SAFETY MEASURES DURING MAINTENANCE
3-28
HANDLING OF THE PRESSURE ACCUMULATOR
• Danger of injury! Pressure accumulator is filled with high-
ly pressurised nitrogen.
• Do not open or damage the pressure accumulator.
• Immediately inform your Komatsu dealer, if you detect mal-
functions or defects of pressure accumulators.
• Filling the pressure accumulator wirth gas or topping up gas
in the pressure accumulator is strictly limited to persons au-
thorised to handle highly pressurised gas.
• Do not hit against the pressure accumulator.
• Keep naked light and sources of heat away from pressure
accumulator.
• Do not drill holes into the pressure accumulator.
• Do not weld parts to the pressure accumulator.
• The service technicians must depressurise the hydraulic
system before they can remove the pressure accumulator.
• The service technicians must let the gas escape before they
can disassemble the pressure accumulator.
• Have the gas pressure of the pressure accumulators
checked either every 1000 operating hours or once every
year.
FAN AND BELTS
• Always keep sufficient distance from rotating parts and pay
attention that nothing gets within the operating range of ro-
tating parts.
• There is danger that parts getting caught by the fan or the
belt are cut off or hurled away.
• Do not wear loose clothing, neckerchiefs or the like, or open,
long hair that might get caught.
WASTE MATERIAL
• Do not pour used oil into the sewage system, rivers, etc.
• Collect used oil of the machine in appropriate containers. Do
not let oil flow out onto the ground.
• Adhere to all applicable laws and regulations when dispos-
ing of harmful substances, such as oil, fuel, coolant, sol-
vents, filters, batteries, etc.