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Service Manual

1. Evaporator Valve Expansion Valve Solenoid Valve Flush Water Valve Heat Control Box Exchanger Gear Motor 19 2 Control Box Layout 1001 22 WATER CONTROL RELAY a FLUSH E TIMER CIRCUIT PROTECT SWITCH E PRESSURE MOTOR SWITCH Nay CAP POWER GEAR MOTOR SWITCH PROTECT RELAY C 5 FUSE CAPACITOR GEAR MOTOR CAPACITOR i 1 1 Note The above component names are identical with the wiring label but not with the parts list 20 F 1001MWH C MRH C M id UIT PROTECT CIRC RELAY FLUSH SWITCH ICE PRESSURE SWITCH GEAR MOTOR SWITCH PROTECT RELAY FUSE START CAPACITOR RUN O FUSE CAPACITOR GEAR MOTOR 21 F 1001MLH C 22 T 7 CONTROL 1 FLUSH 36 CIRCUIT PROTECT FLUSH RELAY CEAR FLUSH E MOTOR SWITCH CAP ICE SWITCH PROTECT RELAY FUSE C FUSE GEAR MOTOR 4 CONTROL TIMER 5 EL NEA n A Hr lll Technical Information 1 Water Circuit and Refrigeration Circuit 1001 22 CONTROL WATER VALVE E gt lt WATER RESERVOIR INLET FLOAT SWITCH OVERFLOW GEAR MOTOR V OUTLET
2. CIRCUIT PROTECT RELAY 1 GEAR MOTOR PROTECT RELAY fea BR MA 5 19 lt 183 05 67 CONTROL TIER To or ur 9 37 3 di THERMAL 7 PROTECTOR FUSE FA amp 3 gerent W P OW DE 5 4 ica AAT GR 0 4 etit NOTOR 2000 GEAR Cy WIBR MOTOR RELAY TH CONDENSER FAN MOTOR HEATER 55 FoR CUBELET NODEL SERVICE es y 9 7 REMOTE CONDENSER UNIT 5 FOR AIR COOLED MODEL ONLY CONDENSER FAN MOTOR a ww FOR REMOTE AIR COOLED MODEL ONLY 27 F 1001MLH C 115 120 60 1 BK BLACK 0 0RANGE BR BROWN P PINK DBU DARK BLUE R RED GRAY V VIOLET LBU LIGHT BLUE W WHITE Y YELLOW WIR WHITE RED W BU WHITE BLUE WHI TE BROWN W BK WHITE BLACK W O WHITE ORANGE L N power ij SOLENOID VALVE 080 SOLENOID VALVE FUSE panel 1 LBU BK CONTROL WATER V FLUSH SWITCH BR 0 WIB FLUSH TIMER i Ca 4 WIR BR FLUSH WATER VALVE ow d 1 CIRCUIT PROTECT RELAY 8 i a GEAR MOTOR PROTECT RELAY FUSE
3. position then turn on the power supply Replace the top panel and front panel in their correct positions Make ice using the solution until the icemaker stops making ice 11 Remove the front panel 12 Move the flush switch to the FLUSH position to drain the remainder of the solution 13 After the solution is drained move the flush switch to the ICE position 14 Replace the front panel in its correct position 15 Open the water supply line shut off valve and supply water to the reservoir 74 16 When the gear motor starts remove the front panel and turn off the power supply 17 Drain out all water from the water line See 2 and 3 18 Move the flush switch to the ICE position and run the icemaker 19 Turn off the power supply after 30 minutes 20 Pour warm water into the storage bin to melt all ice and then clean the bin liner with the solution 21 Flush out any solution from the storage bin 22 Turn on the power supply and start the automatic icemaking process IMPORTANT 1 After cleaning do not use ice made from the sanitizing solution Be careful not to leave any solution in the storage bin 2 Follow carefully any instructions provided with the bottles of cleaning or sanitizing solution 3 Never run the icemaker when the reservoir is empty 75 3 Maintenance IMPORTANT 1 This icemaker must be maintained individually referring to the instruction manual and labels provided w
4. 100 70 80 90 100 90 70 90 9050 BTU h AT 90 F WT 70 F Qs We reserve the right to make changes in specifications and design without prior notice 46 1001 22 Intentionally Left Blank We reserve the right to make changes in specifications and design without prior notice 47 F 1001MWH C APPROXIMATE ICE PRODUCTION PER 24 HR 70 80 90 Ibs DAY kg day 100 APPROXIMATE ELECTRIC 70 CONSUMPTION 80 90 100 APPROXIMATE WATER 70 CONSUMPTION PER 24 HR 80 90 I day 100 EVAPORATOR OUTLET TEMP 70 F C 80 90 Ambient HEAD PRESSURE PSIG kg sq cmG SUCTION PRESSURE PSIG kg sq cmG WATER FLOW FOR CONDENSER PRESSURE DROP OF COOLING WATER LINE HEAT OF REJECTION FROM CONDENSER HEAT OF REJECTION FROM COMPRESSOR Temp F Water Temp F 2 40 gal h AT 90 F WT 70 F Less than 7 PSIG 7110 BTU h AT 90 F WT 70 F 1340 BTU h AT 90 F WT 70 F We reserve the right to make changes in specifications and design without prior notice 48 1001 Ambient ICE PRODUCTION Temp F 5 70 PER 24 HR 70 80 90 Ibs DAY kg day 100 APPROXIMATE ELECTRIC 70 CONSUMPTION 80 90 watts 100 APPROXIMATE WATER 70 CONSUMPTION PER 24 80 90 gal 100 EVAPORATOR OUTLET TEMP 70 F C 80 90 100 HEAD PRESSURE 70 80 90 PSIG kg sq cmG SUCTION PRESSURE PSIG kg sq cmG CONDE
5. 80 735 325 690 314 680 304 90 655 295 645 292 610 277 100 590 268 560 259 525 242 Cubelet Approx 80 90 70 F Conductivity 200 N A 90 70 70 50 F 1205 4 5 1155 8 4 77 12 99 12 22 x 27 3 8 x 25 15 16 560 x 695 x 658mm Stainless Steel Galvanized Steel Rear Net 176 Ibs 80 Shipping 207 Ibs 94 Permanent Connection Inlet 1 2 FPT Outlet 3 4 FPT Auger type Direct Driven Auger 1 4 HP Gear Motor Float Switch N A Mechanical Bin Control Proximity Sw Hermetic Model RS70 C1 PFV Air cooled Fin and tube type Copper Tube on Cylinder Thermostatic Expansion Valve R 22 1 7 660g High 400 PSIG Low 230 PSIG High Voltage Cut off Relay Internal Protector Fuse 3A Auto reset High Pressure Control Switch Float Switch and Timer Spare Fuse Ice Storage Bin VOLTAGE RANGE 187 253 V AMBIENT TEMP 45 100 F WATER SUPPLY TEMP 45 90 F WATER SUPPLY PRESSURE 10 113 PSIG We reserve the right to make changes in specifications and design without prior notice 10 F 1001MWH C AC SUPPLY VOLTAGE COMPRESSOR GEAR MOTOR OTHER MAXIMUM FUSE SIZE MAX HACR BREAKER USA ONLY MAX CIRC BREAKER CANADA ONLY MINIMUM CIRCUIT AMPACITY APPROXIMATE ICE PRODUCTION PER 24 HR Ibs day kg day Reference without marks SHAPE OF ICE ICE QUALITY APPROXIMATE STORAGE CAPACITY ELECTRIC amp WATER CONSUMPTION ELECTRI
6. Compressor start but operate intermittently Gear Motor starts but Compressor will not start or operates intermittently Gear Motor and Compressor start but no ice is produced 8 Thermal Protector Bad contacts Gear Motor a X2 Relay on Control Timer 3 0A Pressure Switch b Starter Start Capacitor or Run Capacitor Power Supply a Compressor Refrigerant Line 5 1 Blown Fuse poter Air Filter or poter 2 Ambient or condenser water temperature too warm 3 Condenser water pressure too low or off Water cooled model only 4 Water Regulating 5 Fan not rotating 6 Refrigerant overcharged Valve set too high Water cooled model only 7 Refrigerant line or components plugged 7 8 Bad contacts 8 Loose connections 9 Bad contacts 1 2 2 Coil winding opened Bad contacts 1 2 Coil winding opened Loose Connections Defective connections pue winding opened or grounded 3 Motor Protector 1 tripped Ampacity too Cas leaks Refrigerant line clogged 1 1 REMEDY See 3 3 Find out the cause and replace the Fuse Check for continuity and replace Clean Get cooler Check and get recommended pressure Adjust it lower See 3 1 a Fan Motor Recharge Clean and replace drier Check for continuity and replace Tighten
7. REFRIGERANT ELECTRICAL CONDENSER HEAD PRESSURE CONTROL AMBIENT CONDITION Galvanized Steel 21 15 16 x 15 11 16 x 17 7 8 557 x 398 x 454 mm R404A 11b 14 oz 850 9 Net 61 Ibs 28 kg Shipping 68 Ibs 31 kg One Shot Couplings Aeroquip Permanent Connection Air cooled Condensing Pressure Regulator Min 20 F Max 122 F 29 C to 50 C Outdoor use 1 General Information 1 Construction 1001 22 Water Supply Inlet Control Water Valve Bin Control Ice Chute PE Condenser Evaporator Fan Motor Expansion Valve Compressor Flush Water Valve Drier Control Box Gear Motor 16 F 1001MWH C Water Supply Control Water Valve Inlet Bin Control Junction Box NS Ice Chute Water Evaporator Regulator Expansion Valve Compressor Flush Water Valve Drier Control Box Gear Motor 17 F 1001MRH C Water Supply Inlet Control Water Valve Bin Control Junction Box Ice Chute Evaporator Compressor Expansion Valve Receiver Tank Flush Water Valve Control Box Drier Gear Motor 18 F 1001MLH C Control Water Valve Water Supply Bin Control Ice Chute Hot Gas
