It is made a condition precedent to the use of water by any consumer and to the permission to tap any main or connect service pipes with any branch main, that no person will be entitled to damages for any interruption of the supply of water, for damages caused by accident to any part of the waterworks or for repairs of machinery, fire hydrants or mains or for damages caused by defective piping and appliances on the customer's premises. In the event of conflagration, flood or other emergencies, the municipal water utility reserves the right to restrict the use of water for any and all purposes, except domestic household use and fire purposes. (Prior code § 33-18)