MECHANICAL SPECIFICATIONS
GENERAL DESCRIPTION
Units shall be
The units shall be factory wired, piped, charged with R- 22 refrigerant and factory tested prior to shipment. All unit wiring shall be both numbered and color coded.
All units shall be manufactured in a facility certified to ISO 9001 standards, and the cooling performance shall be rated in accordance with DOE and ARI test proce- dures. Units shall be classified to UL 1995/CAN/CSA No.
UNIT CABINET
1.Unit cabinet shall be constructed of G90 galva- nized steel, with exterior surfaces coated with a
2.The unit top shall be a single piece “Water Shed” design, with drip edges and
3.Unit shall have a rigidly mounted condenser coil guard to provide protection from objects and per- sonnel after installation.
4.Indoor blower section shall be insulated with up to 3/4” thick, aluminum, foil faced insulation, fastened to prevent insulation from entering the air stream.
5.Cabinet panels shall be “large” size, easily remov- able for servicing and maintenance, with
6.Unit shall be built on a formed,
7.Full perimeter base rails shall be provided to assure reliable transit of equipment, overhead rig- ging, fork truck access and proper sealing on roof curb applications. Base rails shall be removable, when required, to lower unit height.
8.Filters shall be furnished and be accessible through a removable access door, sealed air tight. (Single phase models - accessory kit available. Three phase models - standard from factory.)
9.Units vertical discharge and return duct configura- tion shall be designed to fit between standard 24” O.C. beams without modification to building struc- ture, duct work and base unit.
10.Condensate pan shall be internally sloped and conform to ASHRAE
INDOOR (SUPPLY) FAN ASSEMBLY
1.Fan shall be direct drive, constant CFM, ECM design. Job site selected (BHP) brake horse power shall not exceed the motors nameplate horse power rating.
2.Fan wheel shall be
3.Bearings shall be sealed and permanently lubri- cated for longer life and no maintenance.
4.Fan assembly shall be “Slip Track”
OUTDOOR FAN ASSEMBLY
1.The outdoor fan shall be of the
2.The outdoor fan motor shall be totally enclosed with permanently lubricated bearings and internally protected against overload conditions.
REFRIGERANT COMPONENTS
1.Compressors:
A.Shall be fully hermetic type, direct drive, internally protected with internal
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