8. fasteners and thumbscrews are securely in place after any maintenance or cleaning is done to the equipment 1 Preparing the Icemaker for Long Storage WARNING When shutting off the icemaker for an extended time drain out all water from the water line and remove the ice from the storage bin The storage bin should be cleaned and dried Drain the icemaker to prevent damage to the water supply line at sub freezing temperatures using air or carbon dioxide Shut off the icemaker until the proper ambient temperature is resumed Air Cooled and Remote Air Cooled Models 1 Run the icemaker with the water supply line shut off valve closed 2 Open the drain valve and blow out the water inlet line by using air pressure 3 Turn off the power supply 4 Remove the front panel 5 Move the flush switch on the control box to the Shut off V FLUSH position ul off Valve 6 Turn on the power supply and then drain out all water from the water line 7 Turn off the power supply Drain Valve 8 Turn off the power switch on the control box 9 Replace the front panel in its correct position 10 Close the drain valve 11 Remove all ice from the storage bin and clean the bin 69 Water Cooled Models 1 Turn off the power supply and wait for 3 minutes 2 Turn on the power supply and wait for 20 seconds 3 Close the water supply line shut off valve 4 Open the drain valve and quickly blow the water supply line
9. 0 85FLA 1 15 HP 120 V 0 03A 15A 15A 15A WATER TEMP F 390 930 422 372 820 372 740 336 635 289 595 270 Flake Approx 70 Ice 90 70 F Conductivity 200 us cm N A 90 70 F 70 50 F 1755 5 7 1530 3 8 89 12 116 12 22 x 27 3 8 x 25 15 16 560 x 695 x 658mm Stainless Steel Galvanized Steel Rear Net 176 Ibs 80 kg Shipping 205 Ibs 93 kg Permanent Connection Inlet 1 2 FPT Outlet 3 4 Auger type Direct Driven Auger 1 4 HP Gear Motor Float Switch N A Mechanical Bin Control Proximity Sw Hermetic Model RS70 C1E PFV Air cooled Fin and tube type Copper Tube on Cylinder Thermostatic Expansion Valve R 404A 1 120 800g High 427 PSIG Low 230 PSIG High Voltage Cut off Relay Internal Protector Fuse 3A Auto reset High Pressure Control Switch Float Switch and Timer Spare Fuse Ice Storage Bin VOLTAGE RANGE 187 253 V AMBIENT TEMP 45 100 F WATER SUPPLY TEMP 45 90 F WATER SUPPLY PRESSURE 10 113 PSIG We reserve the right to make changes in specifications and design without prior notice F 1001MWH AC SUPPLY VOLTAGE COMPRESSOR GEAR MOTOR OTHER MAXIMUM FUSE SIZE MAX HACR BREAKER USA ONLY MAX CIRC BREAKER CANADA ONLY MINIMUM CIRCUIT AMPACITY APPROXIMATE ICE PRODUCTION PER 24 HR Ibs day kg day Reference without marks SHAPE OF ICE ICE QUALITY APPROXIMATE STORAGE CAPACITY ELECTRIC amp
10. 427 PSIG Low 230 PSIG High Voltage Cut off Relay Internal Protector Fuse 3A Auto reset High Pressure Control Switch Float Switch and Timer Spare Fuse Ice Storage Bin VOLTAGE RANGE 187 253 V AMBIENT TEMP 45 100 F WATER SUPPLY TEMP 45 90 F WATER SUPPLY PRESSURE 10 113 PSIG We reserve the right to make changes in specifications and design without prior notice F 1001MRH AC SUPPLY VOLTAGE COMPRESSOR GEAR MOTOR FAN MOTOR REMOTE OTHER MAXIMUM FUSE SIZE MAX HACR BREAKER USA ONLY MAX CIRC BREAKER CANADA ONLY MINIMUM CIRCUIT AMPACITY APPROXIMATE ICE PRODUCTION PER 24 HR Ibs day kg day Reference without marks SHAPE OF ICE ICE QUALITY APPROXIMATE STORAGE CAPACITY ELECTRIC amp WATER CONSUMPTION ELECTRIC W kWH 100 lbs POTABLE WATER gal 24HR gal 100 Ibs EXTERIOR DIMENSIONS WxDxH EXTERIOR FINISH WEIGHT CONNECTIONS ELECTRIC WATER SUPPLY DRAIN REFRIGERATION CIRCUIT ICE MAKING SYSTEM HARVESTING SYSTEM ICE MAKING WATER CONTROL COOLING WATER CONTROL BIN CONTROL SYSTEM COMPRESSOR CONDENSER EVAPORATOR REFRIGERANT CONTROL REFRIGERANT CHARGE DESIGN PRESSURE BOARD CIRCUIT PROTECTION COMPRESSOR PROTECTION GEAR MOTOR PROTECTION REFRIGERANT CIRCUIT PROTECTION LOW WATER PROTECTION ACCESSORIES SUPPLIED REQUIRED OPERATING CONDITIONS 208 230 60 1 3 wire with neutral for 115V 240 V 4 2 RLA 34 LRA 120 V 3 FLA 1 4 HP 120 V 3A MAX 120 V 0 03A 15A
11. 7 REMOTE CONDENSER AIR COOLED NODEL ONLY CONDENSER FAN NOTOR ee ee o mm A icis TOUCH ENS FOR REMOTE AIR COOLED MODEL 047 32 e Low Water except water cooled model 0 ORANGE P PIK OR FED Ad BUE 208 230 60 1 3 WIRE WITH NEUTRAL FOR 115V TERED YELL WBU WHI TE BLUE MHI TE BROWN 17 R _ ca MNA e ox mu 33 Low Water water cooled model or dirty air filter air cooled model pressure switch to OPEN compressor and gear motor operates intermittently 0 BR BRO DOU DARK R FED tn 208 230 60 1 3 WIRE WITH NEUTRAL FOR 115V WAULWITEIRLUE WR WHITE BRDN Y 3 0222 WO ABITERRIGE BR Ki HAR OLY LL cunt ae RENOTE AIR COOLED MODEL ONLY 34 g When flush switch is moved to FLUSH position flush water valve opens and flushes reservoir and evaporator 208 230 60 1 3 WIRE NEUTRAL FOR 115v 35 h When flush timer operates for 15 min every 12 hours 208 230 60 4 3 WIRE WITH NEUTRAL FOR 115 be H
12. Cap the access valves to prevent a possible leak 2 Brazing DANGER 1 Refrigerant R 4044 itself is not flammable at atmospheric pressure and temperatures up to 176 Refrigerant R 404A itself is not explosive or poisonous However when exposed to high temperatures open flames R 404A can be decom posed to form hydrofluoric acid and carbonyl fluoride both of which are hazardous Always recover the refrigerant and store it in an approved container Do not discharge the refrigerant into the atmosphere Do not use silver alloy or copper alloy containing arsenic Do not use R 404A as a mixture with pressurized air for leak testing Refrigerant leaks can be detected by charging the unit with a little refrig erant raising the pressure with nitrogen and using an electronic leak detector 57 3 Removal and Replacement of Compressor 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 Turn off the power supply and remove the panels 2 Remove the terminal cover on the compressor and disconnect the compressor wiring 3 Recover the refrigerant and store itin an approved container if required by an applicable law 4 Remove the discharge suction and access pipes from the compressor using brazing equipment WARNING When repairing a refrigerant system be careful not to let
13. FLUSH TIMER VALVE dn 5 CONTROL WATER HL LL sec ee 2 _ 10 GEAR MOTOR RELAY 13 COMPRESSOR 14 PRESSURE SWITCH 12 FAN MOTOR LOW WATER FLUSH TIMER 1 CIRCUIT PROTECT RELAY L 3 MEE HEC ON UPPER OFF 3 FLOAT Sy ae LOWER iM 7 Soo RN 5 CONTROL WATER VALVE EL 6 FLUSH TIMER 21 min every 12 hr E TS ues 7 FLUSH SWITCH LI ewe t VALVE 9 BIN CONTROL L 10 GEAR MOTOR ES _ 12 FAN MOTOR T T 90 sec 60 sec 13 COMPRESSOR 14 PRESSURE SWITCH 15 HEATER 40 FLUSH SWITCH PRESSURE SWITCH FLUSH ICE OFF ON OFF RELAY 2 WATER LEVEL 3 FLOAT SWITCH LOWER 4 WATER CONTROL RELAY 5 CONTROL WATER VALVE 6 FLUSH TIMER FLUSH 7 FLUSH SWITCH ICE 8 FLUSH WATER VALVE 9 BIN CONTROL 10 GEAR MOTOR F namoros e 12 FAN MOTOR 13 COMPRESSOR 1 14 PRESSURE SWITCH 15 HEATER 5 Performance Data F 1001MAH APPROXIMATE ICE PRODUCTION PER 24 HR Ibs DAY kg day APPROXIMATE ELECTRIC CONSUMPTION watts APPROXIMATE WATER CONSUMPTION PER 24 HR TOTAL gal day l da
14. MOTOR OTHER MAXIMUM FUSE SIZE MAX HACR BREAKER USA ONLY MAX CIRC BREAKER CANADA ONLY MINIMUM CIRCUIT AMPACITY APPROXIMATE ICE PRODUCTION PER 24 HR Ibs day kg day Thia data is for reference only different condensing unit will vary data SHAPE OF ICE ICE QUALITY APPROXIMATE STORAGE CAPACITY ELECTRIC amp WATER CONSUMPTION ELECTRIC W kWH 100 Ibs POTABLE WATER gal 24HR gal 100 Ibs EXTERIOR DIMENSIONS WxDxH EXTERIOR FINISH WEIGHT CONNECTIONS ELECTRIC WATER SUPPLY DRAIN REFRIGERATION CIRCUIT ICE MAKING SYSTEM HARVESTING SYSTEM ICE MAKING WATER CONTROL COOLING WATER CONTROL BIN CONTROL SYSTEM CONDENSING UNIT EVAPORATOR REFRIGERANT CONTROL REFRIGERANT CHARGE DESIGN PRESSURE BOARD CIRCUIT PROTECTION COMPRESSOR PROTECTION GEAR MOTOR PROTECTION REFRIGERANT CIRCUIT PROTECTION LOW WATER PROTECTION ACCESSORIES SUPPLIED REQUIRED OPERATING CONDITIONS 115 60 1 120 V 3 120 0 03A 15A 15A 15A 1 4 HP 945 428 415 860 390 378 795 361 344 710 323 290 Cubelet Approx 80 Ice 90 70 F Conductivity 200 us cm N A 90 70 F 70 50 F 655 2 0 655 1 5 95 12 122 12 22 x 27 3 8 x 25 15 16 560 x 695 x 658mm Stainless Steel Galvanized Steel Rear Net 114 Ibs 52 kg Shipping 150 Ibs 68 kg Permanent Connection Inlet 1 2 FPT Outlet 3 4 Outlet Vapor line 1 1 16 12 UNF Fitting 10 AEROQUIP Inle
