Broan 433 Installation Guide
Contents
1. and fasten in place See Fig 6 TTT TELE M44 N NN N FRAME N N N N Nr ZAA a lt manu SLUMS AARAA AIDED Fig 6 Outside of attic position the Automatic Shutter within the frame and fasten in place using eight wood screws The shutter should be mounted level and square Make sure that the shutter does not tip backward or forward Do not twist or force the shutter frame as will cause the shutter leafs to bind and not function properly install a drip shield over the top edge of the shutter as shown in Fig 7 Addition of siding trim strips may be required to avoid exposure of raw edges Check the shutter to see that it operates freely Apply a good grade of caulking compound around the frame to seal against the weather See Fig 8 Cut a piece of 3 4 plywood to the dimensions shown or use the square cut out of the sheathing Cut a 15 diameter hole in the center See Fig 9 CAULK THIS EDGE 2 CPSP BAMBARA ALL A Mount the board to the frame Fig 10 2 Mount and install the Gable Mount Powered Attic Ventilator to this board following instructions provided with the ventilator See Fig 10 X LLL OLSI ne m Fig 10 ISS SLIPAEADLA IDOLS V N X2. _ 99041460A nn snd AGPL OLARAI N N N N N This Automatic Shutter is designed to be used with the Gable Mount Powered Attic ventilator Sufficient air in let area should be provided at the opposite side of the house thru louvered openings in the gable or screen ed openings in the eaves Openings near the gable ven tilator should be closed HV recommends one square foot of open air inlet per 300 CFM of ventilator capacity Use 2 x 4 nominal lumber and build a square to the dimensions shown in Fig 1 inside the gable The opening should be positioned so the shutter will be directly beneath the peak of the roof as high as possible in the gable See Fig 1 Drill through wail sheathing and siding at the four corners of the framed out area Holes should be large enough to insert a sabre saw blade See Fig 2 N 19 LEELA L LLAETPALADS N UUR GAR aN aS en X N N N N A N 4 Outside of the attic draw a line between the four holes to provide a guidline for cutting the siding and sheathing See Fig 3 Cut through siding and sheathing with sabre saw to remove the material inside of the framed out area See Fig 4 Build a frame for the shutter with 2 x 4 nominal lumber to the dimension shown See Fig 5 7 8 10 11 XLS INSTALLATION INSTRUCTIONS FOR AUTOMATIC SHUTTER Place the frame in the opening
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