K8041 timer less than 2 min

the timer of my k8041 can be adjusted from 10s to 2 mins only , I have checked the assembly of the components, it is good
How to correct this problem, ( sorry for my poor English )

Could you post some very Clear and Sharp pictures of the top and bottom of the board?

thank you, how to submit to you some pictures?

Sorry, you cannot submit pictures.
Please provide links and use e.g. a free online picture base.

thank you
pictures are available at : dl.free.fr/hO2jZuqah

I am soory , my test was not good, the light was on only many seconds , when the light is on more that 2 mins is work ok

So it works fine?