Memory Piston Removal - Mercury 40 Service Manual

Memory Piston Removal

1. Remove memory piston from cylinder using one
of two methods:
a. Using lock ring pliers (P/N 91-822778A3) or
suitable tool.
b. Blowing compressed air into manual release
valve hole using air nozzle.
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.
b
a - Adaptor/Air Hose
b - Memory Piston Exit
c - Shop Rag
90-852572R1 JANUARY 1998
2. Remove o-ring from memory piston.
a - O-Ring
b - Memory Piston
51144
a a a
c
55466
a
b
51144
MID-SECTION - 5D-33