ELECTRIC SYSTEM 16000 SERVICE/MAINTENANCE MANUAL
3-42
Published 05-09-17, Control # 014-28
Drum Diagnostic Screens
Select drum icon in screen level 1 as shown Figure 3-11.
Press Enter button to go to level 2
.
In the drum example shown in Figure 3-12, drum 4 function
is shown hoisting up. A single pump is shared with drum 5
and is connected to drum 4 through a diverting valve. A
second pump could also power drum 4 shown connected to
the left track through upper diverting valve.
NOTE: Mast hoist drum 5 is only selected when crane is
configured with a MAX-ER.
For load drums 1 or 2, drum 2 pump is dedicated to the drum
1 motor through diverting valve when drum 1 is selected. The
opposite is true when drum 2 is selected. Both drums can be
operated at the same time but would operate at one half
speed.
For load drum 3, the left travel pump is dedicated to operate
drum 3 motor through diverting valve when drum 3 is
selected. Drum 3 is inoperable when traveling. Drum 3 can
be configured as load drum or luffing jib.
FIGURE 3-11
Diagnostic Screen
Drum 4 Selected
D16-05
FIGURE 3-12
Drum 4 Selected
D16-06B
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