OPERATION & MAINTENANCE
4.8
15. Install new O-rings on the hydraulic cylinder and install the hydraulic cylinder.
16. Replace the hydraulic cylinder end cap.
Note: Refer to the Torquing Instructions on page 4.12 for the proper
sequence and torque values of the tie rod bolts.
17. Reconnect the hydraulic hoses and check the hydraulic fluid level at the sight
glass. Add hydraulic fluid as needed.
WELDED CYLINDER REBUILD
Contact Tomco
2
for details.
Piston Sleeve replacement procedure
(this is a two (2) man operation.)
1. Disconnect all electrical power and follow your company's lock out and tag out
safety procedures. The machine will be easier to work on if it is allowed to warm
to room temperature.
2. Remove the head cover from the die.
3. Remove the die.
4. Remove the webb plate cover.
5. Remove the rod coupling.
6. Remove all tools and keep hands clear of the webb plate area while doing this
pro- cedure. Reconnect the machine to a power source and have an assistant
manually extend the cylinder. Hold the front limit switch closed so the cylin-
der will extend fully.
7. Retract the cylinder enough to insert an 18" long piece of 4x4" lumber.
8. Manually extend the cylinder to its limits.
9. Prepare a catch pad or some way of catching the piston without damaging it or
Содержание DE89RB- 1000
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