6 Care and maintenance
bon E-20 SE
6 Care and maintenance
6.1 Care
Clean the refraction unit with a clean and damp chamois leather. Do not use any abrasive or
aggressive cleaning fluids!
6.2 Maintenance
The refraction unit if used appropriately does not require any regular maintenance.
For repairs or in the event of technical problems please contact the customer care team at
bon Optic.
6.3 Repairs that can be carried out by the user
The following repairs can be carried out by the user.
6.3.1 Changing the bulb in the examination lamp
Bulb used: Halogen mirror lamp with reflector and safety glass
(12 V / 20 W), Socket GU 5.3
1) Before commencing the repair work remove the plug from the mains socket.
2) In order to avoid burns allow the lamp to cool down before changing it.
3) Remove the lamp by hand out of it´s holder.
4) Place the new lamp in the holder. Please ensure that the contact pins are not bent during
this process. The position of the contact pins is not relevant.
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