Lull 1044C-54 Series II Operation Manual - Manual (Page 51)

Section 3 - Controls and Indicators
3-17 31200608
3.4 REAR OSCILLATION LOCK SYSTEM
Free Pivot Mode
With boom below 20° (1), the system is in free pivot mode.
• The rear axle pivots freely and frame level functions normally.
• The Rear Oscillation Lock indicator (4) will be off.
Slow Pivot Mode
With boom between 20° and 40° (2), the system is in slow pivot mode.
• The rear axle will respond slowly to changes in terrain and frame level functions
slower than normal.
• The Rear Oscillation Lock indicator (4) will illuminate.
Locked Mode
With boom above 40° (3) or service brake pedal fully depressed, the system is in
locked mode.
• The rear axle is locked and the frame level functions slower than normal.
• The Rear Oscillation Lock indicator (4) will illuminate.
OV0261
BOOM/ TRANSFER
EXTEND
LOCK
REAR
OSC
LOCK
WATER
°F
100
130
160
190
240 FUEL F
3/4
1/2
1/4
E
BATT.
10
12
14
16
V
OIL
0 psi
20
40
60
80
P
4
2
3
1