SPX Cooling Technologies 1000, 1200 Specifications, Specification Value, Oil Level Sight Glass

Marley / Sigma 1000/1200 CoolingTower / Specifications: Options

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	Specifications	Specification Value
	Oil Level Sight Glass:	■The oil level sight glass is a convenience
5.4		item that is preferred by many users. The
	Replace paragraph 5.4 with the fol-	same purpose is, of course, served by either
	lowing: A galvanized oil gauge and	the dip stick or the sight glass.
	drain line shall extend from the gear
	reducer to the vicinity of the motor,
	and shall be equipped with a bronze-
	bodied oil level sight glass.
	Miscellaneous Options
	Wood Cold Water Basin:	■ Marley basins are used to permit the installation of towers on
10.1		elevated platforms or foundations. The cross section drawing on
	Replace paragraph 10.1 with the fol-	page 4 shows the relationship of the optional basin, sump and
	lowing: Include a cold water collection	overflow to a typical steel I-beam support platform.
	basin constructed of pressure treated
	Douglas Fir plywood. Basin floor shall
	be 3/4" thick 5-ply, supported by 6"
	deep joists on 2'-0" centers. Basin
	sides shall be 1" thick, 7 ply. The basin
	floor shall lock into a dado groove in
	the sides to form a watertight seal. A
	depressed, side outlet sump of either
	FRP or hot-dip galvanized steel having
	a 1/4" thick faceplate drilled for a stan-
	dard class 125 ASME flange connec-
	tion will be included. An appropriately
	sized (4" diameter or larger) galvanized
	standpipe overflow shall be provided.
	The standpipe shall be removable for
	flush-out cleaning of the basin. A float-
	operated, mechanical makeup valve
	shall also be included, installed adja-
	cent to the endwall access door.
	Redwood Components:	■ Most of the wood components in the tower are available of pres-
		sure treated redwood. However, redwood lacks the strength of
	Hot Water Basin Covers:	Douglas Fir, which may require structural modifications of the
7.3		tower. Please discuss the available redwood options with your
	Add the following paragraph in	Marley sales representative.
	the Hot Water Distribution System
	section: The distribution basins shall	■These covers are designed to keep leaves and debris out of the
	include treated Douglas Fir plywood	circulating water system. They also serve to suppress algae for-
	covers at least 3/4" thick. These covers	mation by shielding the incoming hot water from direct sunlight.
	shall be designed to withstand 60 psf
	live load, and shall be easily removable
	for maintenance.
	Air Inlet Screens:	■ In wooded or windy areas, these screens help to keep leaves or
6.3		blowing debris out of the cooling tower and circulating water
	Add the following paragraph to the	system.
	Fill, Louvers and Drift Eliminators
	Section: The air inlet faces of the
	tower shall be covered by 1" mesh
	hot-dip galvanized welded wire
	screens. Screens shall be mounted in
	galvanized steel U-edging and shall be
	removable.