Drawell DW-LBI-250 Gebruikershandleiding - Pagina 7
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articles in the working chamber of the instrument!
VI:Failure handling methods：
Problems
No power supply
The temperature does not
rise or fall
Big deviation of
temperature
Note: Maintenance operations shall be carried out by qualified personnel. Please turn off
the power supply before repairing.
VII. Transportation and storage
1) Handle with care. Do not transport upside down.
2) Store the instrument in a room with relative humidity no more than 80%, no corrosive
gas and good ventilation.
Drawell International Technology Limited
Web : www.drawell.com.cn
Causes
Socket without power
Not plugged or wire broken
Fuse is open
Power switch not on
Setting temperature is wrong
The temperature controller is broken
The cable is loose
Timing setting is incorrect
Temperature sensor is broken
Fan is broken
The meter is not corrected
Tel: +86-023-63268643
Email : [email protected]
Solution
Change socket
Plug well or connect wire well
Change fuse
Switch on.
Adjust setting temperature
Change the temperature controller
Tighten the cable.
Reset or cancel timing
Change temperature sensor
Change the fan
Correct the meter