Vinotemp WINE-MATE VINO2500HZD Service Manual
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Vinotemp WINE-MATE VINO2500HZD Service Manual

Cooling unit
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WINE-MATE Cooling Unit
Service Manual
VINO1500HZD
VINO2500HZD
Vinotemp International Inc.
www.winemate.com

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Summary of Contents for Vinotemp WINE-MATE VINO2500HZD

  • Page 1 WINE-MATE Cooling Unit Service Manual VINO1500HZD VINO2500HZD Vinotemp International Inc. www.winemate.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 Plate….…………………..…………………………..8 4) Removing the Electronic Controller……………..……………………..9 5) Removing the Thermistor………………………………………………..9 6) Removing Fan Motors…………………………………………………...10...

  • Page 4: Introduction

    1. 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 WINE-MATE VINO1500HZD & 2500 HZD cooling units.
  • 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 Plate

    3) Removing the Fan Plate Disconnect the power cord and compressor cord wires from the terminal block. Remove the 4 rivets to remove the fan plate. Figure 2-5 Figure 2-6 - 8 -...

  • Page 10: Removing The Electronic Controller

    4) Removing the Electronic Controller Figure 2-7 Figure 2-8 1. Unplug the WINEMATE cooling unit or disconnect power. 2. Remove WINEMATE cooling unit from the enclosure. 3. Remove the top large styrofoam cover. 4. Disconnect all three connectors for the electronic controller. 5.

  • Page 11: Removing Fan Motors

    6. Remove the thermistor from the mounting clip on the front of the evaporator. 6) Removing Fan Motors Figure 2-9 The 4 fan motors are attached to the horizontal fan plate. 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. Remove 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) Terminal Block Figure 3-1 A. Live Line (115VAC/60Hz), red wire from the power line B. Neutral Line, white from the power line C.

  • Page 15: Compressor

    2) Compressor The compressor acts as a pump, forcing refrigerant through the sealed system. A. Resistance Figure 3-2 1. Unplug WINEMATE cooling unit or disconnect power. 2. Remove the terminal cover from the compressor. 3. Remove the start relay and overload protector from the compressor. If wiring is removed from the start relay and/or overload protector, carefully label each wire according to its proper location.

  • Page 16: Start Relay

    5. Set the voltmeter to the AC 200 scale. 6. Touch and hold one voltmeter probe to the terminal on the start relay, then touch and hold the other probe to the terminal on the overload protector. 7. The voltmeter shall show a reading of 115 volts. 8.

  • Page 17: Overload Protector

    4) Overload Protector The overload protector is a bi-metal that protects the compressor. If the compressor gets too hot the overload protector opens and stops the compressor. Once it has cooled the overload protector contacts close. 1. Unplug WINEMATE cooling unit or disconnect power. 2.

  • Page 18: Thermistor

    1. The WINEMATE unit needs to be plugged in. 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 shall 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 Response a. Power cord unplugged a. Check for power cord plug 1.Unit not b.
  • Page 21 a. Improper room insulation & seal a. Check for insulation, gasket and 6. “HA” alarm door opening blinking and b. Room too large b. Check for excessive size beeping, c. Ambient temperature too high c. Check for installation location temperature d.
  • Page 22 Refrigerant low or leaking Check current sealed system leakage g. Capillary tube blockage g. Check for low side pressure a. High humidity a. Use drain line 11.Water leak b. Air leak in wine cellar b. Check for any air leak c.

  • Page 23: Customer Support

    4. 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 - 22 -...

  • Page 24: 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 25: 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.

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