Dulas Solar VC150, Handbook

Page: 82 / 156

82
D.3. FUSE BLOWN IN COMPRESSOR CONTROLLER
SYMPTOMS OF THE FAULT
1.The refrigerator is TOO warm AND THE COMPRESSOR IS NOT RUNNING
2.REFRIGERATION DISCONNECTED indicator light may be lit.
How to confirm this fault
1.Switch off the regulator.
2.Remove fuse from the compressor controller. Check that the fuse holder is not
corroded and that the fuse fits tightly in the fuse holder.
3. Check the electrical resistance of the fuse.
4. Thoroughly clean the fuse holder.
5.Replace the fuse with a spare fuse that has been checked to be good.
6.Switch the refrigerator on. (Some models also have a circuit breaker protecting the
refrigerator, make sure that it is also switched ON.) If the compressor now runs, the
fault is confirmed and has been replaced.
7.If the compressor does not run check the fuse again. If it has blown against do the
actions listed below.
Repair action require
1.Check that you spare fuse is of the correct type and correct rating.
2.Check that the batteries are of the correct voltage and are connected together
correctly.
3.heck that the connections between the batteries and the compressor controller are
correct and tight. (Positive wires connected to the positive terminal of the
compressor controller and negative to the negative terminal).
4. Switch OFF the refrigerator.