Viking G6MD Manuel D'instructions page 4

INSTALL THE DAMPER
TO CENTRAL SYSTEM
RETURN AIR OR INTERIOR
WALL REGISTER
AIR FLOW
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
pressure increases to 0.05" Ps or more. It may not operate at low
speeds since the pressure is below this limit.
MULTIPLE DAMPERS
together with one pressure switch and one transformer - for up
to three dampers.
SET SCREW
OUTSIDE AIR
AIR FLOW
DAMPER FLAP (Install in
vertical position shown.)
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.
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MODELS G6MD • G8MD • G10MD
Page 4