Graco G-Chem Series Instructions And Parts page 15

Stroke Adjustment with Lever Arm Settings
The handle has two defined stroke adjustment positions.
1. Follow the Pressure Relief Procedure on page 12.
2. Disconnect the G-Chem pump (A) from the pump-
jack by removing the swivel block (B) from the lever
arm (122).
3. Remove the retaining clip (123) from the lever
arm (122) using a flat-blade screwdriver.
4. Remove the lever arm (122) from the shaft (105).
5. Reorient the lever arm (122) so the arrow on the
lever arm lines up with either "1" or "2" on the
shaft (105).
105
123
F . 8 Stroke adjustment - lever arm positions
IG
6. Reinstall the lever arm (122) in the desired orienta-
tion.
7. Reinstall the retaining clip (123) onto the shaft using
your fingers or a pair of pliers.
8. Reconnect the G-Chem pump (A) to the pumpjack
by reattaching the swivel block (B) to the level
arm (122).
3A6349A
122
Operation
15