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Operator Manual For Hydraulic Excavator Model 330Lcr
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TM 5-3805-281-10
Operating the Machine
WORKMODE SELECTION SWITCH
Select operating modes by pressing the workmode
selection switch (A). In each mode, a microcomputer
automatically selects the best combination of engine
speed and pump flow rate that fits the working load. The
dig mode (B) is automatically selected when the engine is
started.
Use the following as a guide:
Dig Mode (B)--Designed for general digging and truck
loading.
Grading Mode (C)--Arm roll-in is slower for grading and
finishing work.
Precision Mode (D)--For work that requires precision
front movement.
Attachment Mode (E)--When using attachments other
than the bucket.
A--Workmode Selection Switch
B--Dig Mode
C--Grading Mode
D--Precision Mode
E--Attachment Mode
CED,TX14740,6008
1923JAN981/1
7-7


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