No.
If your return was e-filed with the installment agreement Form 9465 and the return was accepted, then the filing instructions will tell you if you need to mail anything in.
If you said you would make an initial payment with the installment agreement request, then you should mail in the payment voucher Form 1040-V with your initial check or money order.
The IRS takes 30 days minimum to approve an installment agreement request, so the bank debits will not begin until after your installment agreement request has been approved. You will get a letter.
https://www.irs.gov/individuals/payment-plans-installment-agreements
https://www.irs.gov/payments
