Hoshizaki KM-630MRH, KM-630MWH, KM-630MAH service manual 603

Page 40

[c] KM-630MRH

APPROXIMATE ICE

AMBIENT TEMP.

 

 

 

 

WATER TEMP. (ºF/ºC)

 

 

 

PRODUCTION PER 24 HR.

(ºF/ºC)

 

 

50/10

 

70/21

 

 

 

90/32

 

 

 

 

70/21

 

603

 

274

 

573

 

260

 

531

 

241

 

 

 

 

80/27

 

580

 

263

 

532

 

242

 

491

 

223

 

 

 

 

90/32

 

573

 

260

 

499

 

226

 

457

 

207

lbs./day

 

kg./day

 

100/38

 

564

 

256

 

489

 

222

 

418

 

190

 

 

 

 

 

 

 

 

 

 

 

 

 

 

APPROXIMATE ELECTRIC

70/21

 

 

1332

 

1356

 

 

 

1322

CONSUMPTION

80/27

 

 

1350

 

1387

 

 

 

1316

 

 

 

 

90/32

 

 

1356

 

1414

 

 

 

1358

watts

 

 

 

100/38

 

 

1326

 

1401

 

 

 

1306

APPROXIMATE WATER

70/21

 

323

 

1.22

 

277

 

1.05

 

245

 

0.93

CONSUMPTION PER 24 HR.

80/27

 

288

 

1.09

 

217

 

0.82

 

201

 

0.76

 

 

 

 

90/32

 

277

 

1.05

 

166

 

0.63

 

143

 

0.54

gal./day

 

m3/day

100/38

 

221

 

0.84

 

161

 

0.61

 

121

 

0.46

FREEZING CYCLE TIME

70/21

 

 

31

 

33

 

 

 

37

 

 

 

 

80/27

 

 

33

 

36

 

 

 

40

 

 

 

 

90/32

 

 

33

 

39

 

 

 

43

min.

 

 

 

100/38

 

 

34

 

39

 

 

 

47

HARVEST CYCLE TIME

70/21

 

 

4.1

 

3.6

 

 

 

3.3

 

 

 

 

80/27

 

 

3.7

 

2.9

 

 

 

2.8

 

 

 

 

90/32

 

 

3.6

 

2.4

 

 

 

2.2

min.

 

 

 

100/38

 

 

3.0

 

2.4

 

 

 

2.0

HEAD PRESSURE

70/21

 

232

 

16.3

 

240

 

16.9

 

263

 

18.5

 

 

 

 

80/27

 

238

 

16.8

 

251

 

17.6

 

281

 

19.8

PSIG

kg/cm2G

90/32

 

240

 

16.9

 

260

 

18.3

 

288

 

20.2

100/38

 

249

 

17.5

 

266

 

18.7

 

313

 

22.0

SUCTION PRESSURE

70/21

 

42

 

3.0

 

42

 

3.0

 

45

 

3.2

 

 

 

 

80/27

 

42

 

3.0

 

43

 

3.0

 

47

 

3.3

 

 

 

 

90/32

 

42

 

3.0

 

43

 

3.0

 

47

 

3.3

PSIG

kg/cm2G

100/38

 

44

 

3.1

 

44

 

3.1

 

50

 

3.5

 

 

 

 

 

 

 

 

 

 

TOTAL HEAT OF REJECTION FROM CONDENSER

 

 

8512 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]

TOTAL HEAT OF REJECTION FROM COMPRESSOR

 

1775 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]

CONDENSER VOLUME

 

 

 

 

40 CU. IN (URC-6F)

 

 

 

 

 

 

Note: Pressure data is recorded at 5 minutes into freeze cycle. The data not in bold should be used for reference only.

We reserve the right to make changes in specifications and design without prior notice.

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Image 40
Contents KM-630MAH KM-630MWH KM-630MRH Hoshizaki AMERICA, INC Contents Maintenance Specifications KM-630MAH Water TEMP. F2a. KM-630MWH Serial #L00001D M20270B 2b. KM-630MWH Serial #M20301E KM-630MRH Condenser Unit URC-6FSpecifications II. General Information Construction KM-630MAHKM-630MWH KM-630MRH Features of Control Products E Controller Board Controller BoardSOLID-STATE Control Controller BoardPage Beep every 3 sec. = High Evaporator Temperature 127 F Minute Fill CycleHarvest Cycle Freeze CycleControl Products HOS-001A Board Sequence 1st Cycle Important Water Valve opening is limited to 6 minutes2nd Cycle and after with pump drain 2nd Cycle and after with no pump drain Controls and Adjustments For Models with ThermostatPage Setting Time Models with Thermostat Models with Mechanical BIN Control Checking the Controller BoardMechanical BIN Control Proximity SwitchExplanation of Operation Troubleshooting Mechanical BIN Control only KM-630MAH KM-630MWH KM-630MRH Wiring Diagrams Page B1 KM-630MRH with auxiliary codes L-0, M-0, M-1 B2 KM-630MRH with auxiliary codes M-2 and after Timing Chart Page Performance Data 157B1 KM-630MWH Serial #L00001D M20270B Pressure Drop of Cooling Water LineB2 KM-630MWH Serial #M20301E 603 IV. Service Diagnosis 1. no ICE Production Problem Possible Cause RemedyController Board Problem Possible Cause Remedy Evaporator is Frozen UP ThermistorAbnormal ICE LOW ICE ProductionOthers Removal and Replacement of Components Service for Refrigerant LinesRefrigerant Recovery Evacuation and Recharge R-404ABrazing Removal and Replacement of Compressor Important Page Removal and Replacement of Drier Removal and Replacement of Expansion ValveRemoval and Replacement of HOT GAS Valve and Line Valve Page Removal and Replacement of Evaporator Important Page Adjustment of Water Regulating Valve WATER-COOLED Model only Page Removal and Replacement of Thermistor Caution Removal and Replacement of FAN Motor Removal and Replacement of Water Valve Removal and Replacement of Pump MotorRemoval and Replacement of Spray Tubes VI. Cleaning and Maintenance Instructions Preparing the Icemaker for Long StoragePage Cleaning and Sanitizing Procedures Cleaning Procedure Page Sanitizing Procedure Maintenance