URGENT: How to set page length in Report 6i

I am using Report 6i on windows platform.

I want to print cheques on LQ-1050+DX on character mode.
Stationary of Cheques : 1 page is of 11 inch. containing 3 cheques per page.

Existing PRT file :
-----------------------------------
printer "wide"

height 66
width 132

after page control(L)

return control(M)
linefeed control(J)

--------------------------------


Problem : Page is not properly skip after 1 page.
I have try to set HEIGHT in PRT file. But problem is not solved.