GPGM3 Installation Manual
7
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Class A, Class B, or Class C roof covering material.
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for service personnel should be provided.
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to locating and mounting the curb and package unit.
• Ductwork must be constructed using industry
guidelines. The duct work must be placed into the roof
curb before mounting the package unit.
•
•
Model Roof Curb
D14CRBPGCHMA
RIGGING DETAILS
WARNING
Refer to the Roof Curb Installation Instructions for proper
curb installation. Curbing must be installed in compliance
Lower unit carefully onto roof mounting curb. While rigging
unit, center of gravity will cause condenser end to be lower
than supply air end.
Unit should be lifted by the 4 holes located at the base
frame corners. Lifting cables should be attached to the
unit with shackles. While rigging unit, center of gravity will
air end. The distance between the unit and the crane hook
up should not be less than 60”. The spreaders bars should
span over the unit to prevent damage to the cabinet from
the lifting cables.
GAS PIPING
-
WARNING