2-94 Published 11-22-2016, Control # 345-12
HYDRAULIC SYSTEM RT9130E-2 SERVICE MANUAL
3. Install the O-ring and backup ring onto the outside of the
head.
4. Install the O-ring in the inside of the piston.
5. Lubricate the rod with clean hydraulic oil.
6. Slide the head, larger OD end first, onto the rod.
7. Install the piston onto the rod. Secure the piston with the
nut. Lubricate the threads and torque the nut 130 ± 5 lb-
ft (176.2 ± 6.7 Nm).
8. Install the seal on the outside of the piston.
9. Lubricate all parts freely with clean hydraulic oil.
10. Remove the cover from the barrel. Insert the rod and
attached parts into the barrel with a slight twisting
motion.
11. Push the head into the barrel. Torque the head.
12. Pressurize and cycle the cylinder with hydraulic oil
pressure. Static pressure test the cylinder at 3000 psi
(20,684 kPa). Check for proper operation and any
leakage. Make repairs as needed.
CAUTION
Possible Equipment Damage!
Exercise extreme care when handling the rod. Damage to
the rod surface may cause unnecessary maintenance
and expense. Also, take care to avoid damaging grooved
or gland surfaces or rings or seals during rod insertion.
CAUTION
Flying Parts Hazard!
Use only a source of controlled hydraulic oil pressure to
cycle or pressurize the cylinder.
Parts can fly from the cylinder at dangerous speeds when
using air pressure.
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