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-23- 

10. Pressure, Superheat and Subcooling Readings 

CAUTION 

 

To  read  properly,  the  service  valves  must  be  in  the  middle 
positions. 

 

Complaint 

Possible Causes 

1)  High  suction  pressure  and  low

head pressure 
Zero superheat and zero subcooling 

2)  High  suction  pressure  and  low

head pressure 
Low superheat and low subcooling 

3)  High  suction  pressure  and  high

head pressure 
Low superheat and high subcooling 

4)  High  to  normal  suction  pressure  and  high 

head pressure 
Low subcooling 

5)  High  suction  pressure  and  high

head pressure 
Low superheat and low subcooling 

6)  High  suction  pressure  and  high

head pressure 
High superheat 

7)  Low  suction  pressure  and  low

head pressure 
High superheat and low subcooling 

8)  Low suction pressure and low to normal 

head pressure 
High superheat and high subcooling 

9)  Low  suction  pressure  and  low

head pressure 
Normal  to 

high  superheat 

and

 

low subcooling 

10) Low  suction  pressure  and  low

head pressure 
Low superheat and low subcooling 

11) Low suction pressure and low to normal 

head pressure 
High  superheat  and  normal  to
 

high subcooling 

12) Low  suction  pressure  and  normal  head 

pressure 
High superheat and normal subcooling 

13) Low  suction  pressure  and  high

head pressure 

1)  Compressor may be bad 

 

 

2)  Expansion valve  opened, too 

much oil 

 

3)  Overcharge 

 

 

4)  Non-condensable gas 

 

 

5)  Water  restricted,  bad  water 

regulator or dirty condenser 

 

6)  High cellar  temperature, high 

evaporator load 

 

7)  Undercharge 

 

 

8)  Liquid  line  restricted  after 

receiver, 

solenoid 

valve 

restricted 

9)  Suction line restricted 

 
 

10) Air  restricted  at  evaporator, 

evaporator iced 

 

11) Evaporator restricted 

 

12) Expansion valve restricted 

13)Both 

evaporator 

and 

condenser  restricted;  liquid 

Summary of Contents for WINE-MATE WM-2500SSVWC

Page 1: ...eration Care Installation Manual WM 2500SSVWC WM 4500SSVWC WM 6500SSVWC www vinotemp com Read and save these instructions Vinotemp International Corp 732 South Racetrack Road Henderson NV 89015 Tel 800 777 VINO Fax 310 886 3310 Email info vinotemp com ...

Page 2: ...acle installed by a qualified electrician DO NOT UNDER ANY CIRCUMSTANCES REMOVE THE POWER CORD GROUNDING PRONG A separate adequately fused and grounded circuit should be available for this appliance Do not remove any grounding wires from individual components while servicing unless the component is to be removed and replaced It is extremely important to replace all grounding wires when components ...

Page 3: ... 2 Table of Contents Cellar Construction Guide 3 Features Specifications 4 Temperature Humidity 6 Care Guide 10 User Troubleshooting 11 Installer s Instructions 14 Electrical Wirings 25 Warranty 27 ...

Page 4: ...t temperature surrounding the cellar shall not exceed the temperature of the cellar by morethan 25 F No cellar walls shall receive direct sun or strong wind Lighting shall be of low wattage with a timer to insure lights are not left on when the cellar is not occupied The cooling system will not be able to maintain the proper temperature if fresh moisture laden air is constantly being introduced to...

Page 5: ... inside a rack or in a wine room corner making them an ideal choice for small and medium wine cellars There are also multiple air inlet and outlet doors for different installations SSVWC cooling systems consist of a remote condensing unit and an evaporator unit and they are connected by a liquid line and an insulated suction line SSVWC condensing units are water cooled so that exhaust ventilation ...

Page 6: ...ient temperature with R13 interior and R19 exterior insulations Higher ambient temperatures or lower insulations will cause reducing capacity and the cellar temperature may not be maintained at 55 F The specifications are listed as follows Model No Capacity Btu h Airflow CFM Max Cellar Size cu ft WM 2500SSVWC 2500 220 250 WM 4500SSVWC 4500 335 1000 WM 6500SSVWC 6500 420 1500 For further info see F...

