Section 4 • Scheduled Maintenance Procedures
Part No. 62401
S-100 & S-105 & S-120 & S-125
4 - 35
January 2010
REV B
76 feet / 23.2 m Length Safety Switch,
LSB4ES
21 Disconnect the 75 feet / 22.9 m proximity switch
LSB3EO and install a wire jumper between pin 3
and pin 4 of the deutsch connector.
LSB3EO is located on top of boom
tube number 2 at the platform end
of the machine.
22 Start the engine and activate the function
enable/high RPM button and extend the boom to
76 feet / 23.2 m.
Result: The engine should stop and the boom
extend function should be disabled.
Result: If the engine does not stop and the
boom continues to extend, the LSB4ES switch
is out of adjustment or the wiring circuit is faulty
and will need to be replaced or repaired. See
Repair Section.
Bodily injury hazard. If the boom
extends to more than 76 feet
/ 23.2 m without stopping the
engine, stop immediately and
retract the boom until the boom is
extended to less than 75 feet /
22.9 m. Failure to retract the boom
could result in death or serious
injury.
23 Using auxiliary power, retract the boom until the
boom is extended to less than 75 feet / 22.9 m.
24 Remove the wire jumper installed in step 21 and
connect the harness plug to LSB3EO.
Cable Break Safety Switch,
LSB6S
25 Start the engine and activate the function
enable/high RPM button and retract the boom
until the boom is extended to less than 2 feet /
0.6 m.
26 Remove the boom end cover from the pivot end
of the boom.
27 Remove the arm from the cable break limit
switch LSB6S.
LSB6S is located at the end of the
boom tubes at the pivot end of the
boom.
28 Using the arm just removed from LSB6S, rotate
the head of the switch 45 degrees clockwise
and activate the function enable/high RPM
button and attempt to extend the boom.
Result: The boom extend function should be
disabled.
Result: If the boom extends, the LSB6S switch
or wiring circuit is faulty and will need to be
replaced or repaired. See Repair Section.
Bodily injury hazard. If the boom
extends at all, stop immediately
and retract the boom until the
boom is extended to less than 2
feet / 0.6 m. Failure to retract the
boom could result in death or
serious injury.
CHECKLIST
B
PROCEDURES
Содержание S-100
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