Guide Speciﬁcations

FORM 100.50-EG5 (108)

GENERAL

Scope

The requirements of the General Conditions, Supple- mentary Conditions, Division 1 and drawings apply to all work herein.

Provide microprocessor-controlled, air-cooled, dou- ble-wall-construction, outdoor packaged rooftop air conditioning product of the scheduled capacities and performance as shown and indicated on the Drawings, including but not limited to:

1.Single-piece rooftop package

2.Charge of refrigerant and oil

3.Electrical power and control connections

4.Supply and return duct connections

5.Factory start-up

Quality Assurance

All units are tested, rated or certiﬁed, as applicable, in accordance with the following standards, guidelines and codes:

1.All units shall meet the latest ASHRAE 90.1 .2004 minimum energy-efﬁciency requirements (EER)

2.Roof curb transition.

3.Piping size and connection/header locations.

4.Electrical power requirements and wire/conduit and overcurrent protection sizes.

5.All costs incurred to modify the building provisions to accept the furnished units.

Warranty: Manufacturer shall warrant all equipment and material of its manufacture against defects in workman- ship and material for a period of eighteen (18) months from date of shipment. Gas heat exchanger is 5 year.

1.The warranty shall include parts only during this period.

2.The warranty shall not include parts associated with routine maintenance, such as belts, air ﬁlters, etc.

Delivery and Handling

Unit shall be delivered to the job site fully assembled, wired, and charged with refrigerant and oil by the manufacturer. Unit shall be stored and handled per Manufacturer’s instructions.

All handling and storage procedures shall be per man- ufacturer’s recommendations.

Submittals

2.All units shall meet the latest ASHRAE 62 require- ments for ventilation and indoor air quality.

3.All units shall be rated in accordance with the ARI Standard 340/360

4.All units shall be tested to ANSI/UL 1995 and CAN/ CSA C22.2 No. 236 standards

5.Gas heating units shall be designed in conform to ANSI Z21.47-1998/CSA 2.3-M98 standards and be carry the UL listing

6.Units shall be ETL and ETL Canada listed

Manufacturers: The design shown on the drawing is based upon products of the manufacturer scheduled. Alternate equipment manufacturers shall be acceptable if equipment meets the scheduled performance and complies with these speciﬁcations. If equipment manu- factured by manufacturer other than that scheduled is utilized, then the Mechanical Contractor shall be respon- sible for coordinating with the General Contractor and all affected Subcontractors to insure proper provisions for installation of the furnished unit. This coordination shall include, but not be limited to, the following:

1. Structural supports for units.

Shop Drawings: Shop drawing submittals shall include,

but not limited to, the following: drawings indicating com- ponents, dimensions, weights, required clearances, and location, type and size of ﬁeld connections, and power and control wiring connections.

Product Data: Product data shall include dimensions, weights, capacities, ratings, fan performance, motor electrical characteristics, and gauges and ﬁnishes of materials.

Documentation:

1.Fan curves with speciﬁed operating point clearly plotted shall be provided.

2.Product data of ﬁlter media, ﬁlter performance data, ﬁlter assembly, and ﬁlter frames shall be provided.

3.Electrical requirements for power supply wiring; including wiring diagrams for interlock and control wiring shall be supplied. Factory and ﬁeld-installed wiring shall be clearly indicated.

4.Operation and maintenance documentation shall be supplied in accordance with Section 01830

– Operation and Maintenance, including but not limited to instructions for lubrication, ﬁlter replace- ment, compressor, motor and drive replacement, coil cleaning, ﬁlter maintenance, spare parts lists, and wiring diagrams.

38	JOHNSON CONTROLS