Vinotemp WINE-MATE VINO6500SSD User Manual

Page 4

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• Suction pressure: 30-35 psig
• Head pressure: 125-150 psig at 70 -90

°

F ambient temperatures


The line sizes and refrigerant charges are listed as follows.

MODEL

REFRIGERATION

LINES

LIQUID

LINE

SUCTION

LINE

DRAIN

LINE

CHARGE

VINO-

2500SSD

<= 50 FT

¼” OD

3/8” OD

½” OD

R134a/

19 OZ

VINO-

4500SSD

<= 50 FT

¼” OD

½” OD

½” OD

R134a/

26 OZ

VINO-

6500SSD

<= 50 FT

¼” OD

½” OD

½” OD

R134a/

32 OZ

VINO-

8500SSD

<= 50 FT

3/8”

OD

5/8” OD

½” OD

R134a/

40 OZ


NOTES:
THE VALVE CONNECTION SIZES OF CONDENSING UNIT AND THE LINE

CONNECTION SIZES OF EVAPORATOR UNIT MAY NOT NECESSARY
THE SAME AS THE ABOVE LISTED LINE SIZES.

IF THE CONDENSING UNIT IS INSTALLED ABOVE THE EVAPORATOR

UNIT, USE THE SUCTION LINE ONE LISTED SIZE SMALLER.

EXPANSION AND SOLENOID VALVES ARE INSTALLED ON LIQUID LINE.

6. Pressure, Superheat and Subcooling Readings


CAUTION:
THE VALVES MUST BE IN THE MIDDLE POSITIONS TO READ PROPERLY.

Complaint Possible

Causes

a. High suction pressure and low head pressure
b. High suction pressure and low head pressure
Low superheat and low subcooling
c. High suction pressure and high head pressure
Low superheat and high subcooling
d. High to normal suction pressure and high head pressure
Low subcooling
e. High suction pressure and high head pressure
Low subcooling
f.

High suction pressure and high head pressure

High superheat
g. Low suction pressure and low head pressure
High superheat and low subcooling
h. Low suction pressure and low to normal head pressure
High superheat and high subcooling

i.

Low suction pressure and low head pressure

Low subcooling
j.

Low suction pressure and low head pressure

Low superheat and low subcooling
k. Low suction pressure and low to normal head pressure

a. Compressor may be bad
b. Expansion valve opened, too

much oil

c. Overcharge

d. Non-condensable

gas


e. Air restricted, dirty condenser,

bad condenser fans

f. High room temperature, high

evaporator load

g. Undercharge

h. Liquid line restricted after

receiver, solenoid valve
restricted

i.

Suction line restricted


j. Air restricted at evaporator,

evaporator iced

k. Evaporator

restricted

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