15. Tube in tube type Copper Tube on Cylinder Thermostatic Expansion Valve 404 15 2 425 High 427 PSIG Low 230 PSIG High Voltage Cut off Relay Internal Protector Fuse 3A Auto reset High Pressure Control Switch Float Switch and Timer Spare Fuse Ice Storage Bin VOLTAGE RANGE 187 253 V AMBIENT TEMP 45 100 F WATER SUPPLY TEMP 45 90 F WATER SUPPLY PRESSURE 10 113 PSIG We reserve the right to make changes in specifications and design without prior notice 11 F 1001MRH C AC SUPPLY VOLTAGE COMPRESSOR GEAR MOTOR FAN MOTOR REMOTE OTHER MAXIMUM FUSE SIZE MAX HACR BREAKER USA ONLY MAX CIRC BREAKER CANADA ONLY MINIMUM CIRCUIT AMPACITY APPROXIMATE ICE PRODUCTION PER 24 HR Ibs day kg day Reference without marks SHAPE OF ICE ICE QUALITY APPROXIMATE STORAGE CAPACITY ELECTRIC amp WATER CONSUMPTION ELECTRIC W kWH 100 lbs POTABLE WATER gal 24HR gal 100 Ibs EXTERIOR DIMENSIONS WxDxH EXTERIOR FINISH WEIGHT CONNECTIONS ELECTRIC WATER SUPPLY DRAIN REFRIGERATION CIRCUIT ICE MAKING SYSTEM HARVESTING SYSTEM ICE MAKING WATER CONTROL COOLING WATER CONTROL BIN CONTROL SYSTEM COMPRESSOR CONDENSER EVAPORATOR REFRIGERANT CONTROL REFRIGERANT CHARGE DESIGN PRESSURE BOARD CIRCUIT PROTECTION COMPRESSOR PROTECTION GEAR MOTOR PROTECTION REFRIGERANT CIRCUIT PROTECTION LOW WATER PROTECTION ACCESSORIES SUPPLIED REQUIRED OPERATING CONDITIONS 208 23
16. process starts When the pressure exceeds 260 PSIG or the condenser drain temperature exceeds 104 F rotate the Adjustment Screw counterclockwise 3 Check that the pressure or the condenser drain temperature holds a stable setting Adjustment Screw Adjustment Screw CCW Bottom View CW Higher CCW Lower 51 V Service Diagnosis 1 No Ice Production PROBLEM POSSIBLE CAUSE a 1 2 The icemaker will not start Water flow does not stop and the icemaker will not start Water has been supplied but the icemaker will not start Power Supply b Power Switch 1 Control Box 2 c Fuse Control Box 1 Blown out 1 d Circuit Protect Relay per 1 e Flush Timer 1 f Flush Switch 1 8 b c Flush Water Valve 1 Valve seat clogged 1 and water leaking Disconnected Bad contacts 1 1 1 b Bin Control 2 a 9 Water Control Relay Float Switch Water Control Relay Gear Motor Relay Control Timer Printed Circuit Board Gear Motor Protect Relay 2 1 1 Broken 1 1 OFF position 1 2 Loose connection 2 4 Blown fuse 4 Off position 1 Bad contacts 2 Flushing out 2 Bad contacts 2 FLUSH position 1 Bad contacts 2 g Transformer 1 Coil winding opened 1 h Control Water Valv
17. required by an applicable law 3 Remove the drier using brazing equipment 4 Install the new drier with the arrow on the drier in the direction of the refrigerant flow Use nitrogen gas at the pressure of 3 4 PSIG when brazing the tubings 5 Check for leaks using nitrogen gas 140 PSIG and soap bubbles 6 Evacuate the system and charge it with refrigerant For the air cooled and water cooled models see the nameplate for the required refrigerant charge and type For the remote air cooled models see the label on the control box 7 Replace the panels in their correct position and turn on the power supply 59 5 Removal and Replacement of 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 repairs or replacement have been made 1 Turn off the power supply and remove the panels 2 Recover the refrigerant and store itin an approved container if required by an applicable law 3 Remove the expansion valve bulb at the evaporator outlet 4 Remove the expansion valve cover and remove the expansion valve using brazing equipment 5 Braze the new expansion valve with nitrogen gas flowing at the pressure of 3 4 PSIG WARNING Always protect the valve body by using a damp cloth to prevent the valve f
18. the burner flame contact any electrical wires or insulation 5 Remove the bolts and rubber grommets 6 Slide and remove the compressor Unpack the new compressor package Install the new compressor 7 Attach the rubber grommets of the prior compressor 8 Sandpaper the discharge suction and access pipes 9 Place the compressor in position and secure it using the bolts 10 Remove plugs from the discharge suction and access pipes 11 Braze the access suction and discharge lines Do not change this order while purging with nitrogen gas flowing at the pressure of 3 4 PSIG 12 Install the new drier 13 Check for leaks using nitrogen gas 140 PSIG and soap bubbles 58 14 Evacuate the system and charge it with refrigerant For the air cooled and water cooled models see the nameplate for the required refrigerant charge and type For the remote air cooled models see the label on the control box 15 Connect the terminals to the compressor and replace the terminal cover in its correct position 16 Replace the panels in their correct position and turn on the power supply 4 Removal and Replacement of Drier 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 Turn off the power supply and remove the panels 2 Recover the refrigerant and store itin an approved container if
19. using brazing equipment 16 Remove the two truss head machine screws and the strap securing the evaporator 17 Disconnect the three hoses from the evaporator 18 Remove the four socket head cap screws securing the evaporator with the bearing lower 19 Lift off the evaporator Bearing Lower and Mechanical Seal 20 The mechanical seal consists of two parts One moves along with the auger and the other is fixed on the bearing lower If the contact surfaces of these two parts are worn or scratched the mechanical seal may cause water leaks and should be replaced 21 Remove the O ring on the bearing lower 22 Remove the four bolts and the bearing lower from the gear motor Replace the bearing inside the bearing lower if it exceeds the wear tolerance of 0 02 or is scratched Note Replacing the bearing requires a bearing press adaptor If it is not available replace the whole bearing lower Gear Motor 23 Remove the coupling spline on the gear motor shaft 24 Remove the barrier on the top of the gear motor 25 Remove the three socket head cap the gear motor 26 Assemble the removed parts in the reverse order of the above procedure 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 27 When replacing the evaporator a Braze the new evaporator with nitrogen gas flo
20. with refrigerant See the nameplate for the required refrigerant charge and type 11 Open the water supply line shut off valve and turn on the power supply 12 Check for water leaks 13 See IV 1 Adjustment of Water Regulating Valve If necessary adjust the valve 14 Replace the panels in their correct position 61 7 Removal and Replacement of Condensing Pressure Regulator C P R remote air cooled model only 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 Turn off the power supply 2 Remove the panels from the remote condenser unit 3 Recover the refrigerant and store it in an approved container 4 Remove the C P R using brazing equipment 5 Braze the new C P R with nitrogen gas flowing at the pressure of 3 4 PSIG 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 250 F 6 Install the new drier in the icemaker 7 Check for leaks using nitrogen gas 140 PSIG and soap bubbles 8 Evacuate the system and charge it with refrigerant See the label on the control box in the icemaker 9 Replace the panels in their correct position 10 Turn on the power supply from Condenser Unit 62 8 Removal and Replacement of Evaporator Assembly 1 Tur
21. 0 60 1 3 wire with neutral for 115V 240 V 4 2 RLA 34 LRA 120 V 3 FLA 1 4 HP 120 V 3A MAX 120 V 0 03A 15A 15A 15A 90 840 381 810 368 790 358 700 317 695 315 660 299 368 Cubelet Approx 80 Ice 90 70 F Conductivity 200 N A 90 70 F 70 50 F 1605 5 5 1610 4 6 83 12 101 12 22 27 3 8 x 25 15 16 560 x 695 x 658mm Stainless Steel Galvanized Steel Rear Net 176 Ibs 80 kg Shipping 2210 Ibs 95 kg Permanent Connection Inlet 1 2 FPT Outlet 3 4 FPT Discharge line 1 1 16 12 UNF Fitting 10 AEROQUIP Liquid line 5 8 18 UNF Fitting 6 AEROQUIP Auger type Direct Driven Auger 1 4 HP Gear Motor Float Switch N A Mechanical Bin Control Proximity Sw Hermetic Model RS70 C1E PFV Air cooled Remote Condenser unit URC 6F Recommended Copper Tube on Cylinder Thermostatic Expansion Valve Condensing Pressure Regulator on URC 6F R 404A 416 107 1850g Ice Maker 2 Ib oz Cond Unit 1 Ib 14 oz High 427 PSIG Low 230 PSIG High Voltage Cut off Relay Internal Protector Fuse 3A Auto reset High Pressure Control Switch Float Switch and Timer Spare Fuse Ice Storage Bin VOLTAGE RANGE 187 253 V AMBIENT TEMP 45 100 F WATER SUPPLY TEMP 45 90 F WATER SUPPLY PRESSURE 10 113 PSIG We reserve the right to make changes in specifications and design without prior notice 12 F 1001MLH C AC SUPPLY VOLTAGE GEAR
