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Chapter 5 Troubleshooting
No Error
Possible Causes
Solution
1
No display after switch on
Power not connected
Check power
Switch failure
Replace switch
Fuse failure
Replace fuse
(
5X20 250V 8A
)
Others
Contact with Distributor
2
No UV light
UV light failure
Replace light tube
Contact with distributor
3
No light
Light failure
Replace light tube
Contact with distributor
4
Instrument not able to
automatically stop after
drawer is open
Sensor failure
Contact with distributor
5
Big variance between
actual and display
temperature
Sensor failure
Contact with distributor
6
No heating in heating
strip
Sensor failure
Contact with distributor
SCR failure
Heater failure
7
Instrument can’t run
Controller failure
Contact with distributor
Motor failure
8
Abnormal sound during
operation
guide rail install
incorrect
Contact with distributor
Motor failure
synchronous belt
abrasion
9
Press button failure
Press button failure
Contact with distributor