Upright AB38, Service & Parts Manual

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Operation Section
3-7 AB38 Work Platform
3.4 Operation
NOTE: Before operating the AB38 Work Platform
it is imperative that the Pre-Operation Inspection
(Section 3.3) has been completed and any
deficiencies have been corrected. The operator
must also understand the functions of all the
controls before operating the machine.
ELEVATING & LOWERING THE AB38
WORK PLATFORM
Before beginning any operation involving the Elevating
Assembly the following checks should be carried out.
When the AB38 has been thoroughly inspected the
elevating assembly can then be used.
LOOK up and around for obstructions before
performing the lift function.
ENSURE that the Elevating Assembly is
clear of the Chassis before engaging the
Slew operation.
DO NOT overload the platform
DO NOT operate within 3 metres (10 feet) of
any electrical power cables. THIS WORK
PLATFORM IS NOT INSULATED.
Cordon off the area within the platform’s
working area to keep passers-by clear of
the booms.
NOTE: Chassis controls are for service use only.
1. Enter Platform through the entrance at the side
of the AB38 and ensure that the drop bar is in
the lowered position. Lock the Entry Step in the
raised position.
2. Before using the machine all local Safety
Regulations involving helmets and restraining
devices should be observed. Safety harness
lanyards, not exceeding 1 m (3 ft.) in length,
should be attached to anchor points in cage
floor.
3. Ensure the ‘ ON/OFF ’ switch on the Upper Control
Box switch is turned to the “ ON ” position and both
emergency stop buttons are released (twisted clock-
wise).
4. Select “ BOOM 1 ” on function selector switch.
Check for overhead obstructions and when
satisfied squeeze the red Interlock control on
3.4
WARNING
the Joystick. Slowly move the Joystick forward
to
ELEVATE Boom 1. The further the joystick is
moved, the faster the boom will move.
Pressure must be applied to the Interlock at
all times while operation is required.
5. Select “ BOOM 2 ”, “ TELESCOPE ” or
“ ROTATE ” as required using the ‘Function
Selector Buttons’ and operate as described
above. For boom functions the controls will
again be forward for
UP and backward for
DOWN .
6. To rotate ( SLEW ) RIGHT the Controller
Joystick should be moved forward. Conversely
to rotate (
SLEW ) LEFT move the Controller
Joystick backward.
7. To ” TELESCOPE ” IN the Controller Joystick
should be moved forward. Conversely to
”
TELESCOPE ” OUT move the Controller
Joystick backward.
8. Before lowering, check beneath the cage floor
for obstructions, operate as described above,
moving the Joystick back to lower the Booms.
TRAVEL WITH WORK PLATFORM
LOWERED
1. Verify that the chassis Emergency Stop Button
is in the ‘ON’ position (turn clockwise).
2. Climb into the Platform and check that the
Platform Emergency Stop Button is in the ‘
ON ’
position, that the Keyswitch is turned to the
‘
ON ’ position and that the Drive function button
is depressed. Ensure that the drop bar is in the
lowered position.
3. Check that the route is clear of persons,
obstructions, pot holes or ledges and is capable
of supporting the wheel loads. Also, check that
the clearances above, below and to the side of
the Work Platform are sufficient.
4. Grasp the Joystick so that the Interlock Switch
is depressed (releasing this Interlock Switch will
cut power to the Joystick). Slowly push or pull
the Joystick to
FORWARD or REVERSE to
travel in the desired direction. The farther you
push or pull the Joystick from the centre the
faster the machine will travel.