22. 15A 15A WATER TEMP F 930 422 895 407 895 407 865 393 835 379 805 366 780 353 750 341 745 338 700 317 675 306 650 296 605 274 Flake Approx 70 Ice 90 70 F Conductivity 200 N A 90 70 F 70 50 F 1520 4 9 1570 4 1 89 12 111 12 22 x 27 3 8 x 25 15 16 560 x 695 x 658mm Stainless Steel Galvanized Steel Rear Net 176 Ibs 80 kg Shipping 210 Ibs 95 Permanent Connection Inlet 1 2 FPT Outlet 3 4 FPT Discharge line 1 1 16 12 UNF Fitting 10 AEROQUIP Liquid line 5 8 18 UNF Fitting 6 AEROQUIP Auger type Direct Driven Auger 1 4 HP Gear Motor Float Switch N A Mechanical Bin Control Proximity Sw Hermetic Model RS70 C1E PFV Air cooled Remote Condenser unit URC 6F Recommended Copper Tube on Cylinder Thermostatic Expansion Valve Condensing Pressure Regulator on URC 6F R 404A 416 102 1850g Ice Maker 2 3 oz Cond Unit 1 Ib 14 oz High 427 PSIG Low 230 PSIG High Voltage Cut off Relay Internal Protector Fuse 3A Auto reset High Pressure Control Switch Float Switch and Timer Spare Fuse Ice Storage Bin VOLTAGE RANGE 187 253 V AMBIENT TEMP 45 100 F WATER SUPPLY TEMP 45 90 F WATER SUPPLY PRESSURE 10 113 PSIG We reserve the right to make changes in specifications and design without prior notice 7 F 1001MLH AC SUPPLY VOLTAGE GEAR MOTOR OTHER MAXIMUM FUSE SIZE MAX HACR BREA
23. C W kWH 100 Ibs POTABLE WATER WATER COOLED CONDENSER gal 24HR gal 100 Ibs EXTERIOR DIMENSIONS WxDxH EXTERIOR FINISH WEIGHT CONNECTIONS ELECTRIC WATER SUPPLY DRAIN ICE MAKING SYSTEM HARVESTING SYSTEM ICE MAKING WATER CONTROL COOLING WATER CONTROL BIN CONTROL SYSTEM COMPRESSOR CONDENSER EVAPORATOR REFRIGERANT CONTROL REFRIGERANT CHARGE DESIGN PRESSURE P C BOARD CIRCUIT PROTECTION COMPRESSOR PROTECTION GEAR MOTOR PROTECTION REFRIGERANT CIRCUIT PROTECTION LOW WATER PROTECTION ACCESSORIES SUPPLIED REQUIRED OPERATING CONDITIONS 208 230 60 1 3 wire with neutral for 115V 240 V 4 2 RLA 34 LRA 120 V 3 FLA 1 4 HP 120 V 0 03A 15A 15A 15A 15A Ambient WATER TEMP F Temp F 70 290 70 790 358 760 346 750 340 80 735 333 720 327 710 322 90 695 316 685 311 670 304 100 660 299 645 294 600 272 Cubelet Approx 80 Ice 90 70 F Conductivity 200 us cm N A 90 70 F 70 50 F 1265 4 3 1264 3 8 82 12 95 12 492 72 303 34 22 x 27 3 8 x 25 15 16 560 x 695 x 658mm Stainless Steel Galvanized Steel Rear Net 176 Ibs 80 Shipping 210 Ibs 95 Permanent Connection Inlet 1 2 FPT Cond Inlet 1 2 FPT Outlet 3 4 FPT Cond Outlet 3 8 FPT Auger type Direct Driven Auger 1 4 HP Gear Motor Float Switch N A Mechanical Bin Control Proximity Sw Hermetic Model RS70 C1E PFV Water cooled
24. DRAIN PAN Y Vb 1 PRESSURE SWITCH CONDENSER CONDENSER FAN MOTOR Y ACCESS VALVE ACCESS VALVE COMPRESSOR WATER CIRCUIT REFRIGERATION CIRCUIT 23 F 1001MWH C CONTROL WATER VALVE gt lt RESERVOIR a INSULATION WATER ES INLET ps m FLOAT SWITCH OVERFLOW DRAIN OUTLET DRAIN PAN COND PRESSURE INEET SWITCH CONDENSER i ACCESS VALVE WATER COND REGULATING WATER VALVE OUTLET ACCESS VALVE COMPRESSOR WATER CIRCUIT REFRIGERATION CIRCUIT 24 F 1001MRH C CONTROL WATER VALVE E SPOUT INSULATION WATEN RESERVOIR INLET E xX FLOAT SWITCH OVERFLOW DRAIN OUTLET DRAIN PAN CONDENSING UNIT COUPLING PRESSURE SWITCH CONDENSING PRESSURE REGULATOR RECEIVER TANK CONDENSER FAN MOTOR COUPLING ACCESS VALVE COMPRESSOR WATER CIRCUIT lt REFRIGERATION CIRCUIT 25 F 1001MLH C CONTROL WATER VALVE gt E L lt RESER WATER IESERVBIR INLET v WATER LEVEL JN aN ZA 2 ies FLOAT SWITCH EVAPORATER Y 7 EXPANSION INSULATION FLUSH _ WATER VALVE HEAT EXCHANGER STRAINER OVERFLOW GEAR oo E O
25. High Pressure Control Switch Float Switch and Timer Spare Fuse Ice Storage Bin VOLTAGE RANGE 187 253 V AMBIENT TEMP 45 100 F WATER SUPPLY TEMP 45 90 F WATER SUPPLY PRESSURE 10 113 PSIG We reserve the right to make changes in specifications and design without prior notice F 1001MAH 22C AC SUPPLY VOLTAGE COMPRESSOR GEAR MOTOR FAN MOTOR OTHER MAXIMUM FUSE SIZE MAX HACR BREAKER USA ONLY CIRC BREAKER CANADA ONLY MINIMUM CIRCUIT AMPACITY APPROXIMATE ICE PRODUCTION PER 24 HR kg day Reference without marks SHAPE OF ICE ICE QUALITY APPROXIMATE STORAGE CAPACITY ELECTRIC amp WATER CONSUMPTION ELECTRIC W kWH 100 lbs POTABLE WATER gal 24HR gal 100 108 EXTERIOR DIMENSIONS WxDxH EXTERIOR FINISH WEIGHT CONNECTIONS ELECTRIC WATER SUPPLY DRAIN ICE MAKING SYSTEM HARVESTING SYSTEM ICE MAKING WATER CONTROL COOLING WATER CONTROL BIN CONTROL SYSTEM COMPRESSOR CONDENSER EVAPORATOR REFRIGERANT CONTROL REFRIGERANT CHARGE DESIGN PRESSURE P C BOARD CIRCUIT PROTECTION COMPRESSOR PROTECTION GEAR MOTOR PROTECTION REFRIGERANT CIRCUIT PROTECTION LOW WATER PROTECTION ACCESSORIES SUPPLIED REQUIRED OPERATING CONDITIONS 208 230 60 1 3 wire with neutral for 115V 240 V 4 5 RLA 34 LRA 120 3 FLA 1 4 HP 115 V 0 85FLA 1 15 HP 120 V 0 03A 15A 15A 15A 15A Ambient WATER TEMP F 70 90 70 5825 374 785 346 760 334
26. Hoshizaki America Inc Modular Flaker Models 1001 22C 1001 MWH C 1001 MRH C 1001 MLH C Superior din S E RVI C E M A N UA L of Reliability www hoshizaki com Number 73115 Issued 8 18 2008 IMPORTANT Only qualified service technicians should attempt to service or maintain this icemaker No service or maintenance should be undertaken until the technician has thoroughly read this Service Manual HOSHIZAKI provides this manual primarily to assist qualified service technicians in the service and maintenance of the icemaker Should the reader have any questions or concerns which have not been satisfactorily addressed please call or write to the HOSHIZAKI Technical Support Department for assistance HOSHIZAKI AMERICA INC 618 Highway 74 South Peachtree City GA 30269 Attn HOSHIZAKI Technical Support Department Phone 1 800 233 1940 Technical Service 770 487 2331 Fax 770 487 3360 Web Site www hoshizakiamerica com Note To expedite assistance all correspondence communication MUST include the following information Model Number Serial Number Complete and detailed explanation of the problem Please review this manual It should be read carefully before the icemaker is serviced or maintenance operations are performed Only qualified service technicians should service and maintain the icemaker This manual should be made av
27. I TE W O NITE ORANGE 36 i When 208 230V are supplied to circuit protect relay it protects the circuit from miswiring If the power supply is properly connected the contact of circuit protect relay does not move even when the coil is energized 208 230 60 1 3 WIRE WITH NEUTRAL FOR 115V up oC S 9 x ee T _ REMOTE CONDENSER UNIT _ T AIR COOLED NODEL ONLY CONDENSER FAN NOTOR 771 i m __ ___ IS REMOTE AIR COOLED NOEL ONLY 37 j If Gear motor fuse blows the compressor and gear motor will turn off immediately BRON PINK DOU DARK RED GY RAY V VIOLET LBU LIGHT BLUE W WHITE 00 MITEIRED WAU WHITE BLUE WHI TE BROWN M en 1 WOK WHITE BLACK W O WHI TE ORAGE BR 208 230 60 1 3 WIRE WITH NEUTRAL FOR 115V CIRCUIT PROTECT RELAY 8 Q 38 4 Timing Chart Miswiring Circuit Protect Relay operates Proper wiring The unit starts BIN CONTROL OFF ON 1 CIRCUIT PROTECT RELAY E i dl 3 FLOAT md SWITCH LOWER T 4 WATER CONTROL RELAY i I VALVE NE 8 6
28. KER USA ONLY MAX CIRC BREAKER CANADA ONLY MINIMUM CIRCUIT AMPACITY APPROXIMATE ICE PRODUCTION PER 24 HR Ibs day kg day Thia data is for reference only different condensing unit will vary data SHAPE OF ICE ICE QUALITY APPROXIMATE STORAGE CAPACITY ELECTRIC amp WATER CONSUMPTION ELECTRIC W kWH 100 lbs POTABLE WATER gal 24HR gal 100 Ibs EXTERIOR DIMENSIONS WxDxH EXTERIOR FINISH WEIGHT CONNECTIONS ELECTRIC WATER SUPPLY DRAIN REFRIGERATION CIRCUIT ICE MAKING SYSTEM HARVESTING SYSTEM ICE MAKING WATER CONTROL COOLING WATER CONTROL BIN CONTROL SYSTEM CONDENSING UNIT EVAPORATOR REFRIGERANT CONTROL REFRIGERANT CHARGE DESIGN PRESSURE P C BOARD CIRCUIT PROTECTION COMPRESSOR PROTECTION GEAR MOTOR PROTECTION REFRIGERANT CIRCUIT PROTECTION LOW WATER PROTECTION ACCESSORIES SUPPLIED REQUIRED OPERATING CONDITIONS 115 60 1 120 3 FLA 120 V 0 03A 15A 15A 15A 15A Ambient WATER TEMP F 50 70 90 70 1150 522 1035 469 1005 456 950 431 925 420 885 401 850 386 805 366 690 313 1 4 HP 80 980 444 90 900 408 830 376 Flake Approx 70 Ice 90 70 F Conductivity 200 N A 90 70 F 70 50 F 650 1 8 650 1 4 106 12 138 12 22 x 27 3 8 x 25 15 16 560 x 695 x 658mm Stainless Steel Galvanized Steel Rear Net 114 Ibs 52 kg Shipping 150 Ibs 68 AN Permanent Connection In
