Contents
Sep
HOSHIZAKI STACKABLE CRESCENT CUBER
Attn HOSHIZAKI Technical Support Department
Complete and detailed explanation of the problem
HOSHIZAKI AMERICA, INC 618 Highway 74 South
Peachtree City, GA
CONTENTS
a Refrigerant Recovery
IV. Service Diagnosis
V. Removal and Replacement of Components
1. Service for Refrigerant Lines
KM-1300SAH
I. Specifications 1. Icemaker
KM-1300SWH
KM-1300SRH
KM-1300SAH3
KM-1300SWH3
KM-1300SRH3
URC-12F
2. Condensing Unit
SPECIFICATIONS MODEL URC-12F
aKM-1300SAH, KM-1300SAH3
II.General Information 1. Construction
b KM-1300SWH, KM-1300SWH3
c KM-1300SRH, KM-1300SRH3
b Controller Board
Features of Control Products “E” Controller Board
2. Controller Board
a Solid-StateControl
5High Voltage Cut-out
3High Temperature Safety - 127 ± 7F
4Low Water Safety
6 LED Lights and Audible Alarm Safeties
Reverse Pump Out
1 Minute Fill Cycle
Harvest Cycle
Cycle
Control Products HOS-001ABoard
cSequence 1st Cycle
2nd Cycle and after with pump drain
2nd Cycle and after with no pump drain
d Controls and Adjustments
SETTING
Temperature F
iDisconnect the connector K3 on the board
2Defrost Timer
Dip Switch
3 Drain Timer
SETTING
Dip Switch
e Checking the Controller Board
Page
aKM-1300SAH, KM-1300SAH3
III. Technical Information
1.Water Circuit and Refrigerant Circuit
b KM-1300SWH, KM-1300SWH3
c KM-1300SRH, KM-1300SRH3
aKM-1300SAH, KM-1300SWH
2.Wiring Diagrams
PSIG
b KM-1300SRH
Note Pressure Switch
Cut-out
c KM-1300SAH3, KM-1300SWH3
4120+21.3 PSIG
d KM-1300SRH3
Note Pressure Switch
Cut-out
3. Timing Chart
Page
1143
4.Performance Data
aKM-1300SAH
1283
2033
b KM-1300SWH
1284
1278
2300
c KM-1300SRH
1296
1163
2150
d KM-1300SAH3
1320
1132
2090
e KM-1300SWH3
1254
1287
2270
f KM-1300SRH3
1308
1266
Remedy
IV. Service Diagnosis 1. No Ice Production
Problem
Possible Cause
1 Continued from
Problem
Possible Cause
Remedy
3 Continued from
Problem
Possible Cause
Remedy
5 Continued from
Problem
Possible Cause
Remedy
Remedy
2. Evaporator is Frozen Up
Problem
Possible Cause
Problem
3. Low Ice Production
4. Abnormal Ice
5. Other
b Evacuation and Recharge R-404A
V. Removal and Replacement of Components
1.Service for Refrigerant Lines
a Refrigerant Recovery
2. Brazing DANGER
3. Removal and Replacement of Compressor
4. Removal and Replacement of Drier
5. Removal and Replacement of Expansion Valve
1Turn off the power supply 2Remove the panels
7. Removal and Replacement of Evaporator
1Turn off the power supply
Page
1Turn off the power supply
11. Removal and Replacement of Thermistor
12. Removal and Replacement of Fan Motor
14. Removal and Replacement of Pump Motor
13. Removal and Replacement of Water Valve
15. Removal and Replacement of Spray Tubes
1. Preparing the Icemaker for Long Storage
VI. Maintenance and Cleaning Instructions
1Remove the front panel. Except water-cooledmodel
2. Cleaning and Sanitizing Procedures
a Cleaning Procedure
23Replace the front panel in its correct position
20Turn off the power supply after 3 minutes
22Move the control switch to the “WASH” position
25Turn off the power supply after 5 minutes
3Pour the sanitizing solution into the water tank
3. Maintenance