Vinotemp WM-1500HZD Service Manual
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Vinotemp WM-1500HZD Service Manual

Cooling unit
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WINEMATE Cooling Unit
Service Manual
VINO1500HZD
VINO2500HZD
February 5, 2007
Vinotemp International Inc.
www.vinotemp.com

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Summary of Contents for Vinotemp WM-1500HZD

  • Page 1 WINEMATE Cooling Unit Service Manual VINO1500HZD VINO2500HZD February 5, 2007 Vinotemp International Inc. www.vinotemp.com...
  • Page 2 SAFETY INFORMATION - 1 -...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS Introduction………………………………………………..3 I. Goals and Objectives…………………….…...……………………………3 II. R134a Refrigerant Service Information...…………..…….3 Component Information and Access………………….5 I. Model and Serial Label Location…………………………………………5 II. Component Access…………………………………………………………6 1) Removing the Outer Cover…………………………..……………...…..6 2) Removing the Inner Styrofoam Cover…..……………………………..6 3) Removing the Fan Shroud…………………..…………………………..8 4) Removing the Electronic Controller……………..……………………..9 5) Removing the Thermistor………………………………………………..9 6) Removing Fan Motors…………………………………………………...10...

  • Page 4: Introduction

    VINOTEMP assumes no responsibility for any repairs made on products by anyone other than authorized service technician This manual has been prepared to provide the information on installing, servicing, troubleshooting and repairing procedures for the WINEMATE 1500HZD & 2500 HZD cooling unit.
  • Page 5 • Use dry nitrogen to purge the system. • Do not overcharge the refrigeration system. • Do not leave replacement compressor open to the atmosphere for more than 10 minutes. • Do not operate the compressor without refrigerant charge in the system. •...

  • Page 6: Component Information And Access

    2. Component Information and Access This section provides you the component information and access inside the cooling unit. The components and their locations are shown Figures 2-1 through 2-11 below. I. Model Number & Serial Label and Component Locations Label Figure 2-1 - 5 -...

  • Page 7: Component Access

    II. Component Access 1) Removing the Outer Cover 1. Unplug the WINEMATE cooling unit or disconnect power. 2. Remove the WINEMATE cooling unit from the enclosure. 3. To remove the outer cover, remove all screws from each side and on the top.
  • Page 8 Figure 2-3 Figure 2-4 - 7 -...

  • Page 9: Removing The Fan Shroud

    Figure 2-5 3) Removing the Fan Shroud Remove the 4 rivets to remove the fan shroud. Figure 2-6 - 8 -...

  • Page 10: Removing The Electronic Controller

    4) Removing the Electronic Controller 1. Unplug the WINEMATE cooling unit or disconnect power. 2. Remove WINEMATE cooling unit from the enclosure opening 3. Remove the top large styrofoam cover. 4. Disconnect all three connectors for the electronic controller. 5. Unsnap the thin plastic cover off the front of the electronic controller. 6.

  • Page 11: Removing Fan Motors

    6. Remove the thermistor from the mounting clip on the front of the evaporator. 6) Removing Fan Motors The 4 fan motors are attached to the horizontal fan shroud. The 4 fan motors are the same and are all powered up at the same time. 1.

  • Page 12: Removing The Compressor

    1. Unplug the WINEMATE cooling unit or disconnect power. 2. Remove the WINEMATE cooling unit from the enclosure opening. 3. Remover the outer cover. 4. Remove the top large styrofoam cover. 5. Remove the terminal cover from the compressor. 6. Remove the start relay by pulling straight out away from the compressor terminal.

  • Page 13: Removing The Condenser

    Note: Any time the sealed system is accessed the filter-drier must be replaced. It is best to cut the drier out of the system, then braze on a new one. 9) Removing the Condenser 1. Unplug the WINEMATE cooling unit or disconnect power. 2.

  • Page 14: Servicing And Diagnosis

    Servicing and Diagnosis This section instructs you how to service each component inside the cooling unit. I. Component Checking 1) Compressor The compressor acts as a pump, forcing refrigerant through the sealed system. A. Resistance 1. Unplug WINEMATE cooling unit or disconnect power. 2.

