Hoshizaki KM-1300MAH, KM-1300MWH, KM-1300MRH service manual Removal and Replacement of Spray Tubes

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7)Remove the closed end connectors from the Pump Motor leads.

8)Remove the two screws and the Pump Motor Bracket.

9)Remove the Pump Housing, and check the Impeller.

10)If the Impeller is defective, install a new Impeller.

11)Install the new motor or new parts, and replace the removed parts in the reverse order of which they were removed.

12)Turn on the power supply, and check for leaks.

13)Replace the Front Panel in its correct position.

15. REMOVAL AND REPLACEMENT OF SPRAY TUBES

1)Turn off the power supply.

2)Remove the Front Panel and the Insulation Panel.

3)Remove the Rubber Hoses from the Spray Tubes (Water Supply Pipe).

4)Release the Clamps, and disconnect the Rubber Hoses.

5)Remove the Spray Tubes by squeezing the side tabs.

6)Install the new Spray Tubes, and replace the removed parts in the reverse order of which they were removed.

7)Replace the panels in their correct positions.

8)Turn on the power supply.

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Contents KM-1300MAH KM-1300MWH KM-1300MRH Hoshizaki AMERICA, INC Contents Maintenance KM-1300MAH Air-cooled Specifications2a. KM-1300MWH Water-cooled 2b. KM-1300MWH Water-cooled Serial No. M10156D KM-1300MRH Remote air-cooled Condensing Unit URC-12F Specifications Model URC-12F II. General Information Construction KM-1300MWH Water-cooled KM-1300MRH Remote air-cooled Controller Board Features of Control Products E Controller BoardController Board SOLID-STATE ControlPage Freeze Cycle Beep every 3 sec. = High Evaporator Temperature 127 FMinute Fill Cycle Harvest CycleControl Products HOS-001A Board Sequence 1st Cycle 2nd Cycle and after with pump drain 2nd Cycle and after with no pump drain Controls and Adjustments Setting Time Setting Frequency Checking the Controller Board Page III. Technical Information KM-1300MWH Water-cooled KM-1300MRH Remote air-cooled KM-1300MAH Air-cooled and KM-1300MWH Water-cooled Wiring DiagramsCut-out 412 ±21.3 Psig Cut-in 327±21.3 Psig Timing Chart Page Performance Data Serial # L00001F to M10155C KM-1300MWH Water-cooled Serial # M10156D KM-1300MRH Remote air-cooled Problem Possible Cause Remedy IV. Service Diagnosis No ICE ProductionController Board Problem Possible Cause Remedy LOW ICE Production Evaporator is Frozen UPOthers Abnormal ICERefrigerant Recovery Service for Refrigerant LinesEvacuation and Recharge R-404A Brazing Removal and Replacement of Compressor Important Removal and Replacement of Drier Removal and Replacement of Expansion Valve Removal and Replacement of HOT GAS Valve and Line Valve Removal and Replacement of Evaporator Important Page Page Page Removal and Replacement of Thermistor Important Removal and Replacement of FAN Motor Removal and Replacement of Pump Motor Removal and Replacement of Water ValveRemoval and Replacement of Spray Tubes Preparing the Icemaker for Long Storage VI. Maintenance and Cleaning InstructionsPage Cleaning Cleaning Procedure Sanitizing Procedure Following Cleaning Procedure Page Maintenance