Toro Sand Pro 5040 Service Manual page 91

4. Remove plugs from ports. Extract shaft, head and
piston by carefully twisting and pulling on the shaft.
IMPORTANT: Do not clamp vise jaws against the
shaft surface. Clamp on the clevis ONLY.
5. Mount shaft securely in a vise by clamping on the cle-
vis of the shaft. Remove lock nut and piston from the
shaft. Carefully slide head off the shaft.
6. Taking care to not scratch or damage the piston, re-
move seal and o–ring from the piston.
7. Taking care to not scratch or damage the head, re-
move o–ring, back–up seal, rod seal and dust seal from
the head.
Assembly (Fig. 52)
1. Make sure all cylinder parts are clean before as-
sembly.
2. Coat new o–rings, back–up ring and other seals with
clean hydraulic oil.
A. Carefully install seal and o–ring to the piston.
B. Carefully install rod seal, o–ring, back–up seal
and dust seal to the head.
IMPORTANT: Do not clamp vise jaws against the
shaft surface. Clamp on the clevis ONLY.
Sand Pro & Infield Pro 3040/5040
3. Mount shaft securely in a vise by clamping on the cle-
vis of the shaft.
A. Coat shaft with clean hydraulic oil.
B. Slide head onto the shaft.
C. Install piston onto the shaft and secure with nut.
D. Remove shaft assembly from the vise.
IMPORTANT: Prevent damage when clamping the
hydraulic cylinder into a vise; clamp on the clevis
end of the barrel ONLY.
4. Mount barrel securely in a vise by clamping on the
clevis end of the barrel.
IMPORTANT: When installing the head into the bar-
rel, pay careful attention to the retaining ring slot in
the barrel to insure that the backup ring does not
lodge in the slot.
5. Coat all internal parts with a light coat of clean hy-
draulic oil. Slide piston, shaft and head assembly into
the barrel being careful not to damage the seals.
6. Secure head in barrel by installing retaining ring.
Align retaining ring hole in the head with the access slot
in the barrel. Insert the retaining ring hook into the hole
and rotate head clockwise until the retaining ring is com-
pletely pulled into the barrel and the ring ends are cov-
ered.
Page 4 – 63 Hydraulic System