Hoshizaki dcm-75ibah Continuous Dispensing Timer S1 dip switch 5, Factory Use S1 Dip Switch 9

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4. Continuous Dispensing Timer (S1 dip switch 5 & 6)

The dispense mode switch must be in the "CONTINUOUS" position for this setting to apply. The factory setting allows ice to be dispensed continuously on push button models and for a maximum of 60 sec. on Opti-Serve models.

S1 Dip Switch Setting

Dispense Time

No. 5

No. 6

 

 

 

 

OFF

OFF

No Limit

 

 

 

ON

OFF

20 Seconds

OFF

ON

60 Seconds

 

 

 

ON

ON

No Limit

 

 

 

5. Bin Control Selector (S1 dip switch 7)

The appliance is factory set for mechanical bin control operation. No adjustment is required. In the factory default position (S1 dip switch 7 in the off position), the gear motor delay after the upper float switch closes is 5 seconds. WARNING! Do not adjust

S1 dip switch 7 out of the factory default position. This dip switch must be left in the factory default position or the appliance will not operate correctly.

S1 Dip Switch

 

 

Setting

Bin Control Application

Gear Motor Delay

No. 7

 

 

 

 

 

OFF

Mechanical Bin Control

5 seconds

 

 

 

ON

Infrared Sensor with

30 seconds

Mechanical Bin Control Backup

 

 

6. Bin Control Shutdown Delay (S1 dip switch 8)

Factory set for normal operation. No adjustment is required. The shutdown delay is the time between the mechanical bin control proximity switch opening and the control board shutting off the appliance.

S1 Dip Switch

Bin Control #1

Setting

Shutdown Delay

 

No. 8

 

 

 

OFF

0.25 Seconds

ON

6.7 Seconds

7. Factory Use (S1 Dip Switch 9 & 10)

Factory set for optimum performance. Do not adjust.

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Contents DCM-751BAH-OS DCM-751BWH-OS Hoshizaki AMERICA, INC Contents Page Important Safety Information Page DCM-751BAH-OS Construction and Water/Refrigeration Circuit DiagramsDCM-751BWH-OS Ice Making Unit Water/Refrigeration Circuit Diagrams Spout Inlet Water Valve Water Supply Float Chart Control Board Sequence Flow Chart DCM-751BH-OSOperation DiagnosisDiagnostic Procedure Service DiagnosisIce Production Check Page Page Page Page Control Board Check High-Pressure Switch HPS 5VDC CB K9 Connector See Fig5VDC CB K9 Connector Component Pin # Wire Color 5VDC CB K8 Connector Component Pin # Wire Color 5VDC CB K8 Connector See FigGear Motor Protect Relay Gmpr Bin Control BC5VDC 0VDC Portion Signal #5 R Red K4 pin closest 5VDC Power Supply #3 W/BK Connector Pin # Wire Color Neutral LBU Open Closed 24VAC CB K2 ConnectorBin Control Check Float Switch Check Float Switch Check and CleaningFloat Switch Cleaning Page No Ice Production Diagnostic TablesNo Ice Production Possible Cause Startup Shutdown No Ice Production Possible CauseIce Dispense-Push Button Ice/Water DispensingIce Dispense-Opti-Serve Water Dispense-Push ButtonIII. Controls and Adjustments DCM-751BH Control Board LayoutDCM-751BH-OS K2 Connector Drain Valve #10 W/BUNo. of Beeps Type of Alarm Reset Options Every 5 sec LED Lights and Audible Alarm SafetiesIcemaking Sequence Sequence Step Energized Components Min MaxDefault Dip Switch Settings Settings and AdjustmentsInfrared Sensor Shutdown Delay S1 dip switch 1, 2 Drain Frequency Control S1 dip switchBin Control Selector S1 dip switch Continuous Dispensing Timer S1 dip switch 5Bin Control Shutdown Delay S1 dip switch Factory Use S1 Dip Switch 9ICE Power Switch, Control Switch, and Dispense Mode SwitchOFF DrainContinuous Dispense Mode SwitchPortion Service for Refrigerant Lines IV. Removal and Replacement of ComponentsBrazing Refrigerant RecoveryEvacuation and Recharge R-404A Evaporator Assembly Components. See Fig Important Notes for Component ReplacementEvaporator Assembly Upper Bearing Wear Check Icemaking UnitRemoval and Replacement of Auger Removal and Replacement of Extruding HeadRemoval and Replacement of Evaporator 5b. Lower Housing Removal and Replacement of Gear Motor Dispense Auger and Agitator Dispense ComponentsDispense and Agitating Motors Maintenance Schedule MaintenanceFrequency Area Task VI. Preparing the Appliance for Periods of Non-Use Page VII. Disposal DCM-751BAH VIII. Technical Information Specification SheetsDesign without prior Potable Water WATER-COOLED Condenser DCM-751BWH779 758 Reference without *marks 738 719 ICE Production Performance Data800 363 Wiring Diagrams DCM-751BH-OS