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Inlet Valve Removal/Service
24 3A1698F
Inlet Valve Removal/Service
1. Engage trigger lock and pull prime/pressure relief
valve UP to release pressure.
2. Remove material cup, suction tube, and battery.
3. Hold sprayer upside-down and use wrench or
socket to loosen and remove inlet fitting, inlet valve,
and spring.
NOTE: Make sure the spring also comes out. Use
needle-nose pliers to remove if needed. Inlet cavity
should be completely empty (as shown below).
4. Clean as much excess material from inlet cavity as
possible. Make sure you also clean spring (a), inlet
valve (b), o-ring (c), and top of inlet fitting (d).
5. Use a thin wire to check that the outlet valve moves
freely. If valve does not move freely, perform Outlet
Valve Repair, page 25.
Installation
NOTE: Before installing, make sure o-ring (c) is installed
on inlet valve (b).
1. Place inlet valve (b) with spring (a) on top of inlet fit-
ting (d). Push inlet fitting up into pump cavity.
2. Hold inlet in place and turn sprayer upside-down.
Remove inlet fitting and visually check to see that
inlet valve has seated correctly.
3. Replace inlet fitting and use wrench or socket to
tighten to 10 ft-lb.
4. Use a pencil or thin rod to lightly push on inlet valve
to make sure it moves up and down freely. Perform
Starting New Job procedure, page 13.
Move sprayer to a non-hazardous area before servicing.
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NOTICE
Do NOT over-tighten inlet fitting. Damage to the
equipment will occur.
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c
b
a
d
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