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User’s Troubleshooting 

This Troubleshooting Chart is not prepared to replace the training required for a 
professional refrigeration service person, not is it comprehensive. 

 

Complaint 

Possible Causes 

Response 

1. Unit not running 

a.  Power cord not plugged 
b.  No power from supply 
c.  Incorrect or loose wirings 
d.  Low voltage 
e.  Setting  higher  than

ambient temperature 

f. 

Waiting for cut-in 

g.  Defrost light blinking 
h.  Compressor light blinking 
i. 

Defective controller 

a.  Check power cord 
b.  Check receptacle and fuses 
c.  Check all wirings and connections 
d.  Contact an authorized electrician 
e.  Lower temperature setting 

 

f. 

Wait 

g.  Unit is under defrost mode 
h.  Unit is under anti-short cycle delay 
i. 

Call service for diagnosis 

2. Unit not starting 

, but 
temperature 
rising high 

a.  Anti-short cycle 

a.  Reset AC 

3.  Temperature 

fluctuating 

a.  Air probe 

a.  When  using  an  air  probe,  the  wine 

bottle temperature is  mainly controlled 
by the average air temperature. If the 
set-point  is  55

°

F  with  the  differential 

4F, 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 

air 

temperature 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 fluctuating. 

4. Temperature 

high, unit 
stopping and 
starting 
normally 

a.   Temperature setting high 

a.  Lower the setting 

5. Temperature 

high, unit 
stopping and 
starting with 
short running 
time 

a.  Air 

probe 

touching 

the 

evaporator 

coil, 

displaying 

temperature ok 

b.  Air  probe  in  cold-air  supply, 

displaying temperature ok 

c.  Failed controller and probe 

a.  Move  the  air  probe  away  from  the 

evaporator 

 

b.  Move  the  air  probe  away  from  the 

cold-air supply 

c.  Call service for diagnosis 

6.  Temperature 

high or not 
cooling and 
running 
continually 

a.  Improper cellar insulation & 

seal 

 

b.  Cellar too large 
c.  Ambient temperature too high 
d.  Exhaust  restricted 

a.  Check insulation, gasket and door 

opening 

b.  Check for excessive size 
c.  Check installation location 
d.  Leave minimum 3  feet clearance for 

the  hot  air  exhaust  side  and  leave 

Содержание WINE-MATE WM-2520SSV

Страница 1: ...Manual WM 2520SSV WM 2520SSV LA WM 4520SSV WM 4520SSV LA WM 6520SSV WM 6520SSV LA www vinotemp com Read and save these instructions Vinotemp International Corp 732 South Racetrack Road Henderson NV 8...

Страница 2: ...cle 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...

Страница 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 26 Warranty 29...

Страница 4: ...temperature surrounding the cellar shall not exceed the temperature of the cellar by more than 25 F No cellar walls shall receive direct sun or strong wind Lighting shall be of low wattage with a tim...

Страница 5: ...SV evaporator units are designed for vertical installation 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 ou...

Страница 6: ...d 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 follo...

Страница 7: ...ock 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 pr...

Страница 8: ...nstrument 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...

Страница 9: ...e 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...

Страница 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 s...

Страница 11: ...ng Clean the condenser coil regularly Coil may need to be cleaned at least every 6 months Use a vacuum cleaner with an extended attachment to clean the coil when it is dusty or dirty 2 Condensate Remo...

Страница 12: ...olingunit turns on at 59 F of airtemperature 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 air temperature is 57 F and then th...

Страница 13: ...art capacitor overload protector compressor c Call service 9 Compressor running but condenser fan not running a Fan blade stuck b Incorrect or loose wirings c Failed motors d Fan cycle control a Check...

Страница 14: ...cessive condensate b High humidity causing excessivecondensate c Drain restricted a Check for any air leak b Use drain line c Clean the drip tray and drain line 17 Condensateinside ducts a Drain line...

Страница 15: ...geration technician 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 b...

Страница 16: ...14 x 12 220V 50Hz 4A 220V 50Hz 3A 10A 45 40 WM 2520SSV LA WM 252SFCV 11 3 8 x 11 3 16 x 41 1 2 WM 252SCUR LA 18 x 14 x 12 220V 50Hz 4A 220V 50Hz 3 5A 10A 45 40 WM 4520SSV WM 452SFCV 11 3 8 x 11 3 16...

Страница 17: ...16 Fig 3 Temperature Controller 4 5 L X 4 5 W X 3 75H Fig 4 WM 252 652SFCV Evaporator Unit...

Страница 18: ...17 Fig 5 WM 252 452SCUR Condensing Unit Fig 6 WM 652SCUR Condensing Unit...

Страница 19: ...be used to extend the air probe 3 Evaporator Unit Location 1 The WM 252 652SFCV evaporator units should be installed for corner mount with the supply air on the top and return air on the bottom 2 Air...

Страница 20: ...Suction Line Drain Line Recommended Initial Charge WM 2520SSV WM 2520SSV LA 75 FT 1 4 OD 3 8 OD 3 4 MPT R134a 19 OZ WM 4520SSV WM 4520SSV LA 75 FT 1 4 OD 1 2 OD 3 4 MPT R134a 26 OZ WM 6520SSV WM 6520...

Страница 21: ...Back Position Normal operation manifold port is closed Front Position Storage operation liquid or suction line connection is closed Middle Position Installation operation all ports are open NOTE The r...

Страница 22: ...se the manifold high and low pressure valves Turn on the power to start the system 7 Check the following temperatures and pressures 8 Adjusting and Completing the Installation 1 Checking pressure cont...

Страница 23: ...installed at the bottom of the compressor and shall be turned on all the time The heater is self regulated B The condenser fan control The condenser fan control is installed at the high side It close...

Страница 24: ...d until it supplies the required CFM Fig 14 Fan Speed Control 3 The subcooling at the condensing unit shall be around 10 F The charge may be complete when there are no more bubbles forming in the liqu...

Страница 25: ...he manifold 9 Pressure Superheat and Subcooling Readings CAUTION To read properly the service valves must be in the middlepositions Complaint Possible Causes 1 High suction pressure and low headpressu...

Страница 26: ...g 15 low to normal suction pressure and highhead pressure Normal to high superheat and high subcooling high evaporator load 7 Undercharge 8 Liquid line restricted after receiver solenoid valve restric...

Страница 27: ...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 condens...

Страница 28: ...27 Fig 17 WM 2520 4520SSV LA Electrical Wiring Diagram Fig 18 WM 6520SSV Electrical Wiring Diagram...

Страница 29: ...28 Fig 19 WM 6520SSV LA Electrical Wiring Diagram...

Страница 30: ...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...

Страница 31: ...F USE OF THE UNIT LOSS OF TIME OR COMMERCIAL LOSS ANY OUTER DAMAGES WHETHER INCIDENTAL CONSEQUENTIAL OR OTHERWISE THIS WARRANTY IS EXCLUSIBE AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR INPLIED...

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