3-4 Published 4-23-2018 Control # 239-11
OPERATING CONTROLS & PROCEDURES NBT40 SERIES OPERATOR MANUAL
Front Center Stabilizer Switch
The center front stabilizer switch (3, Figure 3-1) is used to
lower and raise the center front stabilizer. To operate the
center front stabilizer, press the center front stabilizer switch
and then press extend/retract switch.
NOTE: The center front stabilizer automatically retracts if
any of the other components are adjusted and
must be reset if lifting is to be continued.
CRANE CONTROLS
The crane controls are located in the crane cab and are used
for all crane functions. See (Figure 3-3) for crane cab item
number (#) identification. For best control response, run the
engine at governed RPM when operating the crane.
NOTE: The operator must be in the crane cab seat and the
armrest must be lowered for the crane controls to
operate properly.
Load Chart
The load chart is stored in a pocket in the crane cab. The
load chart contains lifting capacities of the crane in all
allowable lifting configurations.
Handheld Outrigger Controls
The handheld outrigger controls (1, Figure 3-3) are stored in
the crane cab and are used for outrigger operation from the
crane cab. Crane Power switch must be on, operator in seat
with armrest lowered.
FIGURE 3-2
4
1
Item Description
1 Outrigger Midspan Selector Pin
2 Outrigger Extension Beam
3 Level Indicators
4 Outrigger Jack
5 Outrigger Float Stow Peg
6 Outrigger Float
7 Ground Station O/R Controller
3
3
2
6
4
7448-1
5
7
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