Memory Piston Removal - Mercury 40 Service Manual

POWER TRIM

Memory Piston Removal

1. Remove memory piston from cylinder using one of two methods:
a. Using lock ring pliers P/N SRP-4 (Snap-On) or suitable tool.
b. Blowing compressed air into manual release valve hole using air nozzle.
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.
2. Remove O-ring from memory piston.
b
a -
b -
c -
d -
e -
Page 5C-36
a
c
Adaptor/Air Hose
Memory Piston Exit
Shop Rag
O-ring
Memory Piston
SRP-4 (Snap-On)
WARNING
55466
d
e
51144
90-828631R3 MARCH 1999