: ...26 Auxiliary code D 1 or later...

Страница 31: ...27 o FM 1000AKE Auxiliary code D 0 or earlier...

Страница 32: ...28 Auxiliary code D 1 or later...

Страница 33: ...29 p FM 1000AKE N Auxiliary code D 0 or earlier...

Страница 34: ...30 Auxiliary code D 1 or later...

Страница 35: ...31 q FM 1200ALKE Auxiliary code D 0 or earlier...

Страница 36: ...32 Auxiliary code D 1 or later...

Страница 37: ...33 r FM 1200ALKE N Auxiliary code D 0 or earlier...

Страница 38: ...34 Auxiliary code D 1 or later...

Страница 39: ...35 s FM 1800ALKE Auxiliary code D 0 or earlier...

Страница 40: ...36 Auxiliary code D 1 or later...

Страница 41: ...37 t FM 1800ALKE N Auxiliary code D 0 or earlier...

Страница 42: ...38 Auxiliary code D 1 or later...

Страница 43: ...39 Reservoir Fan Motor Compressor Control Water Valve Bin Control Switch Gear Motor Evaporator Control Box Flush Water Valve 2 CONSTRUCTION a FM 170AKE N Air Cooled Condenser...

Страница 44: ...in control switch and spout have been changed fromD 1 See g BIN CONTROL SWITCH AND SPOUT for reference Reservoir Control Water Valve Bin Control Switch Fan Motor Air Cooled Condenser Control Box Compr...

Страница 45: ...ch and spout have been changed fromD 1 See g BIN CONTROL SWITCH AND SPOUT for reference Evaporator Control Water Valve Reservoir Flush Water Valve Gear Motor Control Box Water Cooled Condenser Compres...

Страница 46: ...rol Water Valve Bin Control Switch Fan Motor Air Cooled Condenser Control Box Compressor Gear Motor Flush Water Valve Evaporator Bin Control Switch Gear Motor Evaporator Spout The bin control switch a...

Страница 47: ...Valve Spout Reservoir Evaporator Expansion Valve Control Box Evaporator Pressure Regulator Solenoid Valve Evaporator Flush Water Valve Gear Motor Bin Control Switch The bin control switch and spout sh...

Страница 48: ...e Control Water Valve Spout Reservoir Evaporator Bin Control Switch Control Box Solenoid Valve Evaporator Gear Motor Flush Water Valve Evaporator Pressure Regulator The bin control switch and spout sh...

Страница 49: ...FM 300AKE N FM 480AKE N FM 600AKE N FM 480AWKE N FM 600AWKE N FM 750AKE N FM 1000 AKE N FM 1200ALKE N FM 1800ALKE N Auxiliary code D 1 or later Spout Reed Switch Bin Control Spout Cover Spring Reed S...

Страница 50: ...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...

Страница 51: ...ater at one time water may enter the gear case Always drain the water circuit before removing the auger for service 4 CONDENSER AIR COOLED MODEL ONLY Check the condenser once a year and clean if requi...

Страница 52: ...p 3 Disconnect the inlet hose from the water valve 4 Clean the filter packing using a brush 5 Replace the filter packing and inlet hose in their correct positions 6 Open the water supply tap 7 Connect...

Страница 53: ...nitiser immediately 7 Do not use any ammonia type cleaners on any part of the icemaker CAUTION Do not use ice produced with cleaning and sanitizing solutions Be sure none remains in the storage bin on...

Страница 54: ...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 Allow the icemaker to ma...

Страница 55: ...E N FM 600AKE N Pressure Switch FM 170AKE N Cut out 1 57 0 15 0 MPa Cut in 0 98 0 15 MPa FM 300AKE N Cut out 2 85 0 15 0 MPa Cut in 2 30 0 15 MPa FM 480AKE N Cut out 3 14 0 15 0 MPa Cut in 2 26 0 15 M...

Страница 56: ...52 b FM 750AKE N FM 1000AKE N Pressure Switch Cut out 3 14 0 15 0 MPa Cut in 2 26 0 15 MPa 350 mm...

