Genie S-60 HC, Service Manual

Page: 133 / 461

Part No. 147753 S-60 • S-65 • S-60 TRAX • S-65 TRAX 4 - 27
S-60 HC • S-60X • S-60XC
December 2013 Section 4 • Repair Procedures
BOOM COMPONENTS
19 S-60X and S-60XC: Disconnect the boom angle
sensor harness.
20 Tag, disconnect and plug the boom extension
cylinder hydraulic hoses. Cap the fittings on the
cylinder.
Bodily injury hazard. Spraying
hydraulic oil can penetrate and
burn skin. Loosen hydraulic
connections very slowly to allow
the oil pressure to dissipate
gradually. Do not allow oil to
squirt or spray.
21 Tag and disconnect the electrical connector for
the cable break limit switch.
22 Tag and disconnect all boom wire harness
electrical connectors located at the pivot end of
the boom.
23 Support the platform leveling master cylinder.
Remove the master cylinder rod-end pivot pin
retaining fasteners. Place a rod through the pin
and twist to remove. Carefully lower the master
cylinder down.
24 Tag, disconnect and plug the hydraulic hoses
from the bulkhead fittings at the pivot end of the
boom. Cap the bulkhead fittings.
Bodily injury hazard. Spraying
hydraulic oil can penetrate and
burn skin. Loosen hydraulic
connections very slowly to allow
the oil pressure to dissipate
gradually. Do not allow oil to
squirt or spray.
25 Remove the external snap rings from both boom
pivot pins at the short and long link arms. Do
not remove the pins.
26 Using the overhead crane, adjust the boom as
necessary to relieve pressure from the pivot
pins.
27 Use a soft metal drift to remove each boom
pivot pin. Carefully remove the boom assembly
from the machine and place it on a structure
capable of supporting it.
Crushing hazard. The boom could
fall if not properly supported by the
overhead crane when each boom
pivot pin is removed.
Crushing hazard. The long and
short link arms may fall if not
properly supported when the boom
pivot pins are removed.