Mercury 45 Jet 50-55 - Valve Block Removal; Memory Piston Removal

5G-22 - MID-SECTION 90-817643R1 DECEMBER 1996
Valve Block Removal
1. Remove two screws from the shock rod cylinder
to separate the valve block.
51146
aaa
b
c
a - Screws (2)
b - Valve Block
c - Shock Rod Cylinder
2. Remove O-rings and dowel pins.
51148
b
a
a - O-ring (2)
b - Dowel Pin (2)
Memory Piston Removal
1. Remove memory piston from cylinder using one
of two methods:
a. Using lock ring pliers (Craftsman P/N 4735) or
(Snap-on P/N SRP4).
51144
b. Blowing compressed air into center O-ring
hole.
WARNING
Memory piston cup may be expelled at a high
velocity when air pressure is applied. Failure to
place cylinder as shown below could result in
personal injury.
NOTE: Point cylinder opening down and away. Use
a shop rag or towel to avoid damage to the memory
piston. Fluid will blow out also.
a
55466
aa
b
c
a - Adaptor/Air Hose
b - Memory Piston Exit
c - Shop Rag