Toro Dingo TX 413 Service Manual page 132

1. Visually inspect for material defects and
contamination. All seals and O-rings must be
replaced with new parts (Head Assembly, Fig.
337, and Piston Assembly, Fig. 338).
A B
Figure 337
A. Wiper
B. U-Cup
C. Head
A
B
C
Figure 338
A. Locknut
B. PRS Static O-ring
C. Piston
D. O-ring Loader
TX 413 Service Manual
E
C D
DSC-1348
D. Static Back-up
E. Static O-Ring
D E F G
DSC-1350
E. Bi-directional Piston
Seal
F. Wear Ring
G. Rod
HYDRAULIC LIFT ASSEMBLY
2. Lubricate the head and all seals with 10W-30 oil
prior to installation. Using round-nose pliers, twist
the dual lip u-cup seal into a "C" shape and allow
it to snap into the groove (Fig. 339).
3. Install one edge of the wiper seal and work it
around inner lip in the head (Fig. 340).
Rev. 000
Figure 339 DSC-1351
Figure 340 DSC-1352
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