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P/N 0485219_E
START UP
See the specific model's Technical Data Sheet
for refrigerant settings and defrost requirements .
Bring merchandisers down to the operating
temperatures listed on the data sheet .
Each four foot section has its own evaporator
coil and pre-set non-adjustable thermostat-
ic expansion valve (TEV) . No adjustment is
required . D
o not remove the cap on the
tev
. This cap is to be removed only for
s
valve disassembly . Removal of this cap during
case maintenance will result in refrigerant loss
unless the system is first isolated and the
refrigerant recovered .
CAUTION
!
removal of the tev cap will result in
refrigerant loss unless the system is first
isolated and the refrigerant recovered
WARNING
!
The TEV has been factory set to provide the
recommended performance settings as specified
on the merchandiser data sheets .
STOCKING
Product should NOT be placed in merchandis-
ers until merchandiser is at proper operating
temperature .
Proper rotation of product during stocking is
necessary to prevent product loss . Always
bring the oldest product to the front and set
the newest to the back .
a
ir discharge and reTurn flues musT
remain open and free of oBsTrucTion aT
to provide proper refrigeration and
all Times
air curtain performance . Do not allow prod-
uct, packages, signs, etc . to block these grilles .
HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
START UP / OPERATION
Close-off curtains at the rear of the D5XRRI
and D5XRRIS must be kept closed except
when stocking to avoid adverse refrigeration
performance .
OPTIONAL SHELVING
Product display shelving, lighted or unlighted,
may be added to these cases with the addition
of shelf support kits . These modular kits may
be installed in the entire length or any 4 ft
(1219 mm) section .
Shelf Supports
Two optional shelf support types are available .
The stub shelf supports attach to the top coil
package for one or two rows of shelves . The
other shelf supports are 60 in . (1524 mm) tall,
bolted to the floor, and support up to four
rows of shelves .
.
An 8 ft (2438 mm) merchandiser has two col-
umns of shelves; a 12 ft (3658 mm)
merchandiser has three columns of shelves .
Shelves
Optional shelving is available in 20 in .
(508 mm), 22 in .(559 mm), and 24 in .
(610 mm) size . If using more than one size
shelf in a column, the smallest shelf must be
the highest
Medium Temperature
4-1
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