2-88 Published 08-25-09, Control # 077-04
HYDRAULIC SYSTEM RT9130E 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 to 176.2 ±
6.7 Nm (130 ± 5 pounds-foot).
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 27.1 Nm
(20 pounds-foot).
12. Pressurize and cycle the cylinder with hydraulic oil
pressure. Static pressure test the cylinder at 20,684 kPa/
206.8 bar (3000 psi). Check for proper operation and
any leakage. Make repairs as needed.
CAUTION
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
Do not use air pressure to cycle or pressurize the cylinder.
To Next Page
Loading...
