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Chapter 4 Periodic Inspections
8
Maintenance and inspection of harmonic drives
The motor and speed reduction gear casing are extremely hot after auto-
matic operation, so burns may occur if these are touched. Before han-
dling these parts during inspection or servicing, turn OFF the controller,
wait for a while and check that the part has cooled.
Precautions for handling harmonic grease and washing oil
• Inflammation may occur if the grease gets into eyes.
• Inflammation may occur if the grease gets on skin. Wear protective
• Do not consume the grease. (Consumption of grease will cause diarrhea
• Wear protective gloves when opening the can to prevent injury to hands.
• Store the grease out of the reach of children.
• Do not heat the grease or place it near fire. There is a risk of igniting or
Remedial measures
• If the grease gets into eyes, flush eyes for 15 minutes with clean water,
• If the grease gets on skin, wash off completely with water and soap.
• If the grease is consumed, do not induce vomiting, and instead con-
Disposal of harmonic grease, spent washing oil and waste containers
• Disposal methods are specified by law. Always follow local laws when
• Do not apply pressure on an empty container. The container could rup-
• Do not weld, heat, open a hole or cut this container. Failure to observe
!
Use of grease not recommended by YAMAHA could lead to a drop in the har-
monic drive life.
WARNING
WARNING
Always wear protective goggles, etc., to protect eyes when handling
the grease.
gloves, etc., to protect skin when handling the grease.
and vomiting.)
fires.
and then see doctor.
sult with a doctor immediately.
WARNING
disposing of these items.
ture if pressurized.
this could lead to an explosion and igniting of the residual matter.
CAUTION
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