No, the down payment is a capital expense, and is not deductible. Instead, you depreciate the home based on the full purchase price. Please go to Federal Taxes>Wages & Income>Rental and Royalty Income to enter all the information concerning your new rental property.
Please follow this link for more information. https://turbotax.intuit.com/tax-tools/tax-tips/Rental-Property/Tax-Deductions-for-Rental-Property-De...