Installation & Assembly

MODELS MD6TU • MD8TU • MD10TU
Page 4
INSTALL THE DAMPER
OUTSIDE AIR
TO CENTRAL SYSTEM
RETURN AIR OR INTERIOR
WALL REGISTER
DAMPER FLAP (Install in
vertical position shown.)
AIR FLOW AIR FLOW
SET SCREW
-
cal position when closed and power is off. The set screw can be
used to adjust the damper opening - thereby balancing the inside
and outside air pressure when the range hood exhausts at high
speed.
PRESSURE SWITCH
OPERATION
The pressure switch is designed to operate when the static

speeds since the pressure is below this limit.
MULTIPLE DAMPERS



INSTALLATION OF
PRESSURE SWITCH AND
PROBE
For the probe & pressure switch to work effectively the roof or
wall cap must have a spring loaded damper. The following Broan
products are recommended:
ROOF CAP MODELS:
437 – High capacity up to 1200 cfm


WALL CAP MODELS:






