need help for mod Rock 24

[Wolf_Chife]

hi evreone i need help cuse i stuck somewhere in Rock 24 here is my problam:
i got stuck somewher i didnt find any walktrogh so i hope youl help me when you need to get out the profesor (in map 2 or 3) from his sell and he talis you to move the valve and to cut the chain in the security room so here my question what security room and what chain?!
when i open the valve the pipes get out black steams a littel explosion and thats it
i saw the trailer and the pipe sholud full down and break the wall and free the professor
can someone please help me ?!?!

thanks for advanced

 

[Wolf_Chife]

nobudy is going to help me????

 

[Wolf_Chife]

hellow is any one here????