-46-
Checks and countermeasures
The tool exceeds the specified revolutions.
Symptoms
Daily check: Before use, remove the grinding attachment like the grindstone etc.,
and check the free speed.
●
Symptoms of troubles and countermeasures
Other abnormal
rotation
Damage of parts
Other symptoms
The tool outputs no
power.
Too high air pressure
Pressure drop caused by hose or coupler
Too small inside diameter of air hose
Reduced area of the cross section of air inlet
due to contamination with foreign matter
Insufficient capacity of compressor
Frozen exhaust hole
Worn vane
Worn upper or lower plate
Worn cylinder
Worn rotor
Worn gear
Worn gear
Worn bearing
Faulty protrusion of vane
Damaged vane
Damaged gear
Damaged bearing
Contamination with dust
Expanded vane
Seized motor part
Rusty rotor part
Malfunction of throttle
Supposed causes
The tool rotates.
The tool does not rotate.
Содержание G400H
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