Inlet Valve Removal/Service, Installation

Inlet Valve Removal/Service

Move sprayer to a non-hazardous area before servicing.

1.Engage trigger lock and pull prime/pressure relief valve UP to release pressure.

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2. Remove material cup, suction tube, and battery.

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3.Hold sprayer upside-down and use wrench or socket to loosen and remove inlet fitting, inlet valve, and spring.

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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).

Inlet Valve Removal/Service

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.

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b
c
d
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2.Hold inlet in place and turn sprayer upside-down. Remove inlet fitting and visually check to see that inlet valve has seated correctly.

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3.Replace inlet fitting and use wrench or socket to tighten to 10 ft-lb.

NOTICE

Do NOT over-tighten inlet fitting. Damage to the equipment will occur.

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.

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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.

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