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MD ANDERSON Project No. XX-XXXX

MD ANDERSON PROJECT NAME

A/E Name

Issue Description

A/E Project No.

Month, 00, 0000

C.

Provide water-proof, two-lamp linear fluorescent light fixtures with electronic ballasts manufactured by Lithonia DMW 2 32 MVOLT GEB101S or equivalent, and water proof GFI convenience outlets inside sections before and after coil; before filter, at fan and before silencer compartments.  Light fixtures in each air handling unit compartment shall be independently switched.  Wire lights and outlets to two external 120V, 20A power connections (one for each service) for connection by Division 26.  Fixtures and lamps shall comply with Division 26 requirements.

D.

All wiring shall be 600V rated type MTW/THWN #12 stranded copper in EMT or liquid tight flexible conduit (maximum three (3) feet). All junction boxes shall be UL approved and gasketed.  All conduits installed on the floor inside air handling units shall be rigid steel with steel fittings and diecast boxes.  All EMT conduit and fittings on unit walls and ceiling shall be water tight type.

E.

Provide liquid tight flexible connection to motor; 36-inch maximum length.

F.

Conduit penetrations shall not represent through-metal contact.  Penetrations shall be made and sealed before unit factory testing.

G.

All control wiring shall be shielded.

PART 3 -

EXECUTION

3.01

INSTALLATION

A.

Installation shall meet or exceed all applicable federal, state and local requirements, referenced standards and conform to codes and ordinances of authorities having jurisdiction.

B.

All installation shall be in accordance with manufacturer’s published recommendations.

C.

Install in conformance with ARI 435.

D.

Install factory assembled unit on vibration isolator pads between concrete housekeeping pad and unit base rail.

E.

Condensate drain piping shall be pitched at ¼ inch per foot from the air handling unit.

F.

Do not operate units for any purpose, temporary or permanent, until ductwork is clean, pre-filter media is in place, bearings have been lubricated, and fan array has been test run under observation of the Owner's representative(s).

G.

Contractor shall furnish and maintain and replace clean pre-filter media in each air handling unit as listed in the equipment schedule on the Drawings during start-up and construction. The Contractor shall install the tagged set of new filter products provided by the air handling unit manufacturer for each unit after it has been tested, commissioned and receives final acceptance by the Owner.

H.

Arrange fans and surrounding components in such a way that poor fan performance does not result.

I.

It is the manufacturer's responsibility to verify opening dimensions and installation methods to ensure unit sections and components can be physically installed into the designated space.

The University of Texas

CUSTOM AIR HANDLING UNITS WITH FAN ARRAY SYSTEMS

MD Anderson Cancer Center

23 73 24

MS041113

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