Outlet Valve Fitting Repair - Graco 16N657 Operation

Outlet Valve Fitting Repair

This equipment stays pressurized until pressure is
manually relieved. To help prevent serious injury from
pressurized fluid, such as skin injection, splashing fluid
and moving parts, remove battery and follow the
Pressure Relief Procedure when you stop spraying
and before cleaning, checking, or servicing the
equipment.
Move sprayer to a non-hazardous area before servicing.
NOTE: Before doing any repair to pump, perform
Flushing Sprayer procedure, page 16.
Removal
1. Engage trigger lock and pull prime/spray valve UP
to release pressure.
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2. Remove battery.
3. Remove outlet valve fitting access plug.
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4. Use tool (supplied) to loosen and remove outlet
valve fitting. Make sure old o-ring, seat, outlet valve
fitting, and spring are out of pump outlet cavity.
Installation
1. Screw outlet valve fitting into threads. Use tool
(supplied) and tighten to 8 ft-lb (11 N•m).
2. Press outlet valve fitting access plug into place.
Outlet Valve Fitting Repair
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