M A E D A Mini-Crawler Crane Section 5 –
GENERAL MAINTENANCE INFORMATION AND PRECAUTIONS
1/2019 MC285C-3 5-3
Protective Clothing and Gear
WARNING! The following safety messages
address a potential Exposure Hazard:
• Wear the proper protective clothing or gear
when maintaining equipment. Wear hard
hats, safety glasses, gloves and safety
shoes.
• Always wear appropriate eye protection to
prevent the risk of eye injury. Wear safety
glasses to prevent eye contact with debris
and fluids.
• Always wear ear plugs when working around
loud noises to prevent hearing loss.
• Always wear the appropriate gloves to
protect your hands, especially when
handling extremely hot or cold equipment
and fluids.
• DO NOT wear watches, rings or jewelry while
working with electrical and mechanical
equipment.
Tools
WARNING! Tool Hazard. Always use the
appropriate tool for the service being
performed.
Welding
WARNING! Burn Hazard. Always wear welding
gloves to protect your hands and a welding
face mask to protect your eyes and face when
welding.
NOTICE: When welding:
• Never weld using 200V or greater.
• Do not place welding ground near the boom pin
or hydraulic cylinder.
Turn off the Starter Switch to power off the
machine.
Ground the machine within 1 m of the welding
point.
Disconnect the monitor and controller connectors.
Remove the negative (-) terminal of the battery.
Make sure O-rings, seals or bearings are not
present between the welding point and the
grounding point.
Handling and Service of Electrical
Parts
NOTICE: Never remove and disassemble
electrical equipment from the machine.
NOTICE: Keep water/rain away from electrical
parts.
NOTICE: Keep electrical parts free of seawater
and seashore impurities to prevent corrosion.
Electrical parts are susceptible to water damage
and insulation leaks. Current leakage can develop
if electrical parts become wet or insulation is
damaged. Exercise caution when handling
electrical parts.
Only Maeda-approved optional electrical parts
may be installed.
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