Hoshizaki KM-650MAH, KM-650MRH, KM-650MWH service manual 615

Page 30

3. KM-650MRH (remote air-cooled)

APPROXIMATE ICE

AMBIENT TEMP.

 

 

WATER TEMP. (ºF/ºC)

 

 

PRODUCTION PER 24 HR.

(ºF/ºC)

 

50/10

 

 

70/21

 

 

90/32

 

 

 

 

70/21

615

279

 

597

271

 

556

252

 

 

 

 

80/27

601

273

 

574

260

 

523

237

 

 

 

 

90/32

597

271

 

554

251

 

506

230

lbs./day

 

kg./day

100/38

583

264

 

543

246

 

462

210

 

 

 

 

 

 

 

 

 

 

 

 

APPROXIMATE ELECTRIC

70/21

 

1150

 

 

1179

 

 

1212

CONSUMPTION

80/27

 

1172

 

 

1218

 

 

1247

 

 

 

 

90/32

 

1179

 

 

1250

 

 

1281

watts

 

 

 

100/38

 

1183

 

 

1257

 

 

1310

APPROXIMATE WATER

70/21

266

1.01

 

220

0.83

 

198

0.75

CONSUMPTION PER 24 HR.

80/27

231

0.87

 

161

0.61

 

160

0.61

 

 

 

 

90/32

220

0.83

 

111

0.42

 

100

0.38

gal./day

 

m3/day

100/38

169

0.64

 

108

0.41

 

91

0.34

FREEZING CYCLE TIME

70/21

 

29

 

 

31

 

 

33

 

 

 

 

80/27

 

30

 

 

33

 

 

36

 

 

 

 

90/32

 

31

 

 

34

 

 

37

min.

 

 

 

100/38

 

32

 

 

35

 

 

40

HARVEST CYCLE TIME

70/21

 

4.6

 

 

3.8

 

 

3.6

 

 

 

 

80/27

 

4.0

 

 

2.8

 

 

3.0

 

 

 

 

90/32

 

3.8

 

 

2.0

 

 

2.0

min.

 

 

 

100/38

 

3.0

 

 

2.0

 

 

2.0

HEAD PRESSURE

70/21

214

15.1

 

233

16.4

 

254

17.8

 

 

 

 

80/27

229

16.1

 

258

18.2

 

275

19.4

 

kg/cm2G

90/32

233

16.4

 

279

19.6

 

298

21.0

PSIG

100/38

235

16.6

 

283

19.9

 

315

22.2

SUCTION PRESSURE

70/21

51

3.6

 

53

3.8

 

56

4.0

 

 

 

 

80/27

53

3.7

 

56

3.9

 

59

4.1

 

 

 

 

90/32

53

3.8

 

58

4.1

 

61

4.3

PSIG

kg/cm2G

100/38

54

3.8

 

59

4.2

 

64

4.5

TOTAL HEAT OF REJECTION FROM CONDENSER

9400 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]

TOTAL HEAT OF REJECTION FROM COMPRESSOR

1600 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]

CONDENSER VOLUME

40 CU. IN (URC-5F)

Note:

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

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

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Contents KM-650MAH KM-650MWH KM-650MRH Hoshizaki AMERICA, INC Contents Page Specifications Icemaker KM-650MAH air-cooledKM-650MWH water-cooled Water Cooled CondenserKM-650MRH remote air-cooled Condensing Unit URC-5FSpecifications Model URC-5FII. General Information Construction KM-650MWH water-cooled KM-650MRH remote air-cooled Sequence of Operation Cycle Steps Harvest Cycle Freeze Cycle One Minute Control Board Control Products E Control Board Control Board LayoutControl Board Features Maximum Water Supply Period 6 minutesLED Lights and Audible Alarm Safeties Controls and Adjustments Default Dip Switch SettingsHarvest Timer dip switch 1 Pump-Out Frequency Control dip switch 5 Control Board Check Procedure Control Board ReplacementKM-650MAH air-cooled KM-650MWH water-cooled KM-650MRH remote air-cooled Wiring Diagrams KM-650MAH air-cooled and KM-650MWH water-cooledPsig Performance Data 108680 615 IV. Service Diagnosis Minute KM Diagnostic Procedure Diagnostic Charts No Ice ProductionProblem Possible Cause Remedy Problem Possible Cause Remedy Problem Possible Cause Remedy Evaporator is Frozen Up Low Ice Production Abnormal IceOther Problem Possible Cause Remedy Refrigerant Recovery Removal and Replacement of ComponentsService for Refrigerant Lines Evacuation and Recharge R-404ARemoval and Replacement of Compressor BrazingRemoval and Replacement of Drier Removal and Replacement of Expansion Valve Removal and Replacement of Hot Gas Valve and Line Valve Removal and Replacement of Evaporator Adjustment of Water Regulating Valve Water-Cooled Model Only Page Removal and Replacement of Thermistor Removal and Replacement of Fan MotorRemoval and Replacement of Inlet Water Valve Removal and Replacement of Pump MotorRemoval and Replacement of Spray Tubes VI. Cleaning and Maintenance Instructions Cleaning and Sanitizing ProceduresCleaning Procedure Maintenance Sanitizing Procedure Following Cleaning ProcedureStainless Steel Exterior Air Filters air-cooled models only Preparing the Icemaker for Long StorageStorage Bin and Scoop Condenser air-cooled and remote air-cooled models onlyDrain the potable water supply line Drain the potable water tank
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