Document 3M76Dne6p4dQyDgpd1QwR7D

Air System Equipment Fans & Blowers T Blower Wheels The Lau Blower Company 2007 Home Avenue, Dept. H, Dayton 7, Ohio Manufacturers of Exhaust and Portable Fans, and Air Conditioning Blowers Direct Drive Blowers--Models DD7, DD9-6, DD9-9, DD9-10 A compact, simplified and inexpensive unit permitting economies in space and installation. Complete blower "package" ... no belts or pulleys. Lau Direct Drive Blowers are made is several standard sizes: DD7, DD9-6, DD9-9, and DD9-10, covering a wide range of capacities. Motors of J-fo bp (DD7 only), 34 bp, or 34Xp are available to fit all DD9 models. Featured also is a LAU adjustable motor-mounting bracket which will fit motors from a number of different motor manufacturers. Ad justable bracket results in greater motor-source selection. Standard Blower Assembly consists of blower wheel, housing with cut-off; and motor. Motor assembled in mounting with neoprene mounting cushions. Standard motors are shaded-pole type; 6 pole, 115V, 60 cycle, A.C. Series "A" Blower Assemblies Housing Base--rigid, braced cross wise. Heavy gage steel. Discharge Outlet--improved design and construc tion. Belt and Shaft--2-stage centerless ground shafting. Bearing Bracket-- 3-point suspension. Same bracket used for various angles of discharge . . Lausteel Pulley--newly improved ... greater strength and performance . . Wheel--Center Suspension, for high and low speed. Offset in Scroll Sides-- reinforces inlet of the venturi for greater strength . . . Bearing Assembly--Lau "Gold Seal," long life, frictionless, self-aligning. New Motor Mounting-- completely adjustable. Permits ANY motor location . . . New Plastic Washer --absorbs shocks. Write for Catalog Pages 707. Mention Blower items you are interested Center Suspended Riveted Wheels Heavy gage steel construction with blades double riveted to end rings and arc welded to center disc. Diameters 18 in. through 30 in. Available.with stand ard steel hubs or Power Lock hubs- Series "A" Spun Wheels Superior design, with center disc construction assures maximum performance. Finished baked enamel, also in Ruspruf or hot dip galvanized. Available with standard steel or Power Lock hubs. S.I. and D.I. Weld Wheels Lau Single and Double Inlet Weld Wheels have individual blades of correct length, width and pitch, machine balanced. In baked enamel, Ruspruf or plated finish. Dia. from 434 in. through 9 in. and widths 2)4 in. through 9 in- 1338 Air System Equipment The Lau Blower Company 2007 Home Avenue, Dept. H, Dayton 7, Ohio Fans Manufacturers of Exhaust and Portable Fans, and Air Conditioning Blowers Lau Series "A" and Gold Seal Bearings SERIES "A" BEARING (at far left). Self-aligning, frictionless, self-oiling Bronze bearing. Held in the housing under uniform spring pressure. "LAU PAK" GOLD SEAL BEARING (at left) requires no lubrication. Ample supply of plastic petroleum is sealed in housing. Long-life, trouble free, noted for its outstanding performance whereever used. Lau Self-Aligning Pillow Blocks Light weight, oil-tight steel housing. Bearing projects beyond edge of housing providing a self-lubricating seat. Durex bush ing feeds oil to shaft by capillary action. Large reservoir. Spring acts to keep spherical surface of bearing and ring in close contact. Spherical bearing surface assures full self-alignment. Long bolt slots permit interchanging with other pillow blocks. Bore sizes in. through 1% in. Write for Blower Catalog Pages 707. Mention issues of interest to you. Lau Constant Speed PULLEYS AND Variable Speed PULLEYS LAUSTEEL pulley--Constant speed pulley is suitable for use with both "A" and "O" Section belts. It is available in diameters of 6 in. to 10 in. inclusive. Gives better performance . . . less friction . . . longer belt life. LAUSTEEL variable speed pulleys and the cast iron variable speed pulleys are available with any one of three (3) standard bores. Each type allows speed variations up to 30 per cent thus assuring noiseless efficient operation for many drive combinations. jVrite for Lau Fan Catalog 715 Contains full details and complete specification data. Ask for a Copy. Famous Lau "Niteair" Exhaust Fans Panel Unit at Right, Rancher Fan at Left Lau "Niteair" Panel Units for Resi dential, Commercial and Industrial use (standard and heavy duty models) in five (5) sizes: 24 in.~30 in.-36 in.-42 in. and 48 in., with four blades properly pitched for greatest suction and air movement. Lau "Niteair" Rancher Fans for dwellings with low-pitched roofs pull air UP thru ceiling opening. Four (4) sizes: 24.in.-30 in.-36 in.-42 in. All Lau Fans carry PFMA Certified Ratings and UL Approval. Guaranteed 5 years; motors carry 1 year manu facturer's warranty. 1339