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"B"
REQUIRED
SPREADER
BARS
UNIT
50HCQA,D07
50HCQD08
50HCQD09
NOTES:
1. SPREADER BARS REQUIRED to lift and transport the unit. Top damage will occur if spreader bars are not used.
2. Dimensions in ( ) are millimeters.
3. Hook rigging shackles through holes in base rail, as shown in detail "A." Holes in base rails are centered
around the unit center of gravity. Use wooden top to prevent rigging straps from damaging unit.
Step 7 — Convert to Horizontal and Connect
Ductwork (when required)
Unit is shipped in the vertical duct configuration. Unit
without factory−installed economizer or return air smoke
detector option may be field−converted to horizontal
ducted
configuration.
To
configuration, remove screws from side duct opening
covers and remove covers. Using the same screws, install
covers on vertical duct openings with the insulation−side
down. Seals around duct openings must be tight. See
Fig. 10.
Field−supplied flanges should be attached to horizontal
duct openings and all ductwork should be secured to the
flanges. Insulate and weatherproof all external ductwork,
joints, and roof or building openings with counter flashing
and mastic in accordance with applicable codes.
Do not cover or obscure visibility to the unit's informative
data plate when insulating horizontal ductwork.
PLACE ALL SEAL STRIP IN PLACE
BEFORE PLACING UNIT ON ROOF CURB.
914-1371
(36"-54")
"C"
"A"
SEE DETAIL "A"
MAX WEIGHT
LB
KG
IN
1100
500
88.0
1315
598
88.0
1505
684
88.0
Fig. 9 − Rigging Details
convert
to
horizontal
DUCT END
DIMENSIONS
A
B
MM
IN
2235
40.8
1035
2235
41.6
1057
2235
40.0
1015
Fig. 10 − Horizontal Conversion Panels
14
DETAIL "A"
C
MM
IN
MM
41.5
1055
49.5
1257
49.5
1257
C10410
C06108
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