Rooftop Installation
ROOF CURB INSTALLATIONS ONLY
NOTE: Sufficient structural support must be determined prior to locating and mounting the curb and package unit.
Curb insulation, cant strips, flashing and general roofing material are furnished by the contractor.
Curbing must be installed in compliance with the National Roofing Contractors Association Manual. Construct duct work using current industry guidelines. The duct work must be placed into the roof curb before mounting the package unit.
RIGGING DETAILS
WARNING
TO PREVENT PROPERTY DAMAGE, THE UNIT SHOULD REMAIN IN AN UPRIGHT POSITION DURING ALL RIGGING AND MOVING OPERATIONS. TO FACILITATE LIFTING AND MOVING WHEN A CRANE IS USED, PLACE THE UNIT IN AN ADEQUATE CABLE SLING.
WARNING
TO AVOID POSSIBLE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH, ENSURE THE ROOF HAS SUFFICIENT STRUCTURAL STRENGTH TO CARRY THE WEIGHT OF THE UNIT(S), ROOF CURB, SNOW LOADS, AND WATER LOADS AS REQUIRED BY LOCAL CODES. CONSULT A STRUCTURAL ENGINEER TO DETERMINE THE WEIGHT CAPABILITIES OF THE ROOF.
CAUTION
TO AVOID POSSIBLE PERSONAL INJURY, A SAFE, FLAT SURFACE FOR SERVICE PERSONNEL SHOULD BE PROVIDED.
IMPORTANT: If using bottom discharge with roof curb, duct work should be attached to the curb prior to installing the unit.
Lower unit carefully onto roof mounting curb. While rigging unit, center of gravity will cause condenser end to be lower than supply air end.
Rigging
CIRCULATING AIR AND FILTERS
AIRFLOW CONVERSION
Units can easily be converted from horizontal to
Horizontal Air Flow (Applies to 3 phase models)
Single phase models are shipped without horizontal duct covers. If needed, these kits may be ordered through Goodman’s Service Parts department.
Roof Curb Installation
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