Page 7: ...lock the keypad SET To enter in the programming mode SET To return to the temperature display 2 Lock and unlock the keys To lock the keys press up down keys until POF is displayed to unlock the keys press up down keys until PON is displayed 3 Display During normal operating conditions the display shows the value measured by the air temperature probe In case of active alarm the temperature flashes ...

Page 8: ...instrument 2 Temperature Setting Set the temperature at 55 F for the optimum aging of wine On initial start up the time required to reach the desired temperature will vary depending on the quantity of bottles temperature setting andsurrounding temperature Allow 24 hours to stabilize the temperature for each new temperature setting operation 3 How to see temperature set point 1 Press and immediatel...

Page 9: ...re regulation differential 4 AC anti short cycle delay min 10 hidden Con compress on with probe faulty min 15 CoF compress off with probe faulty min 30 CF temperature unit F C F Fahrenheit rES display resolution in integer dLy temperature display delay min 1 ot probe calibration 0 LS minimum set point 50 US maximum set point 65 idF defrost interval time hour 12 MdF defrost endurance time min 30 AL...

Page 10: ...lative humidity Use a separate hygrometer to monitor the humidity 10 How to set alarm call 1 Speech notice will be sent to your phones when the cellar temperature is ALU higher or ALL lower than the set point Set 2 In order to test the call function set parameters Ald 0 and dAO 0 After testing set Ald 60 and dAO 23 11 How to set cellar heater The heater turns on at SAA minus Shy the heater turns o...

Page 11: ...eaning To clear any sediment that may accumulate the water regulating valve may be manually flushed Insert screwdrivers under both sides of the valve spring guide and lift upwards to flush 2 Condensate Removing Remove the excessive condensate if it is accumulated in the wine cellar at high humidity conditions ...

Page 12: ... the cooling unit turns on at 59 F of air temperature It may be higher than 59 F if it is in anti short cycle or defrost and turns off at 55 F of air temperature The average airtemperature is 57 F and then the wine temperature is around 57 0 5 F The air is light enough to change so quickly that it maintains relatively constant average temperature that would prevent wine bottle temperature from flu...

Page 13: ...rotector compressor c Call service 11 Temperature low a Low temperature setting b Low ambient temperature c Air probe fault d Temperature controller fault a Raise the setting b Move to another location c Check probe connections or changea new one d Change a new one 12 Evaporator freezing up a Evaporator air flow restriction b Improper condenser cooling c Not stopping due to air leak high ambient t...

Page 14: ...tion b Use dehumidifier c Increase air flow or raise temperature setting 17 Circuit tripping a Incorrect fuse or breaker b Incorrect wirings c Failed components a Check for proper fuse or breaker b Check for wirings and connections c Call service 18 Noisy operation a Mounting area not firm b Loose parts c Compressor overloaded due toimproper condenser cooling d Defective components a Add support t...

Page 15: ...hnician has properly installed the system Proper installation is critical Vinotemp can only warrant the quality of the components The installation and proper operation of the system must be warranted by the installer Installation of the system must be done in accordance with all state and local building and electrical codes The condensing unit and evaporator unit are connected by a liquid line and...

Page 16: ...ctrical Rating Evap Unit Cond Unit Min Circuit Ampacity Weight lb Evap Unit Cond Unit WM 2500SSVWC WM 25SFCV 11 3 8 x 11 3 16 x 41 1 2 WM 250SCUR WC 24 x 18 x 18 115V 60HZ 1A 115V 60HZ 5A 20A 45 40 WM 4500SSVWC WM 45SFCV 11 3 8 x 11 3 16 x 47 1 2 WM 450SCUR WC 24 x 18 x 18 115V 60HZ 1A 115V 60HZ 6A 20A 55 60 WM 6500SSVWC WM 65SFCV 11 3 8 x 11 3 16 x 51 1 2 WM 650SCUR WC 24 x 18 x 18 115V 60HZ 2A 1...

