>I want to set my Epson Printer (LQ 2170) to 12 Inch page lenth. The
>printer manual says the command is
>
> Esc C n (where n=number of lines per page)
>
>so I have tried following commands
>
> ??? chr(27) + "C72"
> ??? chr(27) + 'C' + '72'
>
>None of these commands work, the printer accepts command till '7' and print
>'2' on the paper without considering it a part of the command and
>accordingly behave in an abnormal way.

The command should be CHR(27)+"C"+CHR(72) or CHR(27)+"C"+"H".

HTH!