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Chapter 5 • Troubleshooting :
CHAPTER 5
TROUBLESHOOTING
No. Problem Probable Cause Solution
1
No display when the power is on.
Power is not connected. Check the power and connect it.
Faulty fuse
Replace the fuse (250V 3A Φ5x20)
Damaged/Broken switch Replace the switch.
Other. Contact the supplier of manufacturer.
2 Large discrepancy between the actual and
displayed temperature.
Damaged/Faulty sensor or
bad contact
Contact the supplier of manufacturer.
3 Slow cooling or the temperature cannot
reach below ambient temperature.
Faulty Peltier Module Contact the supplier of manufacturer.
Faulty Blower.
4 The module is neither able to heat nor
able to cool.
Damaged Temperature. Contact the supplier of manufacturer.
Faulty Peltier Module
5 Mixing stops.
Faulty Drive Contact the supplier of manufacturer.
Faulty Motor
Damaged Fuse.
Replace the fuse (250V 3A Φ5x20)
Note: Do not open the instrument cover / During warranty, contact distributor or manufacturer.
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