29. NS ELECTRIC WATER SUPPLY DRAIN ICE MAKING SYSTEM HARVESTING SYSTEM ICE MAKING WATER CONTROL COOLING WATER CONTROL BIN CONTROL SYSTEM COMPRESSOR CONDENSER EVAPORATOR REFRIGERANT CONTROL REFRIGERANT CHARGE DESIGN PRESSURE P C BOARD CIRCUIT PROTECTION COMPRESSOR PROTECTION GEAR MOTOR PROTECTION REFRIGERANT CIRCUIT PROTECTION LOW WATER PROTECTION ACCESSORIES SUPPLIED REQUIRED OPERATING CONDITIONS 208 230 60 1 3 wire with neutral for 115V 240 V 4 2 RLA 34 LRA 120 V 3 FLA 1 4 HP 115 V 0 85FLA 1 15 HP 120 V 0 03A 15A 15A 15A WATER TEMP F 5 70 9 860 390 820 373 790 359 765 346 735 333 710 321 680 309 665 302 635 287 100 610 277 585 266 550 249 Approx 80 Ice 90 70 F Conductivity 200 us cm N A 90 70 F 70 50 F 1760 6 4 1715 4 8 80 12 103 12 22 x 27 3 8 x 25 15 16 560 x 695 x 658mm Stainless Steel Galvanized Steel Rear Net 176 Ibs 80 kg Shipping 205 Ibs 93 kg Permanent Connection Inlet 1 2 FPT Outlet 3 4 Auger type Direct Driven Auger 1 4 HP Gear Motor Float Switch N A Mechanical Bin Control Proximity Sw Hermetic Model RS70 C1E PFV Air cooled Fin and tube type Copper Tube on Cylinder Thermostatic Expansion Valve R 404A 1 Ib 120z 800g High 427 PSIG Low 230 PSIG High Voltage Cut off Relay Internal Protector Fuse 3A Auto reset
30. NSER VOLUME 74 5 cu in HEAT OF REJECTION FROM CONDENSER 7840 BTU h AT 90 F WT 70 F HEAT OF REJECTION FROM COMPRESSOR 1400 BTU h AT 90 F WT 70 F We reserve the right to make changes in specifications and design without prior notice 49 F 1001MLH C APPROXIMATE Ambient ICE PRODUCTION Temp 5021 70 90 PER 24 HR 70 80 90 lbs DAY kg day 100 APPROXIMATE ELECTRIC 70 CONSUMPTION 80 watts APPROXIMATE WATER CONSUMPTION PER 24 HR 97 366 gal 88 33 EVAPORATOR OUTLET TEMP F C 6 NT IN HEAD PRESSURE 106 125 PSIG kg sq cmG SUCTION PRESSURE 26 30 PSIG kg sq cmG 106 125 2 1 1 1 3 6 5 5 5 30 We reserve the right to make changes in specifications and design without prior notice 50 IV Adjustment of Components 1 Adjustment of Water Regulating Valve water cooled model only The Water Regulating Valve also called WATER REGULATOR is factory adjusted No adjustment is required under normal use Adjust the Water Regulator if necessary using the following procedures 1 Attach a pressure gauge to the high side line of the system Or prepare a thermometer to check the condenser drain temperature 2 Rotate the Adjustment Screw by using a flat blade screwdriver so that the pressure gauge shows 260 PSIG R 404A models F type or the thermometer reads 100 104 F in 5 minutes after the icemaking
31. Replace Check for continuity and replace Replace Timer Check for continuity and replace Replace Tighten Replace Tighten Replace Find out the cause of overheat or overcurrent Install a larger sized conductor Check for leaks with a leak detector Reweld leak replace drier and charge with refrigerant The amount of refrigerant is marked on Nameplate or Label Replace the clogged component 2 Low Ice Production PROBLEM POSSIBLE CAUSE 1 Lowice production Refrigerant Line b High side Pressure 1 Dirty Air Filter or Too High Condenser condenser water temperature too warm 3 Condenser water pressure too low or off Water cooled model only 4 Fan rotating too slow 5 Water Regulating 5 Valve clogged Water cooled model only 6 Condensing unit out 6 of order 1 Low side pressure 1 too low 2 Low side pressure 2 too high c Expansion Valve not adjustable 54 1 Gas leaks 1 2 Refrigerant line 2 clogged 3 Overcharged 3 1 2 Ambient or 2 REMEDY See 1 5 a Refrigerant Line Replace the clogged component Recharge Clean Get cooler Check and get recommended pressure See 3 1 a Fan Motor Clean Check condensing unit Replace See if Expansion Valve Bulb is mounted properly and replace the valve if necessary 3 Other PROBLEM POSSIBLE CAUSE 1 Abnormal nois
32. THERMAL PROTECTOR WO R 28 OR CUB T GEAR CAP NOTOR CN 24MFD HEATER AW MODEL SERVICE 22777 ONLY 3 Sequence of Electrical Circuit a When power switch is moved to ON position and flush switch to ICE position water starts to be supplied to reservoir 208 230 60 4 3 WIRE WITH NEUTRAL FOR 115V 93 97 et P Jl 4 bs 905 En WR 260 4 77 4 TN EE CONDENSER UNIT lt 29 b When reservoir has been filled gear motor starts immediately 208 230 60 1 3 WIRE WITH NEUTRAL FOR 115V B s BS L Js FOR AIR COOLED UY REMOTE AIR COOLED ONLY 30 c Compressor starts about 60 sec after gear motor starts 208 230 60 1 3 WIRE WITH NEUTRAL FOR 115 7 CONDENSER Ft ROTOR 31 d Bin control operates and about 6 sec later compressor and gear motor stop simultaneously 208 230 60 1 3 WIRE NEUTRAL FOR 115 2 M 3 v7 ott 95 9 8 1 wo r ES WIR COWOENSER Re ea yt j Dl ci 4
33. UTLET lt DRAIN SOLENOID lt gt VALVE QS ACCESS outs 71 VALVE MULT RACK CONDENSING ACCESS UNIT VALVE SOLENOID ___ VALVE m lorea WATER CIRCUIT REFRIGERANT CIRCUIT 26 EP REGULATOR 2 Wiring Diagrams BK BLACK 0 ORANGE 1001 MAH 22C MWH C MRH C DBU DARK BLUE RED GY GRAY V VIOLET 208 230 60 1 3 WIRE WITH NEUTRAL FOR 115V m m W BU WHITE BLUE WHI TE BROWN W BK WHITE BLACK W O WHITE ORANGE BR HEATER o9 4 POWER SWITCH E PROVIDED ONLY FOR BR aK REMOTED AIR COOLED MODEL COMP STARTUP 1 2 Cio eeso 1 DBU 0 STARTER TRANS pw DBU FUSE LBU K CONTROL m WATER V FLUSH SWITCH k io 6 8c FLUSH TIMER 1 9 1 4 9 ip y WIR WIR f WATER CONTROL RELAY R FLUSH WATER VALVE BR 2 DBU Lo ooo OO FLOAT SWITCH
34. WATER CONSUMPTION ELECTRIC W kWH 100 lbs POTABLE WATER WATER COOLED CONDENSER gal 24HR gal 100 Ibs EXTERIOR DIMENSIONS WxDxH EXTERIOR FINISH WEIGHT CONNECTIONS ELECTRIC WATER SUPPLY DRAIN ICE MAKING SYSTEM HARVESTING SYSTEM ICE MAKING WATER CONTROL COOLING WATER CONTROL BIN CONTROL SYSTEM COMPRESSOR CONDENSER EVAPORATOR REFRIGERANT CONTROL REFRIGERANT CHARGE DESIGN PRESSURE BOARD CIRCUIT PROTECTION COMPRESSOR PROTECTION GEAR MOTOR PROTECTION REFRIGERANT CIRCUIT PROTECTION LOW WATER PROTECTION ACCESSORIES SUPPLIED REQUIRED OPERATING CONDITIONS 208 230 60 1 3 wire with neutral for 115V 240 V 4 2 RLA 34 LRA 120V 3 FLA 1 4 HP 120 V 0 03A 15A 15A 15A WATER TEMP F 50 70 90 40 720 327 655 297 Flake Approx 70 Ice 90 70 F Conductivity 200 us cm N A 90 70 F 70 50 F 1248 4 1 1245 3 1 91 12 107 12 480 63 303 34 22 x 27 3 8 x 25 15 16 560 x 695 x 658mm Stainless Steel Galvanized Steel Rear Net 176 Ibs 80 Shipping 210 Ibs 95 kg Permanent Connection Inlet 1 2 FPT Cond Inlet 1 2 FPT Outlet 3 4 Cond Outlet 3 8 Auger type Direct Driven Auger 1 4 HP Gear Motor Float Switch N A Mechanical Bin Control Proximity Sw Hermetic Model RS70 C1E PFV Water cooled Tube in tube type Copper Tube on Cylinder Thermostatic Expansion Valve 404 1507 4254 High
35. ailable to the technician prior to service ormaintenance CONTENTS T 1 Ml 5 TOOT MIVA morc nm 6 FOG a MRF Mec 7 8 UC A AEE EEE 9 c X UO 10 11 12 FTO TTA 13 2 Condenser 14 URG OP 14 General 16 16 F 100TMAH C MAH 220 16 OI al TP EEEE 17 J om 18 pi Ey c C 19 Control BOX LAY OUD T 20 2 ee 20 aur 21 22 IIl Technical INMOrnmnaAtiON a 23 1 Water Circuit and Refrigerati
36. ater and a neutral cleaner to wash the filter 4 Condenser except water cooled model 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 77