Страница 57: ...53 c FM 1200ALKE N...

Страница 58: ...54 d FM 1800ALKE N...

Страница 59: ...5 e FM 480AWKE N FM 600AWKE N Pressure Switch FM 480AWKE N Cut out 3 14 0 15 0 MPa Cut in 2 26 0 15 MPa FM 600AWKE N Cut out 2 65 0 15 0 MPa Cut in 2 20 0 15 MPa FM 480AWKE N 400 mm FM 600AWKE N 800 m...

Страница 60: ...56 2 WIRING DIAGRAM a WIRING DIAGRAM FM 170AKE N Auxiliary code D 0 or earlier...

Страница 61: ...57 FM 170AKE N Auxiliary code D 1 or later...

Страница 62: ...58 FM 300AKE N Auxiliary code D 0 or earlier...

Страница 63: ...59 FM 300AKE N Auxiliary code D 1 or later...

Страница 64: ...60 FM 480AKE N Auxiliary code D 0 or earlier...

Страница 65: ...61 FM 480AKE N Auxiliary code D 1 or later...

Страница 66: ...62 FM 480AWKE N Auxiliary code D 0 or earlier...

Страница 67: ...63 FM 480AWKE N Auxiliary code D 1 or later...

Страница 68: ...64 FM 600AKE N Auxiliary code D 0 or earlier...

Страница 69: ...65 FM 600AKE N Auxiliary code D 1 or later...

Страница 70: ...66 FM 600AWKE N Auxiliary code D 0 or earlier...

Страница 71: ...67 FM 600AWKE N Auxiliary code D 1 or later...

Страница 72: ...68 FM 750AKE N Auxiliary code A 2 or earlier...

Страница 73: ...69 FM 750AKE N Auxiliary code A 3 and B 0...

Страница 74: ...70 FM 750AKE N Auxiliary code B 1 to D 0...

Страница 75: ...71 FM 750AKE N Auxiliary code D 1 or later...

Страница 76: ...72 FM 1000AKE N Auxiliary code A 2 or earlier...

Страница 77: ...73 FM 1000AKE N Auxiliary code A 3 and B 0...

Страница 78: ...74 FM 1000AKE N Auxiliary code B 1 to D 0...

Страница 79: ...75 FM 1000AKE N Auxiliary code D 1 or later...

Страница 80: ...76 FM 1200ALKE N Auxiliary code A 3 or earlier...

Страница 81: ...77 FM 1200ALKE N Auxiliary code A 4 and B 0...

Страница 82: ...78 FM 1200ALKE N Auxiliary code B 1 to D 0...

Страница 83: ...79 FM 1200ALKE N Auxiliary code D 1 or later...

Страница 84: ...80 FM 1800ALKE N Auxiliary code A 3 or earlier...

Страница 85: ...81 FM 1800ALKE N Auxiliary code A 4 and B 0...

Страница 86: ...82 FM 1800ALKE N Auxiliary code B 1 and D 0...

Страница 87: ...83 FM 1800ALKE N Auxiliary code D 1 or later...

Страница 88: ...RELAY CONTROL WATER VALVE ON BOARD X2 POWER RELAY FLUSH WATER VALVE ON BOARD X3 POWER RELAY GEAR MOTOR ON BOARD X4 POWER RELAY COMPRESSOR ON BOARD X5 POWER RELAY GM DRIVE S3 OPERATION SWITCH OL CIRCUI...

Страница 89: ...OL WATER VALVE ON BOARD X2 POWER RELAY FLUSH WATER VALVE ON BOARD X3 POWER RELAY GEAR MOTOR ON BOARD X4 POWER RELAY COMPRESSOR ON BOARD X5 POWER RELAY GM DRIVE S3 OPERATION SWITCH OL CIRCUIT PROTECTOR...

