3-6 OM 28Z3 US – Edition 2.0 * * 28Z3b320.fm
Operation
3.3 Operating the excavator
Caution!
Slipping or falling hazard when entering or leaving the operator station.
☞ Inspect and confirm that the handholds and steps are undamaged and free
of mud and debris.
☞ Always use a three point technique with both hands and one foot
supporting entry and exit at all times.
☞ Face the operator station when using the handholds and steps to enter and
exit the machine.
☞ Only use the steps and handholds provided when entering and leaving the
cab.
☞ Never use the controls or movable lines and cables as handholds.
☞ Never get on or off a moving machine!
☞ Do not jump off the machine!
NOTICE
Refer to the corresponding load diagrams for the boom.
Putting the machine into operation for the first time
Important information
• The machine may be put into operation by qualified operators only – see chapter 2.6
Safety instructions Regarding Operation on page 2-5 and – see chapter 2 Safety Infor-
mation on page 2-1 of this Operator's Manual.
• The operator must have read and understood this Operator's Manual before putting the
machine into operation.
• The machine may only be used in serviceable condition in accordance with its desig-
nated use and the instructions set forth in the Operator's Manual, and only by safety-
conscious persons who are fully aware of the risks involved in operating the machine.
• Go through the “Start-up” checklist in the following chapter.
Running-in period
Operate the machine carefully during its first 50 operating hours.
The future performance and service life of the machine are heavily dependent on the
observance of the following recommendations during the running-in period.
• Do not change engine speed abruptly.
• Avoid using the machine under heavy loads and/or at high speeds.
• Avoid abrupt acceleration, braking and changing driving direction.
• Do not run the engine at high rpm for extended periods.
• Strictly observe the maintenance schedules in the appendix.
– see chapter 5.15 Maintenance plan (overview) on page 5-35
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