BEXDWG
P/N 3093114_A 2-3
HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
INSULATION
With GAS Defrost
The suction and liquid lines should NOT
contact each other and should be insulated
separately for a minimum of 30 ft (9144 mm)
from the merchandiser.
With OTHER Than Gas Defrost
The suction and liquid lines should be clamped
or taped together and insulated for a minimum
of 30 ft (9144 mm) from the merchandiser.
With EITHER of Above
Additional insulation for the balance of the
liquid and suction lines is recommended wher-
ever condensation drippage is objectionable or
the lines are exposed to ambient conditions.
BRANCH LINE PIPING
Suction Line – All Defrosts
• Pitch in direction of flow.
• May be reduced by one size at one third of
merchandiser run load and again after the
second third. Do NOT reduce below
evaporator connection size.
• Suction returns from evaporators enter at
the top of the branch line.
ATTENTION:
The following information is applicable only
for piping Hussmann merchandisers to
Hussmann refrigeration equipment.
