If you can prove that the damage to the light was caused by a failure of common property, you can send the Owners Corp a bill for the repairs and/or replacement.
However, bear in mind that a quirk in the Memoradum “who is responsible for what …?” suggests that the Owners Corp is only responsible for the damage done in repairing common property not for damage caused by the failure of the common property in the first place.
According to many strata lawyers this is not a legally sustainable position, and it’s certainly not the law, but its one your strata manager may take in the first instance.
In reality, most home and contents policies will cover this but you may have to pay an excess. Your dilemma is, if the OC refuses to pay the excess, is it worth your time and trouble pursuing them through the locals courts.