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service manual MODEL KM-201BAH KM-260BAH KM-201BWH KM-260BWH, Hoshizaki
Models:
KM-201BWH
KM-260BWH
KM-201BAH
KM-260BAH
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Install
Wiring Diagram
e CONTROL BOARD REPLACEMENT
Maintenance
Problem
b BIN CONTROL CHECK PROCEDURE
c CONTROLS AND ADJUSTMENTS
Cleaning
bREFRIGERANT RECOVERY
Safety
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NO.
F015-774
ISSUED: MAR. 18, 2009
REVISED: JUN. 17, 2011
HOSHIZAKI
SELF-CONTAINED
CRESCENT CUBER
MODEL
KM-201BAH
KM-260BAH
KM-201BWH
KM-260BWH
SERVICE MANUAL
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Contents
MODEL KM-201BAH KM-260BAH KM-201BWH KM-260BWH
NO. F015-774 ISSUED MAR. 18, REVISED JUN
SELF-CONTAINED CRESCENT CUBER
HOSHIZAKI
HOSHIZAKI AMERICA, INC 618 Highway 74 South
Complete and detailed explanation of the problem
Peachtree City, GA
Attn Hoshizaki Technical Support Department
CONTENTS
3. TIMING CHART
2. WIRING DIAGRAM
IV. SERVICE DIAGNOSIS
1. DIAGNOSTIC PROCEDURE
VI. CLEANING AND MAINTENANCE INSTRUCTIONS
e POWER RELAY
1. CLEANING
a CLEANING PROCEDURE
I. SPECIFICATIONS 1. SPECIFICATIONS a KM-201BAH
b KM-260BAH
c KM-201BWH
d KM-260BWH
a KM-201BAH, KM-260BAH
II. GENERAL INFORMATION 1. CONSTRUCTION
Front View
Rear View
Front View
b KM-201BWH
With Tank Removed
Rear View
Front View
c KM-260BWH
Rear View
With Tank Removed
Drain Valve Cleaning Valve Water Valve Pump Motor
d ICEMAKING COMPARTMENT
Float Switch
Spray Tube Evaporator Water Supply Pipe Separator
a ONE MINUTE FILL CYCLE
2. SEQUENCE OF OPERATION
b INITIAL HARVEST CYCLE
c FREEZE CYCLE
f SHUTDOWN
e NORMAL HARVEST CYCLE
DRAIN
3. CONTROL BOARD
Power.BHOFUJDRelay$POUBDUPS
a CONTROL BOARD LAYOUT
Control Board
$POUSPM#PBSE
b Harvest Backup Timer and Freeze Timer
b FEATURES
c High Temperature Safety
d Low Water Safety
f LED Lights and Audible Alarm Safeties
a Default Dip Switch Settings
c CONTROLS AND ADJUSTMENTS
c Pump-OutTimer S1 dip switch
b Harvest Timer S1 dip switch
e Harvest Pump Timer S1 dip switch
d Pump-OutFrequency Control S1 dip switch
f Freeze Timer S1 dip switch
Control Board P00013-02
g Pump-OutPump Motor Delay S2 dip switch
Control Board P01771-02
k Refill Counter S2 dip switch 3 Program Ver
d CONTROL BOARD CHECK PROCEDURE
n Anti-SlushControl S2 dip switch 6 Program Ver
4. THERMISTOR
e CONTROL BOARD REPLACEMENT
5.BIN CONTROL
b BIN CONTROL CHECK PROCEDURE
a EXPLANATION OF OPERATION
a CONTROL SWITCH
6. SWITCHES
b SERVICE SWITCH
aDRAIN
c WASH
b CIRCULATE
1. WATER CIRCUIT AND REFRIGERANT CIRCUIT
III. TECHNICAL INFORMATION
a KM-201BAH, KM-260BAH
b KM-201BWH, KM-260BWH
2. WIRING DIAGRAM
a KM-201BAH
3. TIMING CHART
HARVEST CYCLE
b KM-260BAH
HARVEST CYCLE
c KM-201BWH
FREEZE CYCLE
d KM-260BWH
a KM-201BAH
4. PERFORMANCE DATA
APPROXIMATE ICE
b KM-260BAH
APPROXIMATE ICE
c KM-201BWH
㫃㪼㫊㫊㩷㫋㪿㪸㫅㩷㪈㪇㩷㪧㪪㪠㪞
APPROXIMATE ICE
d KM-260BWH
㫃㪼㫊㫊㩷㫋㪿㪸㫅㩷㪈㪇㩷㪧㪪㪠㪞
IV. SERVICE DIAGNOSIS 1. DIAGNOSTIC PROCEDURE
Page
2. NO ICE PRODUCTION
PROBLEM
PROBLEM
3. EVAPORATOR IS FROZEN UP
5. ABNORMAL ICE
4. LOW ICE PRODUCTION
6. OTHER
1.SERVICE FOR REFRIGERANT LINES
V. REMOVAL AND REPLACEMENT
a SERVICE INFORMATION
cEVACUATION AND RECHARGE R-404A
bREFRIGERANT RECOVERY
2. BRAZING
3. COMPRESSOR
4. DRIER
5. HOT GAS VALVE
8Install the new drier see “4. DRIER”
6. EXPANSION VALVE
Fig. 7. AIR-COOLEDCONDENSER
8.WATER-COOLEDCONDENSER CAUTION
9.FAN MOTOR AIR-COOLEDMODEL
Page
9Disconnect the flare-connectionsof the valve
11Install the new valve
16Connect the flare-connections
18Check for water leaks
Fig.
12. PUMP MOTOR
13. WATER VALVE
14. DRAIN VALVE, CLEANING VALVE
3Disconnect the connector of the float switch lead
15. FLOAT SWITCH
7Plug in the icemaker or connect the power source
4Remove the two mounting screws
16. BIN CONTROL SWITCH
17. THERMISTOR
18. CONTROL BOX
ePOWER RELAY
aPOWER SWITCH
bFUSE
cFUSE HOLDER
fCONTROL BOARD TRANSFORMER
19. WATER TANK
Fig. 21. SEPARATOR
20. CUBE GUIDE
3Remove the top cover and front cover. See Fig
22. SPRAY TUBE, WATER SUPPLY PIPE, SPRAY GUIDE
1Open the door
23. DOOR
1. CLEANING
VI. CLEANING AND MAINTENANCE INSTRUCTIONS
aCLEANING PROCEDURE
8Same as step
a EXTERIOR PANELS
2. MAINTENANCE
b STORAGE BIN AND SCOOP
c AIR FILTER AIR-COOLEDMODEL
3. PREPARING THE ICEMAKER FOR LONG STORAGE
d CONDENSER AIR-COOLEDMODEL
bDrain the potable Water Tank
“DRAIN” position
6Turn off the power supply at the breaker box
4Close the door
5Replace the louver in its correct position