37. e 2 Overflow from Reservoir Water does not stop 3 Gear Motor Fuse blown frequently a Fan Motor 1 Bearing worn out 2 Fan blade deformed 3 Fan blade does move freely Bearings worn out or cylinder valve broken 2 pad out of Refrigerant Lines Rub or touch lines or other surfaces Gear Motor Ice Bearing or Gear Making worn out damaged much pressure loss e Evaporator 2 Scale on inside wall of Freezing Cylinder Compressor 1 3 2 a Water Supply 1 Water pressure too 1 high b Control Water Valve 1 Diaphragm does not 1 close c Float Switch 1 Bad contacts 1 a Power Supply 1 Too high ortoo low 1 Voltage Ice Making Unit Bearings or Auger worn out Bin Control i contacts 2 pd does not move freely 55 REMEDY Replace Replace fan blade Replace Replace Reinstall Replace Replace Replace Remove Auger Use SCALE AWAY or LIME A WAY solution to clean periodically If the water is found hard by testing install a softener Install a pressure Reducing Valve Clean or replace Check for continuity and replace Connect the unit to a power supply of proper voltage Replace Bearing or Auger Check for continuity and replace Clean Axle and its corresponding holes or replace Bin Control VI Removal and Replacement of Components IMPORTANT Ensure all components fasteners and th
38. e 1 Coil winding opened 1 i Shut off Valve 1 Closed 1 2 Water failure 2 j Plug and Receptacle 1 Disconnected 1 Control Box 2 Terminal out of Plug 2 or Receptacle 1 Contact fused 1 2 Coil winding opened 2 1 Badcontacts 1 2 Float does not move 2 freely Bad contacts 1 Activator does not 2 move freely C oil winding opened 1 2 bad contacts 2 1 Coil winding opened 1 2 Bad contacts 2 REMEDY Move to ON position Tighten Check for continuity and replace Replace Move to ON position Check for continuity and replace Check for short circuit and replace Check power supply voltage and wire properly Wait for 15 minutes Check for continuity and replace Move to ICE position Check for continuity and replace Replace Replace Open Wait till water is supplied Connect Insert Terminal back in position Replace Replace Check for continuity and replace Clean or replace Clean or replace Connect Check for continuity and replace Check for continuity and replace Clean Axle and its corresponding holes or replace Bin Control Replace Check for continuity and replace Replace Replace Check for continuity and replace PROBLEM POSSIBLE CAUSE Gear Motor Fuse BUSSMAN GMD 4 6 Water has been supplied Fan Motor starts but Gear Motor and Compressor will not start Gear Motor and
39. from the drain valve to drain water in the condenser 5 Follow the above steps 3 through 11 in Air Cooled and Remote Air Cooled Models 70 2 Cleaning and Sanitizing Instructions IMPORTANT Ensure all components fasteners and thumbscrews are securely in place after any maintenance or cleaning is done to the equipment WARNING 1 HOSHIZAKI recommends cleaning this unit at least once a year More frequent cleaning however may be required in some existing water conditions 2 To prevent injury to individuals and damage to the icemaker do not use ammonia type cleaners 3 Always wear liquid proof gloves to prevent the cleaning and sanitizing solutions from coming into contact with skin a Cleaning Solution Dilute 4 8 fl oz 142 ml of recommended cleaner Hoshizaki Scale Away LIME A WAY Economics Laboratory Inc with 0 8 gallons 31 of warm water This is a minimum amount Make more solution if necessary IMPORTANT For safety and maximum effectiveness use the solution immediately after dilution 71 b Cleaning Procedure The cleaning process will remove lime deposits from the water system 1 Remove the front panel and top panel then turn off the power supply 2 Close the water supply line shut off valve 3 Remove all ice from the storage bin 4 Move the flush switch to the FLUSH position 5 Turn on the power supply and drain out all water from the water line 6 Tu
40. ith the icemaker 2 To have the optimum performance of this icemaker the following consumable parts need periodic inspection maintenance and replacement Extruding Head Housing Gear Motor Auger Mechanical Seal These parts should be inspected at least once a year or every 10 000 hours of operation Their service life however depends on water quality and environment More frequent inspection and maintenance are recommended Consult with your local distributor about inspection and maintenance service To obtain the name and phone number of your local distributor call Hoshizaki Technical Support at 1 800 233 1940 1 Stainless Steel Exterior To prevent corrosion wipe the exterior occasionally with a clean and soft cloth Use a damp cloth containing a neutral cleaner to wipe off oil or dirt build up 2 Storage Bin and Scoop Wash your hands before removing ice Use the plastic scoop provided bin accessory The storage bin is for ice use only Do not store anything else in the bin Keep the scoop clean Clean using a neutral cleaner and rinse thoroughly Clean the bin liner using a neutral cleaner Rinse thoroughly after cleaning 76 3 Air Filter air cooled model only A plastic mesh air filter removes dirt or dust from the air and keeps the condenser from getting clogged As the filter gets clogged the icemaker s performance will be reduced Check the filter at least twice a month When clogged use warm w
41. lacement of Components 56 1 Service f r Refrigerant 56 a Refrigerant Recovery except F 1001MLH C 56 b Refrigerant Recovery F 1001MLH C 56 c Evacuation and Recharge B 404AT 56 NI T 57 3 Removal and Replacement gt 58 4 Removal and Replacement of Drier EM DRM DUE 59 5 Removal and Replacement of Expansion 60 6 Removal and Replacement of Water Regulating Valve water cooled model only 61 7 Removal and Replacement of Condensing Pressure Regulator C P R remote 62 8 Removal and Replacement of Evaporator Assembly 63 9 Removal and Replacement of 67 10 Removal and Replacement of Control Water Valve 67 11 Removal and Replacement of Flush Water 68 VIl Cleaning ano teense eto re dedico ee 69 1 Preparing the Icemaker to
42. let 1 2 FPT Outlet 3 4 FPT Outlet Vapor line 1 1 16 12 UNF Fitting 10 AEROQUIP Inlet Liquid line 5 8 18 UNF Fitting 6 AEROQUIP Auger type Direct Driven Auger 1 4 HP Gear Motor Float Switch N A Mechanical Bin Control Proximity Sw Required refrigeration capacity for ice maker is 5700 BTU h at discharge pressure 213 PSIG and suction pressure 31 2 PSIG with R 404A refrigerant Suction pressure needs to be 31 2 PSIG Copper Tube on Cylinder Thermostatic Expansion Valve Evaporator Pressure Regulator R 404A 3 5 100g Holding Charge High 427 PSIG Low 230 PSIG High Voltage Cut off Relay Internal Protector Fuse 3A Auto reset High Pressure Control Switch Float Switch and Timer Spare Fuse Ice Storage Bin VOLTAGE RANGE 104 127 V AMBIENT TEMP 45 100 F WATER SUPPLY TEMP 45 90 F WATER SUPPLY PRESSURE 10 113 PSIG We reserve the right to make changes in specifications and design without prior notice 8 1001 AC SUPPLY VOLTAGE COMPRESSOR GEAR MOTOR FAN MOTOR OTHER MAXIMUM FUSE SIZE MAX HACR BREAKER USA ONLY MAX CIRC BREAKER CANADA ONLY MINIMUM CIRCUIT AMPACITY APPROXIMATE ICE PRODUCTION PER 24 HR Ibs day kg day Reference without marks SHAPE OF ICE ICE QUALITY APPROXIMATE STORAGE CAPACITY ELECTRIC amp WATER CONSUMPTION ELECTRIC W kWH 100 Ibs POTABLE WATER gal 24HR gal 100 Ibs EXTERIOR DIMENSIONS WxDxH EXTERIOR FINISH WEIGHT CONNECTIO
43. ly hose from the control water valve 5 Install the new control water valve 6 Assemble the removed parts in the reverse order of the above procedure 7 Open the water supply line shut off valve 8 Check for water leaks 9 Replace the panels in their correct position and turn on the power supply 67 11 Removal and Replacement of Flush Water Valve 1 Turn off the power supply remove the panels and close the water supply line shut off valve 2 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 3 Disconnect the terminals from the flush water valve 4 Remove the flush water valve from the bracket 5 Remove the drain pipe from the flush water valve 6 Connect the drain pipe to the new flush water valve and place the valve in position 7 Connect the hose to the flush water valve and secure it with the clamp 8 Pour water into the reservoir and check for water leaks on the flush water valve 9 Open the water supply line shut off valve and turn on the power supply 10 Move the flush switch to the ICE position 11 Check for water leaks 12 Move the flush switch to the FLUSH position and make sure water is flushing 13 Move the flush switch to the ICE position 14 Replace the panels in their correct position 68 Vil Cleaning and Maintenance IMPORTANT Ensure all components
