Hoshizaki HFW 77 Service Manual
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Hoshizaki HFW 77 Service Manual

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COMMERCIAL FREEZER
HFW 77 & 147
Date
12-01-15
Rev No
0
DOC NO
RBC/SM/12-01-
16
1

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Summary of Contents for Hoshizaki HFW 77

  • Page 1 Date 12-01-15 Rev No DOC NO RBC/SM/12-01- COMMERCIAL FREEZER HFW 77 & 147...

  • Page 2: Table Of Contents

    Table of Contents: CONTENT PAGE NO Safety Instructions Product Indent Use Dimension Layout Exploded View of all parts Technical Specification Procedure to open the CANOPY Procedure to replace the Evaporator fan motor Procedure to replace the Dew Collector Procedure to replace the Defrost Heater Procedure to replace the Defrost Sensor Procedure to replace the Appliance Sensor Procedure to replace the Condenser Fan Motor...

  • Page 3: Safety Instructions

    Safety instructions: The following instructions contain important safety precautions an should be strictly observed WARNING: There is a possibility of death or serious injury to the service person and a third party or the user due to improper service operations or defects in serviced products.
  • Page 4 4) When unbrazing the refrigeration circuit connections, check that the circuit is completely evacuated. The refrigerant may produce a poisonous gas when coming in contact with an open flame. 5) Do not braze in an enclosed room to prevent carbon monoxide poisoning . 6) In case of a refrigerant leak, locate and repair the leaking part completely before recharging the refrigerant and checking for further leaks.

  • Page 5: Product Indent Use

    R404A as refrigerant, CFC free insulation and are classified climatic class T (5) i.e. Ambient 40°C and 40% RH Nomenclature H – Hoshizaki F – Freezer W– Made by Western Refrigeration 7/14 – width in cm (70 / 140)
  • Page 6 DIMENSIONAL LAYOUT: 2 DOOR FREEZER:...
  • Page 7 DIMENSIONAL LAYOUT: 4 DOOR FREEZER:...
  • Page 8 EXPLODED VIEW:...
  • Page 9 INSTALLATION REQUIREMENTS: LOCATION: For best operating results, 1) The freezer should not be located next to ovens, grills and other high heat producing equipments. 2) The location should provide a firm foundation for the equipments. 3) Avoid a site where dripping is not allowed. Especially a side by side , back to back installation.
  • Page 10 4) Turn the unit 90 degrees on the pallet, tilt the unit sideways, and screw in the two adjustable legs. 5) Tilt the unit in opposite direction and screw the other two legs. 6) Slide out the pallet form the unit. 7) Level the freezer in both left and right, front and rear sides.

  • Page 11: Technical Specification

    TECHNICAL SPECIFICATIONS: HFW-77 PARAMETERS DETAILS HFW-77MS4 Model name Gross volume 628 Liters Net volume 593 Liters Temperature setting range -7°C to -23°C 1 hours 23 mins @ 40.6°C ambient No load @ ambient condition and 75% RH (D condition) 700 (W) x 810 (D) x 2050 (H - with External dimensions (mm) 150mm leg) Internal dimensions (mm)
  • Page 12 17 Power source (primary) Electric / 230V AC / 50 Hz Solid core / Danfoss / 023Z8128 18 Filter drier type / make / model (DCL032S x 2/3mm) Capillary bore / length / number / 0.044" / 3000mm / 1 no / 2000mm heat exchange 20 Refrigerant number / mass R404A / 550 gram...
  • Page 13 Outer cabinet material SS 430 2B hair line No. 4 finished 10 Inner cabinet material SS 430 2B mirror finished 11 Net weight 184 Kg 12 Insulating material / thickness PUF (CFC free) / 50mm Shelves external dimension (mm) / 630 (W) x 625 (D) / 8 nos quantity Solid swing door/ SS 430 2B hair line...
  • Page 14 PROEDURE TO OPEN THE CANOPY: Step 1: Catch the canopy on both sides at the bottom Step 2: After that pull canopy on your side, the locks will release at bottom as shown in figure Step 3: Then remove the canopy by lifting it up as shown in figure After removing the canopy we can get the access to machine room for service.

  • Page 15: Procedure To Replace The Evaporator Fan Motor

    PROCEDURE TO REPLACE EVAPORATOR FAN MOTOR: INDEX SAP CODE DESCRIPTION 1107300 EVAP FAN MOTOR BRACKET MOTOR 10W – 1503912 ELCO(NET4T10ZVN022) 1502215 WASHER W6 SUS...
  • Page 16 1502114 SCREW + N4 X 8 SUS 1500876 IMPELLER 5 X 8 " V34 DEG SUPPLIED WITH MOTOR WASHER MOTOR SUPPLIED WITH MOTOR SCREW MOTOR PROCEDURE TO REPLACE DEW COLLECTOR HEATER:...

  • Page 19: Procedure To Replace The Condenser Fan Motor

    PROCEDURE TO REPLACE CONDENSER FAN MOTOR:...
  • Page 20 HOW TO ENTER INTO THE CONTROLLER PERAMETERS: 1) Open front panel 2) Press the set key for 3 seconds. The screen displays the PS menu. Press the set button again, the screen displays zero, use up and down key to input the password 22.

  • Page 22: Procedure To Replace The Door Switch

    PROCEDURE TO REPLACE DOOR SWITCH:...

  • Page 23: Procedure To Replace The Door Gasket

    PROCEDURE TO REPLACE DOOR GASKET: PROCEDURE TO REPLACE DOOR ASSEMBLY:...
  • Page 25 CAREL CONTROLER PROGRAM: CAREL PJEZC0P000 ELECTRONIC TEMPERATURE CONTROLLER PARAMETER SETTINGS FOR Revision HFW MODELS Date 25-Sep-14 Display Parameters Min. Max. Factory HFW- HFW-147MS4 setting 77MS4 controller PASSWORD Control temperature ºC/ºF PROBE PARAMETER Mesurment stability Select Probe / input displayed (*) Select °C / °F (0=°C, 1=°F) Disable decimal point Preobe calibration...
  • Page 26 High condenser temperature alarm delay FAN PARAMETERS (**) Fan Management: 0=fans on excluding specific phases; 1=fans on according to parameter F1 excluding specific phases (**) Fans shutdown temperature (**) ºC/ºF Fans off when compressor off (**) Fans status during defrost (**) 0=fan ON;...

  • Page 27: Wiring Drawings

    Wiring Drawing:...

  • Page 29: Trouble Shooting

    Trouble Shooting:...
  • Page 31 DISPOSAL:...

This manual is also suitable for:

Hfw 147Hfw-77ms4Hfw-147ms4Hfw-147ls4-ldgnHfw-77bls4-ldgnW81210002 ... Show all

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