No, if there is debited balance its means receivable. 
current asset shows debited balance.

if advance received from customers then it show credit 
balance of customer a/c.

Normally the receivable account shows debit balance but 
when the amount is received in advacne then it shows a 
credit balance

Accounts Receivable is the payment to be received from the 
party / customer. When we receive any advance payment from 
the party / customer for the services provided it shows 
Credit Balance.
So.  Accounts Receivable can have a credit balance only 
when Advance payment is received from the party / customer.

If the amount is received & the Sales entry is not accounted
or accounted in  another  customer account this balance will
be shown in Credit Balance.

Account receivable means the money to be received from the 
party for the services rendered. When we receive any 
advance from the customer then it shows credit balance. So 
only for the advance payement received then  account 
receivable shows credit balance

when payment made by customer is in excess as compared to 
the value of material supplied by us or in case, if the 
customer has made the advance payment and we have not 
supplied the material.

1. When Customers/Clients Paid in Advance 
2. When Customer payment is accounted before rasing invoice
3. When Custome Reurned the Goods Supplied
4. If there is Promotional Incentive creidit is given   
   after Customer Clears the dues 
5. Error on accounting of Others Payments
6. If OurCustomer become supplier to us

1. if we received advanced payments. 

 2. we received interest.

        at that time we show credit side.