Installation, Operation and Maintenance Manual
MAN-02-01-39-0704-EN Rev. 0
July 2019
Disassembly
threaded into the cover (18). Screw three long cover bolts into these "jack bolt" holes
and turn them sequentially ½ turn at a time to pry the cover off. See Figure 6A.
G.
Remove the thrust pin access plug (12). (Figure 5A)
H.
Push the yoke (2) using the piston rod (4) until the thrust pin (9) is centered over
the thrust pin access hole (See Figure 5A). Remove the upper thrust pin retaining
ring (11) from the thrust pin (9) (Figure 7A).
I.
Push the thrust pin (9) and lower retaining ring (11) out through the thrust pin
access hole allowing the slide blocks (10) to fall free. Remove the slide blocks (10).
J.
Remove the piston rod (4), piston rod bushings (7), yoke (2). Remove yoke
bearings (5), and yoke seals (48) from the housing (1) and cover (18).
Remove the upper and lower vent valves (22) from the back of the housing.
Figure 5A
Thrust pin
access
Figure 6A
Jack bolts
Figure 7A
Slide block
and thrust
pin
Yoke
15
Section 9: Disassembly
Summary of Contents for Bettis M Series
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