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5.7 Discharge Line Check Valves
Under certain conditions a discharge line check valve is
a valuable means for preventing condensed refrigerant
from migrating into the cylinder heads of an idle com-
pressor.
5.8 Suction Cut-Off Capacity Control
Suction cut-off unloading is an option for all four and six
cylinder Carlyle 06D/E compressors. The capacity con-
trol operation and application requirements are found in
the Section 1 of this manual and should be carefully
reviewed. Shown below are the capacity control pack-
ages available.
5.9 Cylinder Head Cooling Fans
Cylinder head cooling fans are required in certain low
temperature, high compression ratio applications to
keep internal compressor temperatures within limits.
Capacity Control Packages – Suction Cut-Off Unloading
*Electric coil is NOT included with 06DA660089 & 06EA660138 electric capacity control package – see coil packages below.
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