insert assembled 90 degree dual elbow and
wall-bracket assembly through wall cutout hole
as illustrated (Fig. 7).
through inlet valve opening and gently squeeze
inlet valve stem further into inner wall assembly
inlet valve mounting screws. Be sure the inlet
valve lid operates freely. Apply glue to an ade-
quate length of tubing and aim it upwards
through the hole and into the 90 degree dual
elbow fitting on the back of the mounting plate.
Join this branch line to the trunk line using a 90
degree sweep tee.
If the inlet valve is to be serviced from the attic,
shorter pieces of tubing joined by couplings
may be required due to overhead space restric-
tions. Precut these pieces and work quickly to
prevent the cement on the end of the tubing
from drying before it reaches the fitting at the
Once metal mount-
ing bracket is com-
pletely inside wall
upwards so metal
plate is flush with
inner wall surface
and inlet valve is
flush with outer wall
surface. You can
insert index finger
NOTE: Mount inlet
valve so lid pulls
down to open.
Now, insert and
screw. Tuck low-
voltage wires and
sides of wall inlet
valve. Adjust inlet
valve for perfect
and tighten both
Having determined the location is suitable, cut
a 2- 1/2" (6.35cm) x 4-3/8" (11cm) hole in the
to the end of a sufficiently long piece of tubing
and pass it up from beneath. If the trunk line is
in the attic, tie a weight to the end of the low-
voltage wire and lower it through the opening.
Remove the wire and pass it through the upper
hole in the trimmed mounting plate. Bare an
inch of both wire leads and wrap them around
the lugs on the back of the valve in a clockwise
direction. Tighten the lugs with a Phillips screw-
Apply cement to the flange on the back of the
and attach a
dual elbow fit-
ting oriented in
Tilt the mount-
ing plate for-
angle it into
the hole in the
hole and pull
outward (See Fig. 10).
wall at the
tion (See Fig.
Now cut or
s t r u c t i o n "
m o u n t i n g
b r a c k e t .