Page 3-18
Maintenance 3.15 - Steering Cylinder
MX15/19
3.15 S
TEERING
C
YLINDER
R
EMOVAL
1. Turn the wheels to the straight position.
2. Elevate the platform and block the elevating assembly with the brace (see “Supporting the
Elevating Assembly” on Page 3-4).
3. Tag and disconnect the hose assemblies from the cylinder fittings and immediately cap the
openings to prevent foreign material from entering.
4. Remove the retaining rings from the pivot pins.
5. While supporting the cylinder, remove the locknuts, washers, and capscrews. Remove the
cylinder.
D
ISASSEMBLY
1. Unscrew the internal head caps from the barrel, removing one head cap assembly from the
rod.
2. Withdraw the other head cap, piston, and shaft assembly from the barrel tube.
3. Remove the snap rings from the piston washers and remove the piston washers, piston, O-
ring, and head cap.
4. Remove the rod wiper, U-cup, O-ring, and backup ring from the headcap, and discard the
seals.
5. Remove the piston ring and O-ring from the piston, and discard.
Figure 3-21:
Steering Cylinder Installation
C
LEANING AND
I
NSPECTION
1. Wash all the metal parts in cleaning solvent and blow dry with filtered compressed air.
2. Inspect all the threaded components for stripped or damaged threads.
3. Check the inside surface of the cylinder barrel for scoring or excessive wear.
4. Check the piston and headcaps for scoring or excessive wear.
5. Inspect the surface of the shaft for scoring or excessive wear.
1. Steering Cylinder
2. Steering Link
3. Pivot Pin
4. Retaining Ring
5. Wheel Yoke
6. Capscrew
7. Locknut and Washer
7
2
3
4
6
1
5
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