Bettis P/N 126858
Revision "F"
Page 13 of 15
5.3.5
Install one o-ring plug (20-270) into the side of manifold block (20-10).
5.3.6
Install Polypak seal (25-20) into the lower seal groove located on the pump rod (20-50).
NOTE: Refer to assembly drawing sheet 2 Section A-A for correct orientation for Polypak
lips.
5.3.7
Install Polypak seal (25-10) into the upper seal groove located on the pump rod (20-50).
NOTE: Refer to assembly drawing page 2 for correct orientation for Polypak lips.
5.3.8
Install rod bushing (25-80) into groove located on the pump rod (20-50).
5.3.9
Install pump rod (20-50) into pump rod shaft of manifold (20-10).
5.3.10 Install rod wiper (25-30) into pump cover (20-20).
5.3.11 Install rod bearing (25-40) into pump cover (20-20).
5.3.12 Install Polypak seal (25-50) into pump cover (20-20).
5.3.13 Install o-ring seal (25–60) into pump cover (20-20).
5.3.14 Install pump cover (20-20) onto top of manifold (20-10). NOTE: When installing the
manifold cover be careful in keeping the o-ring seal (25-60) in its seal groove.
5.3.15 Install four cap screws (20-110) through pump cover (20-20) and into manifold (20-10).
5.3.16 If removed install two pump links (20-60). Retain the two pump link to pump cover (20-20)
using one link pivot pin ((20-150) and one retainer ring (20-140).
5.3.17 Tie the two pump links together using hex cap screw (20-220), two link pivot spacers
(20-360), lockwasher (20-185) and elastic nut (20-280).
5.3.18 Install pump handle lever (20-90).
5.3.19 Retain pump handle to pump rod (20-50) using one pivot pin (20-130) and one retainer ring
(20-140).
5.3.20 Install quick release pin (20-120) through the two pump links (20-60) and the pump handle
lever (20-90). NOTE: The quick release pin can be installed in position 1, 2 or 3. Select
position most appropriate for “effort” desired.
5.3.21 Install relief valve (20-30) into the right side of the manifold (20-10).
5.3.22 Install o-ring plug (20-250) into the right side of the manifold (20-10).
5.3.23 Install the control valve (20-190) onto the front of the manifold (20-10).