Chapter 3: Operation
40
M47-17035-EN
xv. Open the
RAISE
valve until each retaining ring is fully seated in its lift block. Tighten each
setscrew. Close the
RAISE
valve.
xvi. Go to step
to continue crosshead adjustment.
b. To move the crosshead to the low travel range:
Warning
i.
Verify that both lifts control valves are closed.
ii.
Start the system; see page 32.
Start the HPS.
iii. Be sure that the hydraulic cylinder is fully retracted.
Failure to perform this procedure as directed may result in death, serious bodily injury or
damage to the frame. Be sure that you understand and follow the directions given for
placement of the crosshead support collars. Be sure that the crosshead support collars are
tightened to the specified torque. Failure to properly place and tighten the crosshead
support collars will allow the crosshead to fall if the locks control valve is opened while the
travel range is being adjusted.
Figure 9. 600KPX, 1000KPX and 1500KPX frames with a J3-style crosshead.
Lift cylinder extensions in
high range position
Lift cylinder extensions in
low range position
1. Lift cylinder extension
2. Upper notch
3. Lower notch
4. Lift block
5. Setscrew
6. Retaining ring (exposed)
7. Crosshead
4
5
1
3
7
6
7
2
5
1
