Pentair THS Series Installation And User Manual page 7

STEP 1: 4" Valve Installation
Place a gasket of grooved coupling
assembly on the influent and effluent tank
grooved pipe connections. Place valve (V3-
04A) with no flanges on influent grooved
pipe connection, install groove coupling
assembly (Refer to page 5). Place valve
(V3-04B) with flange on thru port on effluent
grooved pipe connection, install groove
coupling assembly. See picture at right for
proper orientation. Snug the nuts to "hand
tight", but do not fully tighten. This will allow
for adjustments during the remainder of the
installation. Please note the orientation of
the valves. The arrows on the valve
covers should be pointing toward the
STEP 2: Tee Assembly Installation
Place gasket of grooved coupling assembly on top
grooved connection of the influent valve. Install the
Tee assembly on the top of the influent valve, and
orient it as shown in picture, install groove coupling
assembly. Snug the nuts to "hand tight", but do not
fully tighten.
Diaphragm Valve Face Piping Kit Installation Manual
5/31/12
tank.
Pg. 6 of 52
Rev. F