MBW SP160 - Manual (Page 10)

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5. Insert retaining ring (#15) and make certain it is fully
seated in groove.
6. Coat the inner diameter of the dust wiper (#2) with
grease and insert into main body. The lip of the seal
should be facing out, and the shoulder should be
flush with the surface of the body.
7. Attach trigger (#8) to valve spool with screw (#17). Do
not overtighten screw. place spring in the well of the
trigger (#8).
8. Attach Handle (#3) to body with three screws (#17).
Use Medium strength loctite on these screws.
9. Assemble lower cover (#5) to body with two screws
(#15)
10. Test action of trigger to ensure complete closing of
valve after trigger is released.
Parts Replacement Cycles and Tolerances
Bearings
Replace anytime a bearing is rough, binding, discolored or removed from housing or
shaft.
Hardware
Replace any worn or damaged hardware as needed. Replacement hardware should
be grade 5 and zinc plated unless otherwise specified.
Safety Decals Replace if they become damaged or illegible.
Seals & Gaskets Replace if a leak is detected and at every overhaul or teardown.