5 reduction belt [motor reversing type – IAI America RCAW User Manual
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4. Maintenance
61
4.5 Reduction Belt [Motor Reversing Type]
4.5.1 Inspecting the Belt
Remove the pulley cover and visually inspect the belt.
Durability of the reduction belt is affected significantly by the operating condition, and there is no
standard guideline as to when the belt should be replaced.
Generally, the belt is designed to withstand several millions of flexing loads.
As a practical guideline, replace the reduction belt when any of the conditions listed below is observed:
y
The teeth and end faces of the belt have worn significantly.
y
The belt has swollen due to deposits of oil, etc.
y
Cracks and other damages are found on the teeth or back of the belt.
y
The belt has broken.
4.5.2 Applicable Belt
y
RA3R········60S2M124R Rubber, cleanroom type (Bando Chemical Industries) 6 mm wide
y
RA4R········60S2M154R Rubber, cleanroom type (Bando Chemical Industries) 6 mm wide