2-20 OM 803 us – Edition 3.7 * * 803b210us.fm
Safety instructions
• Do not remove the radiator cap when engine is running or hot. The radiator fluid is hot
and under pressure, and may cause severe burns.
Fueling the engine
When fueling the engine:
• Clean up any spilled fuel immediately.
• Refill the fuel tank in a well-ventilated area.
• Replace the fuel tank cap after refueling.
• Do not smoke.
• Do not refuel a hot or running engine.
Do not refuel the engine near an open flame
• Use suitable mounting points and load-securing devices.
• The recommissioning procedure must be strictly in accordance with the Operator’s
Manual.
Dual Power option
Operating radius
• The power unit must be at the same level as the excavator.
• Do not pull the power unit with the hydraulic hoses.
• The operator must have permanent visual contact with the power unit.
Position Function
A Hydraulic excavator 803
B Electrohydraulic power unit HPU8
C Minimum operating radius with connected power unit: 1.5 m/59 in
D Maximum operating radius with connected power unit: 10 m/33 ft
-- Minimum bending radius of Dual Power hydraulic hoses: 30 cm (12 in)
Fig. 48: Operating radius 803 with HPU8
A
B
C
D
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