Страница 90: ...NTROL WATER VALVE ON BOARD X2 POWER RELAY FLUSH WATER VALVE ON BOARD X3 POWER RELAY GEAR MOTOR ON BOARD X4 POWER RELAY COMPRESSOR ON BOARD X5 POWER RELAY GM DRIVE S3 OPERATION SWITCH OL CIRCUIT PROTEC...

Страница 91: ...VALVE ON BOARD X3 POWER RELAY GEAR MOTOR ON BOARD X4 POWER RELAY COMPRESSOR ON BOARD X5 POWER RELAY GM DRIVE X6 POWER RELAY COMPRESSOR SR STARTER COMPRESSOR SC START CAPACITOR COMPRESSOR RC RUN CAPAC...

Страница 92: ...88 FM 750AKE N FM 1000AKE N Auxiliary code B0 or earlier...

Страница 93: ...89 FM 1200ALKE N Auxiliary code B0 or earlier...

Страница 94: ...90 FM 1800ALKE N Auxiliary code B0 or earlier...

Страница 95: ...NTROL WATER VALVE ON BOARD X2 POWER RELAY FLUSH WATER VALVE ON BOARD X3 POWER RELAY GEAR MOTOR ON BOARD X4 POWER RELAY COMPRESSOR ON BOARD X5 POWER RELAY GM DRIVE S5 OPERATION SWITCH OL CIRCUIT PROTEC...

Страница 96: ...ALVE ON BOARD X3 POWER RELAY GEAR MOTOR ON BOARD X4 POWER RELAY COMPRESSOR ON BOARD X5 POWER RELAY GM DRIVE X6 POWER RELAY COMPRESSOR SR STARTER COMPRESSOR SC START CAPACITOR COMPRESSOR RC RUN CAPACIT...

Страница 97: ...USH WATER VALVE ON BOARD X3 POWER RELAY GEAR MOTOR ON BOARD X4 POWER RELAY COMPRESSOR ON BOARD X5 POWER RELAY GM DRIVE X6 POWER RELAY CONTROL WATER VALVE 2 X7 POWER RELAY FLUSH WATER VALVE S7 OPERATIO...

Страница 98: ...rator Screw Gear Motor Belt Heater provided for some models Packing Spout Flange Sealing Bolt Pan Head Machine Screw Auger Pin Hex Head Bolt W Washer Housing Coupling Cover Gear Motor Screw Bolt Sprin...

Страница 99: ...o a column shape with the path resistance d HOUSING The cast bronze housing is provided with a press fit plastic bearing inside and fixed on the bottom of the evaporator for connection with the gear m...

Страница 100: ...resulting in breaking the welded joints To avoid the load the flange has been changed to a separate part to be secured together with the extruding head by using sealing bolts j SEALING BOLT Sometimes...

Страница 101: ...sensor detects there is no ice when infrared rays from the light emitting element come into the light receiving element When ice comes between the two elements the sensor detects the bin is full and...

Страница 102: ...tuator 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 actuator is about 13 mm away from the b...

Страница 103: ...with an error Be sure to attach the proper ice detector The actuator is composed of two components bonded The letters C and F are stamped on the fitting part The type of icemaker can be distinguished...

Страница 104: ...position Normal Condition Abnormal Condition Band moves and presses microswitch o SPOUT SPOUT COVER FM 300 480 600AKE N FM 480 600AWKE N Auxiliary code D 1 or later FM 750 1000AKE N Auxiliary code A 2...

Страница 105: ...e call a BASIC OPERATION The icemaker starts water supply when the operation switch is moved to the ON position On completion of water supply the gear motor starts immediately After 5 minutes the comp...

Страница 106: ...102 b TIMING CHART...

Страница 107: ...L NUMBER 1 Press and hold the maintenance B button and move the operation switch to the ON position 2 When the display shows 99 release the maintenance B button 3 Press the stop button to increase the...

Страница 108: ...ton The display shows the following items one by one every time the ice button is pressed This function is available in the ice or stop mode Press and hold MAINTENANCE A Compressor operating hours on...

Страница 109: ...nutes then seconds for 2 seconds each time from the latest record 5 records at maximum Then appears in the display to show the end of the cycle time display mode If no cycle time is recorded the displ...