44. n off the power supply 19 Drain out all water from the water line See 4 through 6 72 c Sanitizing Solution Dilute 2 5 fl oz 74 ml or 5 tbs of IMS II Sanitizer or a 5 25 sodium hypochlorite solution chlorine bleach with 5 gallons 191 of warm water IMPORTANT For safety and maximum effectiveness use the solution immediately after dilution d Sanitizing Procedure Initial The sanitizing process will sanitize the icemaker 1 Close the water supply line shut off valve 2 Remove the strap connecting the spout to the chute assembly 3 Remove the thumbscrews securing the spout and lift it off Remove the rubber O ring and nylon O ring at the top of the cylinder and also remove the packing between the spout and the chute 4 Pour the sanitizing solution over the extruding head until the evaporator assembly and the reservoir are filled and the solution starts to overflow into the drain pan 5 Remove the two thumbscrews securing the proximity switch to the chute assembly 6 Remove the chute assembly from the icemaker 7 Remove the packing at the bottom of the ice chute 8 Remove the three ties and the chute insulation 9 Remove the six wing nuts and two baffles 10 Remove the two thumbscrews the plate and the packing from the top of the ice chute then remove the bin control assembly by sliding it slightly toward the chute opening and lifting it off 11 Disassemble the bin control assembly by removi
45. n off the power supply 2 Remove the panels 3 Move the flush switch to the FLUSH position 4 Turn on the power supply and drain out all water from the water line 5 Turn off the power supply 6 Remove the strap connecting the spout to the chute assembly 7 Remove the five thumbscrews and lift off the spout Cutter 8 Remove the bolt and lift off the cutter 9 Remove the Rubber O ring and the Nylon Ring at the top of the Evaporator Extruding Head 10 Remove the four socket head cap screws and lift off the extruding head 11 Replace the bearing inside the extruding head if it exceeds the wear tolerance of 0 02 or is scratched Note Replacing the bearing requires a bearing press adaptor If it is not available replace the whole extruding head Auger 12 Lift off the auger If the area in contact with the bearing is worn out or the blade scratched replace the auger Evaporator Note Skip the following steps 13 through 15 when the evaporator does not need replacement 63 13 Recover the refrigerant and store itin an approved container if required by an applicable law 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 14 Remove the bulb of the expansion valve 15 Disconnect the brazing connections of the expansion valve and the copper tube low side from the evaporator
46. ng the two snap pins shaft and actua tor 12 Soak the removed parts in 25 gallons 1 1 of sanitizing solution for 10 minutes then wipe them down 13 Rinse the parts thoroughly IMPORTANT If the solution is left on these parts they will rust 73 14 Replace all parts in their correct positions IMPORTANT When installing the baffles make sure that the bent surface the one without the studs faces the actuator so that the bent surface can guide the ice to the center of the actuator 15 Move the flush switch to the ICE position then turn on the power supply Replace the top panel and front panel in their correct positions Make ice using the solution until the icemaker stops making ice e Sanitizing Procedure Final 1 Remove the front panel and top panel then turn off the power supply 2 Move the flush switch to the FLUSH position 3 Turn on the power supply and drain out all water from the water line 4 Turn off the power supply 5 Remove the strap connecting the spout to the chute assembly 6 Remove the thumbscrews securing the spout and lift it off 7 Pour the sanitizing solution over the extruding head until the evaporator assembly and the reservoir are filled and the solution starts to overflow into the drain pan 8 Replace the spout and strap in their correct positions 9 Allow the icemaker to sit for about 10 minutes before operation 10 Move the flush switch to the ICE
47. on GOIPOUIE aac 23 P O0TMAR 23 ar tivi EG T I 24 TOOT zig P 25 aus OE a m 26 2 Wiring DIAG FANS CR MED FEMME 27 F 1001MAH C 22 MWH C 27 suuni 28 Electrical CIRCUIT 29 TIT VI T E E 39 5 Data E UU E E TEN 42 POO TINA lal c nt 42 am ritis 43 F001 MRH 44 eT 45 46 47 Un c 4e 7 7 A n m 48 IU MEM 49 A O 50 IV Adjustment of Components eee ee mer eee 51 1 Adjustment of Water Regulating Valve water cooled model only 51 52 TING ICS PTOJUCHOM o TETTE 52 M ERE o 54 cM goo 55 VI Removal and Rep
48. r Long Storage uoce Erde rd Rep ec i ne tex up ORE 69 2 Cleaning and Sanitizing Instructions oer 71 a Cleaning E e a R 71 b Glesnig PEODBUIEB E iede rrr et tn 72 Sol t er 73 d Sanitizing Procedu re Initial sssrinin 73 e Sanitizing Procedure 2 74 76 Specification 1 Icemaker 1001 SUPPLY VOLTAGE COMPRESSOR GEAR MOTOR FAN MOTOR OTHER MAXIMUM FUSE SIZE MAX HACR BREAKER USA ONLY MAX CIRC BREAKER CANADA ONLY MINIMUM CIRCUIT AMPACITY APPROXIMATE ICE PRODUCTION PER 24 HR Ibs day kg day Reference without marks SHAPE OF ICE ICE QUALITY APPROXIMATE STORAGE CAPACITY ELECTRIC amp WATER CONSUMPTION ELECTRIC W KWH 100 Ibs POTABLE WATER gal 24HR gal 100 Ibs EXTERIOR DIMENSIONS WxDxH EXTERIOR FINISH WEIGHT CONNECTIONS ELECTRIC WATER SUPPLY DRAIN ICE MAKING SYSTEM HARVESTING SYSTEM ICE MAKING WATER CONTROL COOLING WATER CONTROL BIN CONTROL SYSTEM COMPRESSOR CONDENSER EVAPORATOR REFRIGERANT CONTROL REFRIGERANT CHARGE DESIGN PRESSURE P C BOARD CIRCUIT PROTECTION COMPRESSOR PROTECTION GEAR MOTOR PROTECTION REFRIGERANT CIRCUIT PROTECTION LOW WATER PROTECTION ACCESSORIES SUPPLIED REQUIRED OPERATING CONDITIONS 208 230 60 1 3 wire with neutral for 115 240 V 4 2 RLA 34 LRA 120 V 3 FLA 1 4 HP 115V
49. rn off the power supply 7 Remove the strap connecting the spout to the chute assembly 8 Remove the thumbscrews securing the spout and lift it off 9 Pour the cleaning solution over the extruding head until the evaporator assembly and the reservoir are filled and the solution starts to overflow into the drain pan Note If there is excess scale on the extruding head fill the evaporator assembly and reservoir as described above then use a clamp on the reservoir hose between the reservoir and ice making unit to block flow Pour additional cleaning fluid over the extruding head until the ice making unit is completely full 10 Replace the spout and strap in their correct positions 11 Allow the icemaker to sit for about 10 minutes before operation If you placed a clamp on the reservoir hose in step 9 remove it before operation 12 Move the flush switch to the ICE position then turn on the power supply Replace the top panel and front panel in their correct positions Make ice using the solution until the icemaker stops making ice 13 Remove the front panel 14 Move the flush switch to the FLUSH position to drain the remainder of the solution 15 After the solution is drained move the flush switch to the ICE position 16 Replace the front panel in its correct position 17 Open the water supply line shut off valve and supply water to the reservoir 18 When the gear motor starts remove the front panel and tur
50. rom overheating Do not braze with the valve body exceeding 250 F 6 Install the new drier 7 Check for leaks using nitrogen gas 140 PSIG and soap bubbles 8 Evacuate the system Charge it with refrigerant For the air cooled and water cooled models see the nameplate for the required refrigerant charge and type For the remote air cooled models see the label on the control box 9 Attach the bulb to the suction line Be sure to secure the bulb using a band and to insulate it 10 Place the new set of expansion valve covers in position 11 Replace the panels in their correct position and turn on the power supply 60 6 Removal and Replacement of Water Regulating Valve water cooled model only 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 Turn off the power supply remove the panels and close the water supply line shut off valve 2 Recover the refrigerant and store it in an approved container 3 Disconnect the capillary tube using brazing equipment 4 Disconnect the flare connections of the valve 5 Remove the screws and the valve from the bracket 6 Install the new valve and braze the capillary tube 7 Install the new drier 8 Check for leaks using nitrogen gas 140 PSIG and soap bubbles 9 Connect the flare connections 10 Evacuate the system and charge it
