Graco 114903 Manual De Usuario

1. Apply a light coating of transparent lubricant to the 

inside of cap (21).

2. Slide cap (21) over the indicator stem of the injector 

far enough to cover the groove in the piston plug.

3. Slide the o-ring (22) down over the cap to the 

groove in the piston plug, forcing the cover into the 
groove to form a seal.

*Maximum adjustment setting is when adjusting screw (2) is just making contact with the indicator pin (8) with no inlet 
pressure. Turn adjusting screw clockwise (in), to reduce output. To adjust, loosen lock nut (3) and turn adjusting 
screw (2) the number of turns indicated on the GL-1 Volume Adjustment Table to obtain the desired volume. Tighten 
lock nut (3) when desired volume setting is reached

.

21

Plastisol cap

1

22

O-ring

1

groove

21

22

GL-1 Volume Adjustment Table

Description

Number of 

Turns

Volume

in.

3

cc

Maximum Adjustment*

0

0.080

1.31

360° Clockwise Turn

1

0.071

1.16

360° Clockwise Turn

2

0.062

1.02

360° Clockwise Turn

3

0.053

0.87

360° Clockwise Turn

4

0.044

0.72

360° Clockwise Turn

5

0.035

0.57

360° Clockwise Turn

6

0.026

0.43

360° Clockwise Turn

7

0.017

0.28

Minimum Adjustment

8

0.008

0.13