Hoshizaki KM-201BWH, KM-260BAH, KM-201BAH, KM-260BWH service manual Contents

IMPORTANT

This manual should be read carefully before the icemaker is serviced or maintenance operations are performed. Only qualified service technicians should install, service, and maintain the icemaker. Read the warnings contained in this booklet carefully as they give important information regarding safety. Please retain this booklet for any further reference that may be necessary.

CONTENTS	PAGE
I. SPECIFICATIONS -------------------------------------------------------------------------------------	1
1. SPECIFICATIONS----------------------------------------------------------------------------------	1
[a] KM-201BAH -------------------------------------------------------------------------------------	1
[b] KM-260BAH -------------------------------------------------------------------------------------	2
[c] KM-201BWH-------------------------------------------------------------------------------------	3
[d] KM-260BWH ------------------------------------------------------------------------------------	4
II. GENERAL INFORMATION -------------------------------------------------------------------------	5
1. CONSTRUCTION ----------------------------------------------------------------------------------	5
[a] KM-201BAH, KM-260BAH -------------------------------------------------------------------	5
[b] KM-201BWH ------------------------------------------------------------------------------------	6
[c] KM-260BWH-------------------------------------------------------------------------------------	7
[d] ICEMAKING COMPARTMENT -------------------------------------------------------------	8
2. SEQUENCE OF OPERATION ------------------------------------------------------------------	9
[a] ONE MINUTE FILL CYCLE------------------------------------------------------------------	9
[b] INITIAL HARVEST CYCLE ------------------------------------------------------------------	9
[c] FREEZE CYCLE -------------------------------------------------------------------------------	9
[d] PUMP-OUT CYCLE ---------------------------------------------------------------------------	9
[e] NORMAL HARVEST CYCLE -------------------------------------------------------------	10
[f] SHUTDOWN ----------------------------------------------------------------------------------	10
3. CONTROL BOARD ------------------------------------------------------------------------------	12
[a] CONTROL BOARD LAYOUT -------------------------------------------------------------	13
[b] FEATURES ------------------------------------------------------------------------------------	14
[c] CONTROLS AND ADJUSTMENTS------------------------------------------------------	16
[d] CONTROL BOARD CHECK PROCEDURE-------------------------------------------	21
[e] CONTROL BOARD REPLACEMENT---------------------------------------------------	22
4. THERMISTOR-------------------------------------------------------------------------------------	22
5. BIN CONTROL------------------------------------------------------------------------------------	23
[a] EXPLANATION OF OPERATION --------------------------------------------------------	23
[b] BIN CONTROL CHECK PROCEDURE ------------------------------------------------	23
6. SWITCHES ----------------------------------------------------------------------------------------	24
[a] CONTROL SWITCH-------------------------------------------------------------------------	24
[b] SERVICE SWITCH --------------------------------------------------------------------------	24
III. TECHNICAL INFORMATION --------------------------------------------------------------------	26
1. WATER CIRCUIT AND REFRIGERANT CIRCUIT---------------------------------------	26
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