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WINEMATE Cooling Unit Service Manual WM1500HZD WM2500HZD February 5, 2007 Vinotemp International Inc. www.vinotemp.com

4) Removing the Electronic Controller Figure 2-7 Figure 2-8 1. Unplug

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

1. Unplug the WINEMATE cooling unit or disconnect power. 2. Remove the WINEMATE cooling unit from the enclosure opening. 3. Remover the outer cover

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

3. Servicing and Diagnosis This section instructs you how to service each component inside the cooling unit. I. Component Checking 1) Comp

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 sho

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 st

electronic controller will turn on the compressor and fan motors. Once the selected temperature is sensed, the electronic will turn off the cooling un

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

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.

SAFETY INFORMATION - 1 -

III. Troubleshooting Chart This Troubleshooting Chart is not prepared to replace the training required for a professional refrigeration service pers

g. Low voltage. h. Operating 60 Hz unit at 50Hz i. Sealed system problem j. Undercharge or overcharge installation g. Check power supply h. Us

4. Installation and Operation I. Installation Instructions Select a place to mount the unit where the exhaust airflow is unobstructed for a mini

FRONT VIEW

°F and 55% RH. Products requiring these storage conditions include wine, furs, pastries, tobacco, chocolates and documents. WINEMATE cooling units are

5. Customer Support If you still have problems, please contact us at: Vinotemp International 17631 South Susana Road Rancho Dominguez, CA 90221

6. Warranty I. Limited Warranty VINOTEMP warrants its products to be free from defects due to workmanship or materials under normal use

VINOTEMP’S SOLE LIABILITY FOR ANY DEFECTIVE PRODUCT IS LIMITED TO, AT OUR OPTION, REPAIRING OR REPLACING OF UNIT. VINOTEMP SHALL NOT BE LIABLE FOR: D

TABLE OF CONTENTS 1. Introduction………………………………………………..3 I. Goals and Objectives…………………….…...……………………………3 II. R134a Refrig

1. Introduction VINOTEMP assumes no responsibility for any repairs made on products by anyone other than authorized service technician This manua

• Use dry nitrogen to purge the system. • Do not overcharge the refrigeration system. • Do not leave replacement compressor open to the atmosphere

2. Component Information and Access This section provides you the component information and access inside the cooling unit. The components and thei

II. Component Access 1) Removing the Outer Cover 1. Unplug the WINEMATE cooling unit or disconnect power. 2. Remove the WINEMATE cooling unit fro

Figure 2-3 Figure 2-4 - 7 -

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