1. Owner will not return balance on requests
2. You will have to take matter legally
3. Claim expenses incurred by you for repairing choked drain in balcony
4. Claim above amount plus balance deposit with interest
5. Issue a legal notice and mark it police commissioner. Also claim legal notice issuing charges from owner
6. Owner has to simultaneously refund deposit with tenant making handover. He cannot withheld deposit and keep on checking his house for defects at his whims and fancies
7. Owner has become greedy and sticky and trying to take undue advantage
8. Put pressure on him legally so that atleast you can recover your balance or substantial portion of it, if not expenses incurred and interest for late refund
9. Owner is smart because he knows that for a small amount you wont go to court because the expenses will be much more than what you can recover
10. However you need to be firm and assert in legal notice that you will recover from him all legal expenses which you may have to incur in addition to outstanding amount
11. Visit the police station and request the officer to call owner and direct him to refund money and close matter amicably