Third Edition • First Printing Operator's Manual
Inspections
Part No. 1272823GT ZX-135/70 39
77 Slowly move the drive control handle to the full
drive position.
Result: The maximum achievable drive speed
with the secondary boom raised should not
exceed 30 cm/s.
Note: The machine will travel 12 m in 40 seconds.
78 Lower the secondary boom to the stowed
position.
79 Extend the jib boom 30 cm.
80 Slowly move the drive control handle to the full
drive position.
Result: The maximum achievable drive speed
with the jib boom extended should not exceed
30 cm per second.
If the drive speed with the primary or secondary
boom raised or extended or the jib boom extended
exceeds 30 cm/s, immediately tag and remove the
machine from service.
81 Extend the primary boom 1.2 m.
82 Slowly move the drive control handle to the full
drive position.
Result: The maximum achievable drive speed
with the jib boom extended and the primary
boom extended should not exceed 15 cm/s.
If the drive speed with the jib boom extended and
the primary boom extended exceeds 15 cm/s,
immediately tag and remove the machine from
service.
83 Retract the primary boom and the jib boom.
Test Drive Tilt Cutout
84 Press down the foot switch.
85 With the boom fully stowed, drive the machine
onto a slope where the chassis angle is greater
than 4.5° along the Y-Axis (front to back).
Result: The machine should continue to drive.
86 Return to level ground and raise the primary
boom to approximately 10° above horizontal.
87 Drive the machine onto a slope where the
chassis angle is greater than 4.5° along the
Y-Axis (front to back).
Result: The machine should stop once the
machine reaches 4.5° of chassis tilt and the
alarm should sound at the platform controls.
88 Lower the primary boom to the stowed position
or drive in the opposite direction.
Result: The machine should drive.
89 Return to level ground and extend the primary
boom approximately 1.2 m.
90 Drive the machine onto a slope where the
chassis angle is greater than 4.5° along the
Y-Axis (front to back).
Result: The machine should stop once the
machine reaches 4.5° of chassis tilt and the
alarm should sound at the platform controls.
91 Retract the primary boom to the stowed
position or drive in the opposite direction.
Result: The machine should drive.
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