Xylem MM 713B Series 93/193 and 94/194 Replacement Floats - Manual (Page 3)

3
d. Prepare Flange Surfaces
Scrape and clean flange surface on
control body and control head.
150-14
92-68
CONDUIT FITTING
TERMINAL PANELS
HEAD ASSEMBLY
CONTROL BODY
B
A
C
e. Replace Head Assembly
• Slide
flange gasket (150-14 for Series
93/193 units and 92-68 for Series 94/194
units) over float ball and float stop
plate.
• Insert head assembly by carefully guiding
float ball into control body.
• Align Gasket and install head bolts ( C).
• Using a torque wrench, tighten head bolts
in an alternating star pattern. Tighten to
14-20 ft•lbs for Series 93 models. Tighten
to 17-21 ft•lbs for Series 94 models.
• Install conduit fitting with attached
wires and secure with two screws ( B).
• Reconnect wiring to terminal
panels in exactly the same position
as removed.
• Replace
switch cover and fasten
with two screws ( A).
IMPORTANT: Care must be taken not to
damage flange surfaces. Nicks, scrapes
or gouges may cause the flange to leak
when in service.