JLG M600 Service Manual - Manual (Page 115)

SECTION 4 - BOOM & PLATFORM
3121813 – JLG Lift – 4-5
13. Remove the upper master cylinder pivot pin.
14. Remove the boom pivot pin.
15. Remove the boom link pivot pin.
NOTE: The standard boom assembly weighs approximately
1993 lbs. (904 kg).
16. Using an adequate lifting device, remove the boom
from the machine.
Installation
1. Using an adequate lifting/supporting device, posi-
tion the boom into the proper position on the
upright.
2. Install the boom link pivot pin.
3. Install the boom pivot pin.
4. Install the upper master cylinder pivot pin.
5. Install the upper lift cylinder pivot pin.
6. Connect the hydraulic lines running to the master
cylinder as tagged during removal.
7. Connect the hydraulic lines running to the telescope
cylinder as tagged during removal.
8. Install the covers on the side of the upright to con-
ceal the pivot pins.
9. Install the rear cover on to the upright.
10. Connect all the hydraulic and electrical lines at the
bulkhead fitting at the rear of the boom.
NOTE: Steps 10 and 11 are only applicable if the machine is
equipped with a jib.
11. Position the jib to the pivot points and install the jib
pivot pin and the slave cylinder pivot pin.
12. Connect the hydraulic lines running to the jib cylin-
der as tagged during removal. If equipped with a
side swing jib, connect the hydraulic lines running to
the jib rotator.
13. Install the platform support and platform.
14. Install the hydraulic lines to the platform valve and
rotator as tagged during removal.
15. Reconnect the electrical leads at the platform and
platform valve as tagged during disassembly.
16. Cycle test the boom from the ground station to
ensure all functions operate properly.
17. After verifying that all functions operate properly
from the ground station, cycle test the boom from
the platform station to ensure all functions operate
properly from the platform station as well.