MOUNTING POSITIONS OF PROBE & PRESSURE SWITCH
DUCTWORK
AIR
FLOW
DUCTWORK
VERTICAL
MOUNT THE PROBE & PRESSURE SWITCH
PRESSURE
SWITCH
SHEET
METAL
SCREWS
TUBING
(air flow arrow
PRESSURE
SWITCH
TUBING
PROBE
(air flow arrow
pointing in
direction
of air flow)
DUCTWORK
AIR
FLOW
PROBE
GASKET
pointing in
direction
of air flow)
AIR
FLOW
PROBE
(air flow arrow
pointing in
direction
of air flow)
Connect tubing
onto outside of
black fitting.
Drill
3/8" HOLE
in ducting
MODELS MUA006A • MUA008A
DUCTWORK
DUCTWORK
HORIZONTAL
1/4"
SPADE
TERMINALS
LOW
VOLTAGE
WIRES
TUBE CONNECTED
TO BLACK (+) INLET
PRESSURE SWITCH
SET UP FOR
INTERNAL BLOWERS
1/4"
SPADE
TERMINALS
LOW
VOLTAGE
WIRES
TUBE CONNECTED
TO GREY (-) INLET
PRESSURE SWITCH
SET UP FOR
EXTERNAL &
IN-LINE BLOWERS
Page 7
PRESSURE
SWITCH
TUBING
AIR
FLOW
Probe opening
pointing down
AIR
FLOW
Probe opening
pointing down