Sinoboom GTTZ10EJ - Testing Drive Speed; Testing Emergency Lowering; Mast Emergency Lowering Test; Jib Boom Emergency Lowering Test

© Nov. 2020 6-8 GTTZ10EJ Operation Manual
PRE-OPERATION FUNCTION TEST
TESTING THE DRIVE SPEED
1. Draw two lines on the ground as reference, with the
spacing of the two lines being 30m (98ft 5in)
2. Start the machine in stowed position.
3. Push the drive function button, then press and hold
the enable button on the joystick and slowly deflect
forward the joystick to the full stroke.
4. When the max drive speed is achieved and the front
wheels reach the first line, start the time counting.
5. When the front wheels reach the second line, stop
the time counting, and slowly bring the machine to a
stop.
6. The time counted should be 27s.
7. If the time counted is less than 27s, immediately
stop the testing and tag the machine, otherwise, go
on to the next step.
8. Raise the mast approx. 1m (3ft 3in).
9. Push the drive function button, then press and hold
the enable button on the joystick and slowly deflect
forward the joystick to the full stroke.
10. When the max drive speed is achieved and the front
wheels reach the first line, start the time counting.
11. When the front wheels reach the second line, stop
the time counting, and slowly bring the machine to a
stop.
12. The time counted should be 180s.
13. If the time counted is less than 180s, immediately
stop the testing and tag the machine.
TESTING THE EMERGENCY
LOWERING
COLLISION HAZARD
Be sure no person is under the jib
boom before lowering the mast and
jib boom.
MAST EMERGENCY LOWERING
1. Start the machine from the ground controls.
2. Push the mast up/down function button.
3. Simultaneously press and hold the enable button
and the up/rotate left control button to raise the
mast to full height.
4. Pull out the handle of the mast lift control valve.
Figure 6-4
5. The mast should lower in place.
JIB BOOM EMERGENCY LOWERING
1. Start the machine from the ground controls.
2. Push the jib boom up/down function button.
3. Simultaneously press and hold the enable button
and the up/rotate left control button to raise the jib
boom to full height.
4. Using a suitable screwdriver, insert it into the jib
boom lift control valve as indicated in the figure
below.