Page 17: ... 16 Fig 4 WM 25 65SFCV Evaporator Unit ...

Page 18: ...t above the floor or the air return area but it shall not be located in the air supply area or other areas where air is not circulated 3 Air probe can be pulled out of the temperature controller up to 5 ft If additional wires are necessary 18 gauge wires may be used to extend the airprobe 4 If the air probe is installed in a return duct the evaporator fans shall be running all the time Meanwhile d...

Page 19: ...nit working inefficiently 3 The maximum permissible water pressure is 150 PSIG If water pressure is excessive a pressure reducing valve must be used to reduce water pressure 4 Service valve operation 5 Refrigeration Piping and Leak Testing NOTE The line connector sizes of liquid filter and indicator the valve connector sizes of condensing unit or the line connector sizes of evaporator unit may not...

Page 20: ...f water drains 6 Water Piping If a water pump is used install it before the water inlet so that the condenser cooling water is fed from the discharge side of the pump Model No Condensing Unit Water Flow 75 F inlet gal min Water in Connection Water out Connection Water Pressure Drop PSI WM 2500SSVWC WM 250SCUR WC 0 2 3 8 FPT 1 2 ODF SOLDER 0 2 WM 4500SSVWC WM 450SCUR WC 0 4 3 8 FPT 1 2 ODF SOLDER 0...

Page 21: ...d high or low pressure hose to the discharge or suction valve and connect it to a vacuum pump 3 Open the manifold high and low pressure valves to evacuate the system 4 Close the manifold high and low pressure valves and switch it to a charging scale 5 Open the manifold high and low pressure valves to charge the system using the recommended initial charge 6 Close the manifold high and low pressure ...

Page 22: ...ustable Pressure Control 3 A fan speed control may be used to adjust the air flow to achieve the specified CFM The fan will run from the minimum speed to full speed with thecontrol knob at the lowest and highest speed position To adjust the minimum speed turn control knob to the lowest speed position then rotate the setting located on the side or front clockwise to decrease the minimum speed or co...

Page 23: ...he evaporator shall be 8 10 F at 55 F wine cellar temperature 8 Again you must verify if the superheat at the evaporator unit is 9 18 F at 55 F 65 F wine cellar temperatures 9 If the superheat is high check the subcooling first to see if the refrigerant charge is sufficient If the charge is not sufficient add more refrigerant Liquid must always be charged into the hide side when the compressor run...

Page 24: ... normal head pressure High superheat and high subcooling 9 Low suction pressure and low headpressure Normal to high superheat and lowsubcooling 10 Low suction pressure and low headpressure Low superheat and low subcooling 11 Low suction pressure and low to normal head pressure High superheat and normal to highsubcooling 12 Low suction pressure and normal head pressure High superheat and normal sub...

Page 25: ...icted beforereceiver 15 Condenser restricted 11 Condensing Unit Troubleshooting Unit not running 1 Incorrect power supply 2 Incorrect or loose wirings 3 Failed components 4 Low pressure switch shutting downthe system 5 high pressure switch shutting downthe system 1 Check for proper voltage 2 Check all wirings and connections 3 Check start relay start capacitor overload protector compressor 4 Check...

Page 26: ...he field wirings Use minimum 14 gauge wires for power lines If equipped with low ambient condition kit use low ambient temperature wiring diagrams A safety switch is always recommended for the condensing unit Fig 14 WM 2500 4500SSVWC Electrical Wiring Diagram ...

Page 27: ... 26 Fig 15 WM 6500SSVWC Electrical Wiring Diagram ...

Page 28: ...plied including any of fitness for a particular purpose In no event shall VINOTEMP be responsible for any consequential damages what is so ever Any modification of VINOTEMP products shall void this warranty Service under Warranty This service is provided to customers within the continental UNITED STATES only VINOTEMP cooling units are warranted to produce the stated number of BTU H While every eff...

Page 29: ... BUT NOT LIMITED 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 There for suitability of t...

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