PAT DS 350 / 1319 Graphic, Operator'S Manual

Page: 14 / 48

General Information
© PAT Rev. 8 05/19/03 191319_8.DOC
9
Audible Alarm
The AUDIBLE ALARM (12), sounds during the following conditions:
overload condition
approaching two-block condition
preset limits reached
malfunction of the LMI system
operating error
The alarm can be temporarily silenced by pushing the button “Alarm
Stop” (6).
Key Switch
The anti-two-block switch cut-off function is deactivated
when the KEY SWITCH (13) is turned to position "B" and the “By-
pass A2B” button (14) is pushed.
or
The LMI cut-off function is deactivated when the KEY
SWITCH (13) is turned to position "B" and the “By-pass LMI” button
(15) is pushed.
KEY SWITCH (13) can be operated only by using the matching key.
Since button (14) and (15) deactivate the cut-off function of the LMI system / the anti two-block
system, the following instructions must be obeyed:
•
The by-pass function shall be used with discretion, as unwarranted use of it to override the
control lever lockout system can result in harm to the crane and danger to property and
persons.
•
Never use the by-pass function to either overload or operate the crane in a non-permissible
range.