Страница 110: ...R LOG Press and hold the maintenance A button and press the stop button The display shows the following items one by one every time the stop button is pressed This function is available in the ice or...

Страница 111: ...N position Release the buttons when the display shows the ice mode Now the compressor operating hours are reset When the compressor starts in 15 seconds after the water supply cycle ends the error log...

Страница 112: ...by the error log 6 PROTECTORS a INDICATION When an operational error occurs E_ will appear and blink in the display on the operation board and the icemaker will stop When a service call is received as...

Страница 113: ...rror Gear motor is OFF on controller board while rotation sensor signals gear motor rotation or current flows Whole unit stops Power supply Turn OFF Turn ON Miswiring gear motor magnet switch or relay...

Страница 114: ...reset for more than 60 seconds after water supply Whole unit stops until reservoir fills up Only control water valve operates intermittently for 5 minutes Automatically resets after reservoir fills u...

Страница 115: ...0 40 Amperage A 400 600 800 1000 1200 0 10 20 30 40 Head Pressure kPa 20 30 40 50 60 70 80 0 10 20 30 40 Suction Pressure kPa 0 1 0 12 0 14 0 16 0 18 0 10 20 30 40 Water Consumption m 3 day 13 13 5 14...

Страница 116: ...kg day 13 13 5 14 14 5 15 0 10 20 30 40 Wattage kWh day 400 600 800 1000 1200 0 10 20 30 40 Head Pressure kPa 20 30 40 50 60 70 80 0 10 20 30 40 Suction Pressure kPa 0 1 0 12 0 14 0 16 0 18 0 10 20 30...

Страница 117: ...ption m 3 day 5 2 5 4 5 6 5 8 6 0 10 20 30 40 Amperage A 20 22 24 26 0 10 20 30 40 Wattage kWh day 1000 1200 1400 1600 1800 2000 2200 0 10 20 30 40 Head Pressure kPa 240 260 280 300 320 340 0 10 20 30...

Страница 118: ...mption m 3 day 5 2 5 4 5 6 5 8 6 0 10 20 30 40 Amperage A 20 22 24 26 0 10 20 30 40 Wattage kWh day 1000 1200 1400 1600 1800 2000 2200 0 10 20 30 40 Head Pressure kPa 240 260 280 300 320 340 0 10 20 3...

Страница 119: ...400 1600 1800 2000 0 10 20 30 40 Head Pressure kPa 150 170 190 210 230 250 0 10 20 30 40 Suction Pressure kPa 0 2 0 25 0 3 0 35 0 4 0 45 0 5 0 55 0 6 0 10 20 30 40 Water Consumption m 3 day 32 34 36 3...

Страница 120: ...8 40 42 0 10 20 30 40 Wattage kWh day 1000 1200 1400 1600 1800 2000 0 10 20 30 40 Head Pressure kPa 150 170 190 210 230 250 0 10 20 30 40 Suction Pressure kPa 0 2 0 25 0 3 0 35 0 4 0 45 0 5 0 55 0 6 0...

Страница 121: ...e A 1650 1675 1700 1725 1750 0 10 20 30 40 Head Pressure kPa 180 190 200 210 220 0 10 20 30 40 Suction Pressure kPa 0 3 0 35 0 4 0 45 0 5 0 10 20 30 40 Water Consumption m 3 day 32 33 34 35 36 0 10 20...

Страница 122: ...day 32 33 34 35 36 0 10 20 30 40 Wattage kWh day 1650 1675 1700 1725 1750 0 10 20 30 40 Head Pressure kPa 180 190 200 210 220 0 10 20 30 40 Suction Pressure kPa 0 3 0 35 0 4 0 45 0 5 0 10 20 30 40 Wa...

Страница 123: ...ater Consumption m 3 day 9 5 10 10 5 11 0 10 20 30 40 Amperage A 40 42 44 46 48 50 0 10 20 30 40 Wattage kWh day 1000 1200 1400 1600 1800 2000 0 10 20 30 40 50 Head Pressure kPa 80 100 120 140 160 0 1...

