Hitachi 3900 important safety instructions Twist latch u-bolt back from pump door outer edge

Displacement Pump

e.	Twist latch u-bolt back from pump door outer edge	10. FIG. 23. Pull out pump pin and place in pin holder
f.	Place u-bolt on pump door protrusion

FIG. 20

8.Ratchet pump door forward.

FIG. 21

9.Open pump door.

FIG. 22

FIG. 23

Installation

1.FIG. 24. Adjust piston rod with pin holder to pull out piston rod. Tap piston rod on hard surface to push in piston rod.

2.Push pump collar flush with bearing housing ledge to be able to close pump door.

ti6325a

FIG. 24

3.FIG. 25. Slide pump into connecting rod. Push pump pin until it is fully retained.

Note: Pin will snap into position.

ti6378a

FIG. 25

310893L 17