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2-4
LIQUID LINE
•
May be reduced by one size after one half the
merchandiser run load . Do not reduce below
the merchandiser liquid line connection size .
•
Take-offs to merchandiser liquid lines
should exit the bottom of the branch
liquid line . Provide an expansion loop for
each evaporator take-off (minimum 3 in .
[76 mm] loop) .
Suction Line Return
REFRIGERATION THERMOSTAT
Insight models do not use a defrost termination
thermostat and are time terminated only .
DEFROST SEQUENCES
Insight merchandisers require defrost cycles for
proper operation . Refer to the data sheets for
application data . The Time Clock initiates de-
frost . The evaporator fans continue to circulate
air across the evaporator coil, melting any frost
build-up .
8 Ft Case
(2438 mm)
P/N 0535974 _R
Minimum Loop
3-in. (76 mm)
Liquid Line Take Off
Offtime Defrost
12 Ft Case
(3658 mm)
U.S. & Canada 1-800-922-1919 • Mexico 01-800-890-2900 • www.hussmann.com
If temperature termination is required, an
applicable defrost sensor must be installed on
the case .
MERCHANDISER ELECTRICAL DATA
Technical data sheets are also shipped with the
case . The data sheets provide merchandiser
electrical data, electrical schematics, parts lists
and performance data . Refer to the technical
data sheets and merchandiser serial plate for
electrical information .
ELECTRICAL CONNECTIONS
All wiring must be in compliance with NEC
and local codes . All electrical connections are
to be made in the electrical wireway or Handy
Box .
FIELD WIRING
Field wiring must be sized for component
amperes stamped on the serial plate . Actual
ampere draw may be less than specified .
8 Ft Case
(2438 mm)
Liquid Line
Suction Line
12 Ft Case
(3658 mm)
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