SJ 86T
December 2007
Page 59
Section 3 - Operation
Start Operation
3.7-18
To Rotate Turret Using Platform Control
Console
WARNING
When rotating the turret, ensure that there
are no personnel or obstructions in the
path of rotation, including blind spots.
1.
Depress and hold footswitch.
2.
Push and hold boom/turret controller in this
direction “
” to rotate clockwise or “
” to
rotate counterclockwise.
3.
Release controller handle to stop.
NOTE
Turret can be rotated continuously
360 degrees.
3.7-19
To Operate Using Emergency Power
Switch at Platform Control Console
This is a momentary-type switch. This switch allows all
functions except drive function to operate in the event
of engine malfunction. Refer to
Section 2.6
for the
emergency lowering procedure.
3.7-20a To Engage Differential Lock Switch
1.
Depress and hold footswitch.
2.
On platform control console, push differential lock
switch forward “
” to the locked position and
then release.
3.7-20b To Disengage Differential Lock Switch
1.
Ensure path of intended motion is clear.
2.
Depress and hold footswitch.
3.
P u l l d i f f e r e n t i a l l o c k s w i t c h b a c k w a r d
“
” to the unlocked position and then release.
NOTE
To disengage differential lock mechanism, it may
be necessary to release drive torque. This can be
accomplished by operating drive (alternating directions)
and/or steer functions (alternating directions).
3.7-21
Shutdown Procedure
1.
Completely retract boom and lower platform.
2.
Push in “
” emergency stop button on platform
control console and on base control console.
3.
Turn base/off/platform key switch to “
” off
position. Remove key.
4.
Turn main power disconnect switch to “
” off
position.
3.7-22
Hydraulic Generator (If Equipped)
To start hydraulic generator:
1.
Ensure engine is running.
2.
On platform control console, turn generator on/
off switch to “
” on position.
To restore normal operation:
1.
On platform control console, turn generator on/
off switch to “
” off position.
NOTE
An engine shut down will turn the generator
off. All functions are disabled while the
generator switch is “
” on.
