JLG 4009 Suspended Load Supplement Operator Manual - Manual (Page 23)

Section 2 - Load Management Indicator System (LMIS)
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SECTION 2 - LOAD MANAGEMENT INDICATOR
SYSTEM (LMIS)
2.1 GENERAL
The LMIS provides visual indication of stability limitations by monitoring suspended
loads compared to predetermined capacity charts.
Note: When using non-suspended load type attachments, capacity charts located
in the operator cab must be used. Refer to the machine Operation & Safety Manual
for details.