At printairtimeonline.com portal, you can re-print vouchers you have already printed.
Sign in to : https://www.account.printairtimeonline.com
Go to “Print Vouchers”
Select the ePin file you’ve printed
Enter your password
Click the “Print Vouchers” button.
On the right hand side, you will also see details of the date the epin file was imported, printed and re-printed.