Страница 124: ...Water Consumption m 3 day 9 5 10 10 5 11 0 10 20 30 40 Amperage A 40 42 44 46 48 50 0 10 20 30 40 Wattage kWh day 1000 1200 1400 1600 1800 2000 0 10 20 30 40 50 Head Pressure kPa 80 100 120 140 160 0...

Страница 125: ...onsumption m 3 day 9 9 2 9 4 9 6 9 8 10 0 10 20 30 40 Amperage A 40 40 5 41 41 5 42 42 5 43 0 10 20 30 40 Wattage kWh day 1600 1650 1700 1750 0 10 20 30 40 Head Pressure kPa 110 115 120 125 130 0 10 2...

Страница 126: ...Consumption m 3 day 9 9 2 9 4 9 6 9 8 10 0 10 20 30 40 Amperage A 40 40 5 41 41 5 42 42 5 43 0 10 20 30 40 Wattage kWh day 1600 1650 1700 1750 0 10 20 30 40 Head Pressure kPa 110 115 120 125 130 0 10...

Страница 127: ...123 m FM 750AKE...

Страница 128: ...124 n FM 750AKE N...

Страница 129: ...125 o FM 1000AKE...

Страница 130: ...126 p FM 1000AKE N...

Страница 131: ...7 0 8 0 9 1 1 1 1 2 1 3 0 10 20 30 40 Water Consumption m 3 day 700 800 900 1000 1100 1200 1300 1400 0 10 20 30 40 Ice Production Capacity kg day 0 7 0 8 0 9 1 1 1 1 2 1 3 0 10 20 30 40 Water Consump...

Страница 132: ...1 4 1 5 1 6 1 7 1 8 1 9 0 10 20 30 40 Water Consumption m 3 day 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 0 10 20 30 40 Ice Production Capacity kg day 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1...

Страница 133: ...2 Wait till water is supplied h Plug and receptacle control box 1 Disconnected 1 Connect 2 Terminal out of plug or receptacle 2 Insert terminal back in position i Reed switch spout 1 Tripped 1 See 1 3...

Страница 134: ...contacts 2 Check for continuity and replace 4 Gear motor starts but compressor will not start or operates intermittently a X4 relay controller board 1 Bad contacts 1 Check for continuity and replace...

Страница 135: ...1 Replace d Evaporator 1 Evaporator pipe crushed 1 Replace 3 OTHERS PROBLEM POSSIBLE CAUSE REMEDY 1 Abnormal noise a Fan motor condenser unit 1 Bearing worn out 1 Replace 2 Fan blade deformed 2 Repla...

Страница 136: ...g valve b Water valve 1 Diaphragm does not close 1 Clean or replace c Float switch 1 Bad contacts 1 Check for continuity and replace 3 Gear motor protector operates frequently a Power supply voltage 1...

Страница 137: ...R134A Repair of the refrigerant circuit requires 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...

Страница 138: ...scharge the refrigerant into the atmosphere When replacing the drier take the opportunity to also fit a low side access valve self contained type only and a high side access valve for ease of charging...

Страница 139: ...acuum 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 6...

Страница 140: ...eplace 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...

Страница 141: ...ct 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...

Страница 142: ...d 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...

Страница 143: ...e law 5 Disconnect the capillary tube using brazing equipment 6 Disconnect the flare connections of the valve 7 Remove the screws and the valve from the bracket 8 Install the new valve and braze the c...

Страница 144: ...ft 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 repla...

Страница 145: ...18 Lift off the evaporator HOUSING 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...

Страница 146: ...ing 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 and soap bubbles d Evacuate the s...

Страница 147: ...Connect the power source 11 Check for water leaks 12 Refit the panels in their correct position 9 FLUSH WATER VALVE 1 Push the stop button and after 5 minutes disconnect the power source 2 Close the w...

Страница 148: ...oard 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 boar...

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