
15
8. When a trouble occurs
Countermeasures for malfunctions
Symptom Causes
Countermeasures
Even if the switch is turned on
・
No display appears
・
Shaking does not start
①
Imperfect contact of a circuit
②
Defect of the power switch
③
Fuse has blown
④
Defective substrate or imperfect
contact
①
Replace or repair
②
Replace
③
Replace
④
Replace or repair
Although shaking is made
・
It is not smoothly.
・
Excessive noises or
vibrations
①
Roller is worn
②
Belt is loosened
③
Belt is worn or damaged
④
Anti-vibration rubber is defective
⑤
Floor is not flat
①
Replace
②
Adjust belt tension
③
Replace
④
Replace
⑤
Move to a different
site
Speed is uncontrollable
①
Speed controller is defective
②
Motor is defective
①
Replace
②
Replace
If a malfunction is suspected
In such cases
Symptom Check
The unit will not operate
even though power is
turned on.
●
If the power cord is connected to an outlet securely.
●
If a power failure has occurred.
●
If the fuse has blown.
Shaking speed fluctuates
during operation.
●
If the amount of specimen is too much.
●
If specimen is concentrated to one side.
●
If source voltage is too low.
Shaking stops.
●
If the shaking table is not overloaded.
●
If a foreign object is pinched in the shaking table.
◆
If the symptom does not fall on any of the categories above, immediately turn the power
switch off, turn the source power off and contact your dealer, one of our sales office, or our
general customer service center.