Warren Controls 313 Overflow Trap - Manual (Page 6)

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2600 Emrick Blvd • Bethlehem, PA 18020 • USA •800-922-0085 • www.warrencontrols.com
FLOAT BALL LEvEL ADjUSTmENT PROCEDURE:
1) remove line pressure and isolate overflow trap. (It is recommended that you have an Inspection Kit
on hand before beginning the procedure.)
2) remove nuts and bolts from end cover.
3) remove end cover from float chamber.
4) remove end cover gasket.
5) remove capscrews holding valve body to float chamber.
6) remove internal valve assembly with float ball from float chamber.
7) Install internal valve assembly with float ball in float chamber with float ball extending out of the
open end of the float chamber. use clamps to secure internal valve assembly with float ball to float
chamber.
8) remove cotter pin and clevis pin from lever bracket. Separate float lever from lever bracket.
9) Loosen jamnut on lever bracket.
10) Adjust engagement of lever bracket with lever bracket base so float ball level is within range of
values shown in float ball Level Table with piston disc seated in valve body and pilot assembly
seated on piston disc, when clevis pin, cotter pin, and float lever are reinstalled in lever bracket.
11) Tighten jamnut to secure lever bracket to lever bracket base. float lever must not bind in lever
bracket.
12) remove clamps and remove internal valve assembly with float ball from float chamber.
13) remove valve body gasket.
14) Clean gasket surfaces of end cover, valve body, and float chamber.
15) Install new valve body gasket in float chamber.
16) Install internal valve assembly with float ball in float chamber. Watch orientation.
17) Install capscrews in valve body and tighten to secure valve body to float chamber.
18) Install new end cover gasket on float chamber.
19) Install end cover on float chamber.
20) Install nuts and bolts in and cover and tighten to secure end cover to float chamber.
OvERhAUL
rebuilding of the overflow trap should not be necessary under normal operating
conditions. Should the overflow trap become worn or defective, parts kits are available.
See Parts/ Overhaul.