Vinotemp WINE-MATE WM250-850SCU user manual

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VINO2500SSD, 4500SSD
VINO6500SSD, 8500SSD

Installer’s Instruction

Federal law requires that WINE-MATE split cooling systems be
installed by an EPA certified refrigeration technician.

WINE-MATE split system is shipped as components and is ready for use only
after a certified refrigeration technician has properly installed, chatged and tested
the system. Proper installation is critical. Vinotemp can only warrant the quality of
the components. The installation and proper operation of

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• The WM25-85SFCD evaporator units shall be installed for ceiling mount with air supply on both sides and air return on the bottom. • Supply and return air flow from the evaporator unit shall be unobstructed for at least 1 foot. • There is a gravity drain line so that it can not be installed above the evaporator unit. Otherwise a condensation pump must be used. 3. Air Sensor • The air sensor can be located in the wine room or the return air area, but not the supply air area. 4.

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5. Pressure, Superheat and Subcooling Readings NOTES: THE VALVES MUST BE IN THE MIDDLE POSITIONS TO READ PROPERLY. Complaint Possible Causes a. High suction pressure and low head pressure a. Compressor may be bad b. High suction pressure and low head pressure b. Expansion valve opened, too Low superheat and low subcooling much oil c. High suction pressure and high head pressure c. Overcharge Low superheat and high subcooling d. High to normal suction pressure and high

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Back Position: Process and manometer port closed for normal operation Front Position: Main connection to liquid or suction line closed Middle Position: All ports open for vacuum, charge and measurement 7. Electrical Wiring Fig. 2.2 VINO2500 & 4500SSD Electrical Wiring Diagram (VTSTAT) Fig. 2.3 VINO2500 & 4500SSD Wiring Diagram (DIGITAL CONTROLLER) - 3 -

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Fig. 2.4 VINO6500SSD Electrical Wiring Diagram (VTSTAT) Fig. 2.5 VINO6500SSD Electrical Wiring Diagram (DIGITAL CONTROLLER) - 4 -

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Fig. 2.6 VINO8500SSD Electrical Wiring Diagram (VTSTAT, UJ6220Z) Fig. 2.7 VINO8500SSD Wiring Diagram (DIGITAL CONTROLLER, UJ6220Z) - 5 -

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8. Use of the adjustable low pressure control (if applicable) Cut out = 5 psig; Cut in = 25 psig; Differential = 20 psig It may need to adjust the setting in the field to get the right cycle time. 8.1 P70AB-12 Fig. 2.8 P70AB-12 Adjustable Low Pressure Control 8.2 PS2-A7A Fig. 2.9 PS2-A7A Adjustable Dual Pressure Control - 6 -

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Fig. 3.0 PS2-A7A Wiring Diagram 9. Condensing Unit Troubleshooting Unit not running a. Incorrect power supply a. Check for proper voltage b. Incorrect or loose wirings b. Check all wirings and connections c. Failed components c. Check start relay, start capacitor, overload protector, compressor. d. Liquid refrigerant in the compressor d. Call service for OEM information e. Low pressure switch shutting down the unit e. Check for system restriction or low refrigerant