383
TRIM AND TILT
SERVICING – THREE PISTON SYSTEM
13
Remove the rod from the vise. Use a small screw-
driver to carefully pry the scraper out of the end
cap. Discard the scraper.
Use a suitable tool to remove the inner quad-ring
and the outer O-ring. Discard the quad-ring and
O-ring.
Trim Rod Assembly
Lubricate and install a new quad-ring and scraper
in the end cap. Install the scraper with the bevel
facing out. Lubricate and install a new O-ring on
the outside of the end cap.
Lubricate and install a new O-ring and two new
back-up rings on the trim rod piston. Place one
back-up ring on each side of the O-ring. Position
the open end of the back-up rings 180° apart.
Using Hydraulic Cylinder Rod Holder,
P/N 983213, clamp the rod tightly in a vise and
lubricate the cap and rod. Slide the end cap onto
the rod and install thrust pad. Torque thrust pad
84 to 108 in. lbs. (9.5 to 12 N·m).
41843
41844
1. Bevel
2. O-ring
41845
1
2
1. O-ring
2. Back-up rings
41847
1. Thrust pad 41848
2 1
1
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