142 Part Number 80-1505-3 6/11
Suction Line Temperature
Attach a temperature probe
on the suction line with-in 6"
of the shut-off valve outlet.
Record the low event at the
end of the freeze cycle
Suction line temp. at
the suction shut-off
valve is greater than
10°F (-12.2°C)
at the end of the
freeze cycle
Suction line temp. at
the suction shut-off
valve is greater than
10°F (-12.2°C)
at the end of the
freeze cycle
Suction line temp. at
the suction shut-off
valve is less than
10°F (-12.2°C)
at the end of the
freeze cycle
Suction line temp. at
the suction shut-off
valve is greater than
10°F (-12.2°C)
at the end of the
freeze cycle
Final Analysis
Enter total number of boxes
checked in each column.
Harvest Valve
Leaking
Low On Charge
-Or-
TXV Starving
Refrigerant
Overcharge
-Or-
TXV Flooding
Compressor
S QuietQube Models Single Expansion Valve
Operational Analysis 1 2 3 4
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