in 0.91 heat bed works, in 0.92.9 it doesn't

<font face="Arial, Verdana">in 0.91 heat bed works, in 0.92.9 it doesn't. Repetier shows that power goes up but temp doesn't change.</font>

The board is melzi 2.0

same problem with 1. version

changing temperature control doesn't help

Problem was solved by changing pins for heated bed