Air Hose Connection

To CONNECT air hoses, pull back sleeve of female fitting, insert male fitting and slide sleeve forward to secure connection.

To DISCONNECT air hoses, pull back sleeve of female fitting and remove male fitting.

Pull Sleeve

FIG. 5: Air Hose Connection

Operation Basics

Valving Rod Adjustment Screw

Use to regulate amount of valving rod travel when gun trigger is depressed with air supply connected. Turn clockwise to decrease travel, and counterclockwise to increase travel.

1.Use 5/64 in. hex key wrench to loosen fric- tion lock.

2.Turn adjustment screw as required and tighten friction lock until screw no longer easily turns by hand.

3.Check friction lock periodically and tighten as required to prevent screw from slipping

during operation.

Friction Lock

FIG. 6: Valving Rod Adjustment Screw

311320H

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Graco 311320H important safety instructions Air Hose Connection, Valving Rod Adjustment Screw