6.0 Repairs and Replacements
6.5
Solid-state Relay Replacement
Disconnect the product from the power supply and remove the
appropriate cover as given above.
1. Make a note of the wire connections to the solid state relay, then disconnect them.
2. Remove the solid state relay from the base panel or aluminium plate.
3. Replace and reconnect the solid state relay ensuring that the bottom of it has good
thermal contact with the base panel or aluminium plate.
4. Replace the access panel.
6.6
Fuse Replacement
Fuses are marked on the wiring diagram with type codes, e.g. F1, F2. For more
information on fuses refer to section 9.0.
Depending on model and voltage, the different fuse types may or may not be fitted.
If any fuse has failed, it is advisable for an electrician to check the internal circuits.
Replace any failed fuses with the correct type. For safety reasons do not fit larger
capacity fuses without first consulting Carbolite Gero.
The fuses are located at the cable entry point. Remove the back panel or control box
back panel to gain access to the fuses.
6.7
Element Replacement
Disconnect the product from the supply and remove the side cover and internal element
cover. See section 6.2. The element terminals are low down in the side compartment.
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Disconnect the wires from the heating element terminals.
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Remove any starlock washers - these may need to be cut with wire cutters.
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Remove any clips holding the element inside the chamber and withdraw the ele-
ment.
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Reverse the procedure when fitting the new heating element.
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To find out whether the heating element failure was caused by a fault in the control
circuit, operate the product at a low temperature and check that it is functioning cor-
rectly.
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