Service and Repair Manual
April 2021
Boom Components
50
S
®
-60/65 XC
™
• S
®
-60/65
HF • S
®
-60/65 TraX
™
Part No. 1288652GT
1 Remove the jib boom. Refer to Repair
Procedure,
How to Remove the Jib Boom.
2 Remove the cable track. Refer to Repair
Procedure,
How to Remove the Cable Track.
3 Raise the boom until the short and long link
arm to boom pivot pins are above the
turntable covers.
4 Place a block of wood measuring 4 x 4 x
60 inches / 10 x 10 x 152 cm under the long
link arm, across the turntable covers.
5 Slowly lower the boom until the long link arm
contacts the wood block. Do not rest the
entire weight of the boom on the block. Turn
the machine off.
Component damage hazard. The
turntable covers can become
damaged if the weight of the
boom is allowed to rest on the
block.
6 Place wood blocks between the short link arm
and the turntable weldment for support..
7 Securely attach shackles and lifting straps or
chains with a minimum rating of 7.5 tons /
7000 kg to the lifting points on the top of the
turntable counterweight. Attach the lifting
straps or chains to a 7.5 ton / 7000 kg
overhead crane.
Note: A spreader bar and other hardware may be
needed to safely remove the counterweight.
8 Slowly operate the overhead crane to apply
tension to the lifting straps. Do not attempt to
lift the machine with the overhead crane.
9 Locate and remove the counterweight
retaining fastener at the center of the
counterweight. Carefully lift the counterweight
upwards and remove the counterweight from
the machine. Set the counterweight on the
ground. Do not leave the counterweight
suspended above the ground.
Crushing hazard. The turntable
counterweight will fall if not
properly supported by the
overhead crane resulting in
death or serious injury. Keep
personnel away from the area
when removing the
counterweight.
10 Remove the end cover from the pivot end of
the primary boom.
11 Remove the limit switch mounting fasteners
from the limit switch on the ground controls
side of the primary boom. Do not disconnect
the wiring. Remove the limit switch.
12 Disconnect the electrical connector from the
string potentiometer.
13 Disconnect the electrical connector from the
primary boom angle sensor.
Note: The primary boom angle sensor is located
on the pivot pin on the engine side of the boom.
14 Remove the primary boom angle sensor
bracket mounting fasteners and remove the
primary boom angle sensor from the primary
boom. Do not remove the angle sensor from
the bracket.
Note: When the primary boom is installed, the
primary boom angle sensor will need to be
calibrated. Refer to Repair Procedure,
How to
Calibrate the Primary Boom Angle Sensor
.
15 Remove the hose and cable guide fasteners
at the primary boom pivot pin. Remove the
hose and cable guide.
Содержание Genie S-60 HF
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