© Jun 2022 6-14 TB24 Plus&26J Plus Operation Manual
PRE-OPERATION FUNCTION TEST
TESTING THE DRIVE SPEED
1. Move the engine start switch on the platform
controller.
2. Depress the foot switch.
3. Slowly push forward the drive/steer control handle
to full drive speed.
4. Move the engine high/low speed select switch on
the platform controller to select the engine high
speed.
5. Move the drive high/low speed select switch on the
platform controller to select the drive high speed.
6. The test results should be as shown in the table
below:
Table 6-5
POSITION MAX DRIVE SPEED
Operating 1.1km/h (0.68mph)
Non-operating 4.8km/h (3mph)
NOTICE
If the drive speed exceeds the test results as shown
above by 10%, please immediately tag the machine
and remove it from service.
TESTING THE EMERGENCY
LOWERING FUNCTION
When the engine/motor fails, depending on the actual
conditions, move the emergency power switch on the
ground or platform controller to start the hydraulic
pump, and meanwhile move the function switch to
enable the boom lowering, retracting and rotating.
NOTICE
• The emergency power switch serves only for a
short time of use (with the platform fully lowered
from the maximum degree and length possible)
when the engine/motor fails.
• When the emergency power is in use, do not
perform two or more functions simultaneously,
otherwise the auxiliary motor and pump will get
overloaded.
Operating from the ground:
1. Turn the Ground/Platform select switch on the
ground controller to the ground control position.
2. Pull out the emergency stop button on the ground
controller to the ON position.
3. Turn the key switch on the ground controller to the
ON position.
4. Move and the hold the emergency power switch on
the ground controller.
5. Move the corresponding boom function switch on
the ground controller to lower the platform.
Operating from the platform：
1. Turn the Ground/Platform select switch on the
ground controller to the platform control position.
2. Pull out the emergency stop buttons on both the
ground and platform controllers to the ON position.
3. Turn the key switch on the ground controller to the
ON position.
4. Depress the footswitch, move and the hold the
emergency power switch on the platform controller.
5. Move the corresponding boom function switch on
the platform controller to lower the platform.
TESTING THE TILT
PROTECTION SYSTEM
1. Start the machine.
2. With the machine in non-operating position, flip the
level switch to exceed 5°in X (left-to-right)/Y (front-
to-back) direction.
3. The tilt alarm sounds and the chassis tilt indicator
light flashes, no function is restricted.
4. With the machine in operating position, flip the level
switch to exceed 5°in X (left-to-right)/Y (front-to-
back) direction.
5. The tilt alarm should sound with the chassis tilt
indicator light flashing, some functions are
restricted, but the boom retracting, turntable
rotating and boom lowering when retracted to less
than 1.2m (3ft 11in) should be allowed.
6. Place two wooden blocks under the two wheels on
the left or right side of the machine. The wooden
block measures 750×250×190mm
(2.46×0.82×0.6ft). With the machine in non-
operating position, drive it onto the two wooden
blocks.
7. The tilt alarm should sound with the chassis tilt
indicator light flashing, no function should be
restricted.
8. Drive the machine off and remove the wooden
blocks.
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