22
Operating Procedures Model 5454
Step 2
Assemble the valve body. Slide the three check bands
and three o-rings into the grooves on the v alve body.
DO NOT lubricate the check bands or o-rings.
Figure 25
Step 3
Put a small amount of lubricant inside the piston and
insert the valve body into the piston.
Figure 26
Applya sm all amount of lubricant to the LO WER inside
diameter of the pump cylinder (to a depth equivalent t o
your index finger). Once applied, this amount of
lubricant should be equal to a paper thin film.
Figure 27
Insert the assembled piston and the valve body into the
pump cylinder and push upwards. Align the steel
button at the base of the valve body with the cut out
groove at the bottom of the pump cylinder.
Note: The drive hole in the piston must be visible
through the drive hole in the pump cylinder.
Figure 28