  • Page 15: Start Relay

    5. Touch and hold one ohmmeter probe to the C (common) terminal, then touch and hold the other probe to the R (Run) terminal. The ohmmeter should show a reading of 3Ω ± 10%. If not, the compressor is bad. 6.

  • Page 16: Overload Protector

    winding. When current flows through the coil, a magnetic force is produced, pulling the relay plunger up. With the relay plunger up, it connect the start winding and the run winding at the same time and the compressor starts. As the compressor reaches its running speed, there is not enough current flowing through the relay coil to keep the plunger up (because of gravity), the start winding is disconnected.
  • Page 17 electronic controller will turn on the compressor and fan motors. Once the selected temperature is sensed, the electronic will turn off the cooling unit. A. Resistance 1. Unplug WINEMATE cooling unit or disconnect power. 2. Disconnect the connector with the red and white wires connected to the input of the electronic controller.

  • Page 18: Thermistor

    2. Locate the red and white wires going to the electronic controller. 3. Set the voltmeter to the AC 200 scale. 4. Touch and hold one voltmeter probe to one of the wire terminals, then touch and hold the other probe to the other wire terminal 5.

  • Page 19: Wiring Diagram

    4. The ohmmeter should show a reading of 50 ohms ± 10%. 5. Reconnect the wires to the proper terminals as previously marked. B. Live voltage 1. The WINEMATE unit needs to be plugged in and turned on. 2. Locate the black and white wires from the fan motor being tested and follow them back to the terminal block.

  • Page 20: Troubleshooting Chart

    III. Troubleshooting Chart This Troubleshooting Chart is not prepared to replace the training required for a professional refrigeration service person, not is it comprehensive. Table 3-1 Troubleshooting Chart Complaint Possible Causes 1. Unit not running a. Power cord unplugged b. No power to unit. c.
  • Page 21 g. Low voltage. h. Operating 60 Hz unit at 50Hz Sealed system problem Undercharge or overcharge 7. House circuit tripping a. Incorrect fuse or breaker b. Incorrect wirings c. Malfunctioning components 8. Noisy operation a. Mounting area not firm b. Loose parts c.

  • Page 22: Installation And Operation

    4. Installation and Operation I. Installation Instructions Select a place to mount the unit where the exhaust airflow is unobstructed for a minimum of 6 inch. The area into which the unit exhausts must be well ventilated. If it is not, heat exhausted by the unit will build up and the unit will not operate properly.
  • Page 23 FRONT VIEW • Cut a rectangular opening with the ¼” clearance to the width and height of the cooling unit. • Screw the exhaust and fresh air grille on the opening from the rear side of the cellar. • Mount the gaskets on the four mounting sides. •...

  • Page 24: Operation Information

    II. Operation Information WINEMATE cooling units are designed to, when installed in a properly constructed enclosure or closet, provide a constant, selectable, temperature ° between 52-62 F while maintaining 55-70% RH at an ambient environment of 75 ° F and 55% RH. Products requiring these storage conditions include wine, furs, pastries, tobacco, chocolates and documents.

  • Page 25: Customer Support

    5. Customer Support If you still have problems, please contact us at: Vinotemp International 17631 South Susana Road Rancho Dominguez, CA 90221 Tel: (310) 886-3332 Fax: (310) 886-3310 Email: info@vinotemp.com - 24 -...

  • Page 26: Warranty Information

    BTU/H. While every effort has been made to provide accurate guidelines, VINOTEMP can not warranty its units to cool a particular enclosure. In case of failure, VINOTEMP cooling units must be repaired by the factory or its authorized agent. Repairs or modifications made by anyone else will void the warranty.

  • Page 27: Limitation Of Implied Warranty

    TO, IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. While great effort has been made to provide accurate guidelines VINOTEMP cannot warrant its units to properly cool a particular enclosure. Customers are cautioned that enclosure construction, unit location and many other factors can affect the operation and performance of the unit.

This manual is also suitable for:

Wm-2500hzdWinemate vino1500hzdWinemate vino2500hzd

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