51. s 100 APPROXIMATE WATER 70 CONSUMPTION PER 24 HR 80 90 gal day 100 EVAPORATOR OUTLET TEMP 70 F C 80 90 100 HEAD PRESSURE 70 80 90 PSIG kg sq cmG SUCTION PRESSURE PSIG kg sq cmG CONDENSER VOLUME 74 5 cu in HEAT OF REJECTION FROM CONDENSER 7660 BTU h AT 90 F WT 70 F HEAT OF REJECTION FROM COMPRESSOR 1380 BTU h AT 90 F WT 70 F We reserve the right to make changes in specifications and design without prior notice 44 F 1001MLH APPROXIMATE ICE PRODUCTION PER 24 HR Ibs DAY kg day APPROXIMATE ELECTRIC CONSUMPTION watts APPROXIMATE WATER CONSUMPTION PER 24 HR gal day EVAPORATOR OUTLET TEMP F C HEAD PRESSURE PSIG kg sq cmG SUCTION PRESSURE PSIG kg sq cmG Ambient Temp F 70 80 90 100 70 80 90 100 70 80 90 100 70 80 90 100 70 80 90 90 2 6 21 6 21 21 6 22 6 21 6 21 6 2 6 23 5 We reserve the right to make changes in specifications and design without prior notice 45 F 1001MAH C APPROXIMATE ICE PRODUCTION PER 24 HR Ibs DAY kg day APPROXIMATE ELECTRIC CONSUMPTION watts APPROXIMATE WATER CONSUMPTION PER 24 HR gal day l day EVAPORATOR OUTLET TEMP F C HEAD PRESSURE PSIG kg sq cmG SUCTION PRESSURE PSIG kg sq cmG TOTAL HEAT OF REJECTION Ambient Temp F 70 80 90 100 70 80 90 100 70 80 90 100 70 80 90 100 70 80 90
52. t Liquid line 5 8 18 UNF Fitting 6 AEROQUIP Auger type Direct Driven Auger 1 4 HP Gear Motor Float Switch N A Mechanical Bin Control Proximity Sw Required refrigeration capacity for ice maker is 5700 BTU h at discharge pressure 213 PSIG and suction pressure 31 2 PSIG with R 404A refrigerant Suction pressure needs to be 31 2 PSIG Copper Tube on Cylinder Thermostatic Expansion Valve Evaporator Pressure Regulator R 404A 3 5 100g Holding Charge High 427 PSIG Low 230 PSIG High Voltage Cut off Relay Internal Protector Fuse 3A Auto reset High Pressure Control Switch Float Switch and Timer Spare Fuse Ice Storage Bin VOLTAGE RANGE 104 127 V AMBIENT TEMP 45 100 F WATER SUPPLY TEMP 45 90 F WATER SUPPLY PRESSURE 10 113 PSIG We reserve the right to make changes in specifications and design without prior notice 13 2 Condenser Unit URC 6F 10x20 4x2 SLOTTED HOLES a Ap cola ola i o gt p 1 r t LO 18 1787 520 20 15732 991 23 DIA HOLE gt 978 DIA 1 l ef ff gs 9 5 167 1 E 15 E 1 _ doa NN 14 SPECIFICATIONS MODEL URC 6F EXTERIOR DIMENSIONS W x D x H REFRIGERANT CHARGE WEIGHT CONNECTIONS
53. umbscrews are securely in place after the equipment is serviced IMPORTANT 1 The Polyol Ester POE oils used in R 404A units can absorb moisture quickly Therefore it is important to prevent moisture from entering the system when replacing or servicing parts 2 Always install a new filter drier every time the sealed refrigeration sys tem is opened 3 Do not leave the system open for longer than 15 minutes when replac ing or servicing parts 1 Service for Refrigerant Lines a Refrigerant Recovery except F 1001MLH C The icemaker unit is provided with two refrigerant access valves one on the low side and one on the high side line Using proper refrigerant practices recover the refrigerant from the access valves and store it in an approved container Do not discharge the refrigerant into the atmosphere b Refrigerant Recovery F 1001MLH C only The refrigerant charge on the F 1001MLF is provided from the external compressor rack assembly In the event that service is required on the F 1001MLF close the suction and liquid line shut off valves located at the rear of the unit Attach the service manifold hoses to the high side low side and evaporator pressure regulator E P R access ports to purge or evacuate the unit To recharge the system simply open the suction and liquid line shut off valves after evacuating the F 1001MLF c Evacuation and Recharge R 404A 1 Attach charging hoses a service manifold and a vac
54. uum pump to the system Be sure to connect charging hoses to both high side and low side access valves IMPORTANT The vacuum level and vacuum pump may be the same as those for current refrigerants However the rubber hose and gauge manifold to be used for evacuation and refrigerant charge should be exclusively for POE oils 56 2 Turn on the vacuum pump Never allow the oil in the vacuum pump to flow backward 3 Allow the vacuum pump to pull down to a 29 9 Hg vacuum Evacuating period depends on pump capacity 4 Close the low side valve and high side valve on the service manifold 5 Disconnect the vacuum pump and attach a refrigerant service cylinder to the high side line Remember to loosen the connection and purge the air from the hose See the nameplate for the required refrigerant charge Hoshizaki recommends only virgin refrigerant or reclaimed refrigerant which meets ARI Standard No 700 88 be used 6 A liquid charge is recommended for charging an R 404A system Invert the service cylinder Open the high side service manifold Valve 7 Allow the system to charge with liquid until the pressures balance 8 If necessary add any remaining charge to the system through the low side Use a throttling valve or liquid dispensing device to add the remaining liquid charge through the low side access port with the unit running 9 Close the two refrigerant access valves and disconnect the hoses and service manifold 10
55. wing at the pressure of 3 4 PSIG b Replace the drier c Check for leaks using nitrogen gas 140 PSIG and soap bubbles d Evacuate the system Charge it with refrigerant For the air cooled and water cooled models see the nameplate for required refrigerant charge and type For the remote air cooled models see the label on the control box 28 Move the flush switch to the ICE position 29 Replace the panels in their correct position 30 Turn on the power supply 65 Rubber O ring Nylon Ring Bolt Washer Auger Cutter Extruding Head Washer Socket Head Cap Screw Evaporator Washer Socket Head Cap Screw Coupling Spline Barrier Gear Motor 9 Removal and Replacement of Fan Motor 1 Turn off the power supply and remove the panels 2 Remove the wire connectors from the fan motor leads 3 Remove the fan motor bracket and fan motor 4 Install the new fan motor 5 Replace the fan motor bracket and the wire connectors 6 Replace the panels in their correct position and turn on the power supply 10 Removal and Replacement of Control Water Valve 1 Turn off the power supply remove the panels and close the water supply line shut off valve 2 Disconnect the terminals from the control water valve 3 Loosen the fitting nut on the control water valve inlets and remove the control water valve Do not lose the packings inside the fitting nut 4 Remove the water supp
56. y EVAPORATOR OUTLET TEMP F C HEAD PRESSURE PSIG kg sq cmG SUCTION PRESSURE PSIG kg sq cmG Total HEAT OF REJECTION Ambient Temp F 70 80 90 100 70 80 90 100 70 80 90 100 70 80 90 100 70 80 90 Water Temp F 39 289 00 270 00 9 41 2 9 38 26 41 2 9 1340 BTU h AT 90 F 70 F We reserve the right to make changes in specifications and design without prior notice 42 32 2 3 35 2 5 38 41 i F 1001MWH APPROXIMATE ICE PRODUCTION PER 24 HR 70 80 90 Ibs DAY kg day 100 APPROXIMATE ELECTRIC 70 CONSUMPTION 80 90 watts 100 APPROXIMATE WATER 70 CONSUMPTION PER 24 HR 80 TOTAL 90 gal day l day 100 EVAPORATOR OUTLET TEMP 70 F C 80 90 100 HEAD PRESSURE 70 80 90 PSIG kg sq cmG 100 SUCTION PRESSURE 70 PSIG kg sq cmG 80 90 Ambient WATER FLOW FOR CONDENSER PRESSURE DROP OF COOLING WATER LINE HEAT OF REJECTION FROM CONDENSER HEAT OF REJECTION FROM COMPRESSOR Temp F 5 70 266 187 34 i 35 25 34 _ 25 34 35 34 35 38 gal h AT 100 F WT 90 F Less than 7 PSIG 7110 BTU h AT 90 F WT 70 F 1340 BTU h AT 90 F WT 70 F We reserve the right to make changes in specifications and design without prior notice 43 F 1001MRH APPROXIMATE Ambient ICE PRODUCTION Temp F 50 70 PER 24 HR 70 80 90 Ibs DAY kg day 100 APPROXIMATE ELECTRIC 70 CONSUMPTION 80 90 watt

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