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7
6. Pump Suction Inlet Screen – If internal debris blocks or
restricts the inlet suction screen (FIG 10), manually clean with
hands.
FIG 10 – INLET SCREEN
IL1962
7.
Flange Installation - When the flanges are removed for
maintenance or for any reason, follow the instructions below
for replacement:
(FIG 11 & 12)
a. Place the gasket against the flange
b. Place the 4 screws in the flange. DO NOT tighten
at this time. When all 4 screws are in place, tighten
them diagonally onto the flange. DO NOT over-tighten.
(Recmmended torque is 18~22 in-lbs).
FIG 11 – PLACING GASKET ON FLANGE
FIG 12 – TIGHTENING FLANGE
Screws should be
tightened diagonally
Do not tighten the
screws unevenly
Pipe and flange
should be installed
in a straight line
IL1966
Screw torque is
18~22 in-lb.
Do not over-torque
the screws
Pipe must be straight
1
2
22
IN-LB
c. Install inlet and outlet piping to the unions and then
connect them to pump flanges.