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Important: If using bottom discharge with roof curb, duct-
work should be attached to the curb prior to installing the
unit. Ductwork dimensions are shown in Roof Curb Installa-
tion Instructions.
Refer to the Roof Curb Installation Instructions for proper curb
installation. Curbing must be installed in compliance with the
National Roofing Contractors Association Manual.
Lower unit carefully onto roof mounting curb. While rigging
unit, center of gravity will cause condenser end to be lower
than supply air end.
To assist in determining rigging requirements, unit weights
are shown as follows:
A
Y
COMPRESSOR 1
COMPRESSOR 2
B
X
CORNER & CENTER OF GRAVITY LOCATIONS
RETURN
EVAPORATOR COIL
CG
SUPPLY
DATA
Corner Weight - A
Corner Weight - B
Corner Weight - C
Corner Weight - D
Unit Shipping Weight
Unit Operating Weight
X (Inches)
Y (Inches)
T
O
PREVENT
SEVERE
DAMAGE
FORK
LIFT
UNIT
AFTER
Bring condenser end of unit into alignment with the curb. With
condenser end of the unit resting on curb member and using
curb as a fulcrum, lower opposite end of the unit until entire
unit is seated on the curb. When a rectangular cantilever
curb is used, care should be taken to center the unit. Check
for proper alignment and orientation of supply and return
openings with duct.
R
R
IGGING
EMOVAL
T
O
PREVENT
DAMAGE
SPREADER
BARS
TO
REST
Remove spreader bars, lifting cables and other rigging equip-
C
ment.
ELECTRICAL WIRING
HIGH VOLTAGE !
D
ISCONNECT
ALL
POWER
INSTALLING
THIS
UNIT
. F
BE
PRESENT
AILURE
,
DAMAGE
PERSONAL
INJURY
D
HIGH VOLTAGE !
T
O
AVOID
PERSONAL
,
SHOCK
DO
NOT
TAMPER
INTERNAL
POWER
AND
‐
ARE
FACTORY
INSTALLED
TEST
PRIOR
TO
SHIPMENT
REPRESENTATIVE
IF
ASSISTANCE
T
O
PREVENT
DAMAGE
. F
EDGES
OLLOW
NATIONAL
. D
AND
ORDINANCES
O
.
ACCESS
PANELS
8
CPG Weights (lbs)
090/102
120
195
230
270
330
240
280
330
405
1055
1275
1030
1235
55
55
36
36
CAUTION
TO
THE
BOTTOM
OF
THE
WOOD
STRUTS
HAVE
BEEN
REMOVED
CAUTION
,
TO
THE
UNIT
DO
NOT
ALLOW
CRANE
.
ON
THE
ROOF
OF
THE
UNIT
WARNING
BEFORE
SERVICING
OR
. M
ULTIPLE
POWER
SOURCES
MAY
TO
DO
SO
MAY
CAUSE
PROPERTY
.
OR
DEATH
WARNING
INJURY
OR
DEATH
DUE
TO
ELECTRICAL
. T
WITH
FACTORY
WIRING
HE
CONTROL
WIRING
OF
THESE
UNITS
AND
HAVE
BEEN
THOROUGHLY
. C
ONTACT
YOUR
LOCAL
.
IS
REQUIRED
CAUTION
,
TO
THE
WIRING
PROTECT
WIRING
ELECTRICAL
CODE
AND
ALL
NOT
ROUTE
WIRES
THROUGH
REMOVABLE
150
335
390
295
345
1390
1365
47
33.5
,
UNIT
DO
NOT
.
HOOKS
AND
FROM
SHARP
LOCAL
CODES
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