Service Manual
ManualsBrandsHoshizaki ManualsCommercial Countertop Ice Makers and DispensersDCM-751BAH 35" Stanitary Cubelet Ice Machine and Dispenser with 801 lbs. Daily Ice Production, Built-In 70 lbs. Ice Storage, Corrosion Resistant Stainless Steel Exterior, Advanced CleanCycle24 Design, and Push Button Operation: Stainless Steel
Table Of Contents
- Important Safety Information
- I. Construction and Water/Refrigeration Circuit Diagrams
- II. Sequence of Operation and Service Diagnosis
- III. Controls and Adjustments
- A. Control Board Layout
- B. LED Lights and Audible Alarm Safeties
- C. Settings and Adjustments
- 1. Default Dip Switch Settings
- 2. Infrared Sensor Shutdown Delay (S1 dip switch 1, 2, 3)
- 3. Drain Frequency Control (S1 dip switch 4)
- 4. Continuous Dispensing Timer (S1 dip switch 5 & 6)
- 5. Bin Control Selector (S1 dip switch 7)
- 6. Bin Control Shutdown Delay (S1 dip switch 8)
- 7. Factory Use (S1 Dip Switch 9 & 10)
- D. Power Switch, Control Switch, and Dispense Mode Switch
- IV. Removal and Replacement of Components
- V. Maintenance
- VI. Preparing the Appliance for Periods of Non-Use
- VII. Disposal
- VIII. Technical Information
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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. Inthe factory default position (S1 dip switch 7 in the off position), the gear
motor delay after the upper oat 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
Mechanical Bin Control Backup
30 seconds
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
Setting
Bin Control #1
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.