JLG E400A Narrow Operation And Safety Manual page 63

SECTION 4 - MACHINE OPERATION
UPPER BOOM
FLY BOOM
HORIZONTAL
FULLY EXTENDED
MACHINE WILL "TIP OVER" IN THIS
DIRECTION IF OPERATED ON AN
OUT-OF-LEVEL SURFACE
TOWER AND MID
BOOM AT
33 DEGREES
Figure 4-1. Position of Least Forward Stability
3121716 4-3