381
TRIM AND TILT
SERVICING – THREE PISTON SYSTEM
14
Remove the washer. Slide the tilt piston off the
rod. Be careful not to lose the springs, plungers,
or small check valves in the piston assembly.
Remove and discard the small inner O-ring and
large outer O-ring.
Tilt Piston Identification
Three of the four springs are one length, and the
fourth spring is shorter. On assembly, the shorter
spring can be positioned in any hole in the piston.
Tilt Piston Assembly
Piston check balls and plungers are identical.
Lubricate and install a new outer O-ring on the tilt
piston. Place one ball, one plunger, and one
spring in each hole in the piston as indicated.
Three of the four springs are one length, and the
fourth spring is shorter. On assembly, the shorter
spring can be positioned in any hole in the piston.
Set piston aside.
41784
1. Small inner O-ring
2. Large outer O-ring
41819
WARNING
Different tilt pistons are used on hydraulic
units for various outboard models. All
plungers and check balls are identical.
The tilt piston assemblies contain valving
specific to certain models. To provide
impact protection, it is important the cor-
rect piston assembly be installed.
1
2
41882
41818