Vinotemp WM-650SCU manual Pressure, Superheat and Subcooling Readings, Complaint Possible Causes

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High side pressure: 130 -150 psig at 75 -90 °F ambient temperatures

The line sizes and refrigerant charges are listed as follows.

MODEL

REFRIGERATION

LIQUID

SUCTION

LINES

LINE

LINE

 

VINO-1500SSL

< 50 FT

1/4"

3/8” OD

OD

 

 

 

VINO-2500SSL

< 50 FT

1/4"

3/8” OD

OD

 

 

 

VINO-4500SSL

< 50 FT

1/4"

1/2” OD

OD

 

 

 

VINO-6500SSL

< 50 FT

1/4"

5/8” OD

OD

 

 

 

DRAIN

LINE

1/2” OD

1/2” OD

1/2” OD

1/2” OD

CHARGE

R134a/

15OZ R134a/

20OZ R134a/

26OZ R134a/

32OZ

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.

Non-condensable gas

 

d.

High to normal suction pressure and high head pressure

 

 

Low subcooling

e.

Air

restricted,

dirty

condenser,

e.

High suction pressure and high head pressure

 

Low subcooling

 

bad condenser fans

 

 

f.

High suction pressure and high head pressure

f.

High

room

temperature,

high

 

High superheat

 

evaporator load

 

 

 

g.

Low suction pressure and low head pressure

g.

Undercharge

 

 

 

 

 

High superheat and low subcooling

h.

Liquid

line

 

restricted

after

h.

Low suction pressure and low to normal head pressure

 

 

High superheat and high subcooling

 

receiver,

solenoid

valve

 

 

 

restricted

 

 

 

 

i.

Low suction pressure and low head pressure

i.

Suction line restricted

 

 

Low subcooling

j.

Air

restricted

at

evaporator,

j.

Low suction pressure and low head pressure

 

Low superheat and low subcooling

 

evaporator iced

 

 

 

k.

Low suction pressure and low to normal head pressure

k.

Evaporator restricted

 

 

 

High superheat and normal to high subcooling

l.

Expansion valve restricted

 

l.

Low suction pressure and normal head pressure

 

 

High superheat and normal subcooling

m. Both evaporator and condenser

m. Low suction pressure and high head pressure

 

High superheat and high subcooling

 

restricted

 

 

 

 

n.

Low suction pressure and high head pressure

n.

Liquid

line

restricted before

 

High superheat and high subcooling

 

receiver

 

 

 

 

o. low to normal suction pressure and high head pressure

o.

Condenser restricted

 

 

 

High to normal superheat and high subcooling

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents WINE-MATESplit System Installation, Operation & Care Manual Table of Contents Important Safety Information Feature Description CFM Cond UnitWM15-25SFCL Evaporator Unit WM150-450SCU Condensing Unit Cellar Construction Installer’s Instruction SSL Split System InstallationAir Sensor Condensing UnitEvaporator Unit Refrigeration Piping and ChargingPressure, Superheat and Subcooling Readings Complaint Possible CausesElectrical Wiring Valve OperationVINO1500-4500SSL Wiring Diagram Digital Controller VINO6500SSL Electrical Wiring Diagram Digital Controller Condensing Unit Troubleshooting Unit not running Temperature Control & Humidity Adjustment Temperature SettingDip-switch description See detail in Vstat instruction Use of the Digital Controller Page Manual Defrost Care Guide Coil CleaningMoisture Removing User’s Troubleshooting Evaporator Unit runningToo long or IcingCustomer Support Limited Warranty WarrantyService under Warranty Limitation of Implied Warranty

VINO-1500SSL, VINO-2500SSL, WM-650SCU, WM-450SCU, WM-15SFCL specifications

Vinotemp is renowned for its innovative wine coolers and refrigerators, catering to wine enthusiasts who appreciate the importance of proper storage conditions. The Vinotemp VINO-6500SSL, VINO-4500SSL, WM-65SFCL, WM-45SFCL, and WM-150SCU are standout models in their lineup, each designed with unique features and technologies to meet diverse needs.

The Vinotemp VINO-6500SSL boasts a stunning stainless steel design that not only enhances its aesthetic appeal but also provides durable construction. With a capacity of 6,500 cubic feet, it can accommodate an extensive collection of wine bottles. Its dual-zone cooling system allows users to set different temperatures, ensuring optimal conditions for both red and white wines. The intuitive digital control panel makes it easy to adjust the settings, and the soft LED lighting illuminates the interior while minimizing heat exposure to the wine.

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The WM-65SFCL model is specifically designed for built-in or freestanding installation, making it a versatile addition to any home. With a capacity of 65 bottles, it offers plenty of space while maintaining a compact footprint. This wine cooler also comes equipped with a state-of-the-art cooling system that uses compressor technology, ensuring consistent temperature control. The sleek design includes a stainless steel frame and tinted glass door, blending seamlessly with modern decors.

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