DINGLI BT22ERT - Page 42

Operating Instructions
38
Emergency Stowing
Just when there is some failure warning except deadly security alarm and the platform has to be
lowered or loaded, push Bypass Switch up and hold on, and then activate the footswitch and
corresponding switch to complete it.
The fault is divided into three classes: class A/B/C. Different class, different emergency stowing
procedure.
Class A
Item
Fault
Description
1
Load sensor fault
/
2
Length sensor fault
Because the length of the boom cannot be
monitored timely, when there is length sensor
fault, so that the boom completely retraced
should be confirmed at the diagnostic panel when
retracting boom. (Switch the option for main
boom retracted to on.) Refer to diagnostic panel
for more information.
3
Platform angle sensor fault
/
4
Jib levelling angle sensor fault
/
5
Chassis inclining sensor fault
/
6
Power on self test fault
/
7
Pedal switch and redundancy fault
/
8
Differential lock feedback fault
/
Lower the platform as the follow procedure when there is one fault or more belonging to class A.
Lowering platform procedure for class A fault
Item
condition
permitted operation
1
Jib operation would be valid at
any location.
jib lifting up and down
jib levelling up and down
platform rotation
2
Lower the platform after
completing step 1
main boom retracting
3
retract main boom completely
after step 2
main boom lifting down
turret rotation
Move forward and backward