Both answers are correct. It says "clamping gently" and then says "applying pressure with your hand."
Out of context makes it sound melodramatic.
Everything taken into context and a bit of caution and you are fine. Hell, I eat chocholate, my doctor says its bad for me; ...if i eat the entire box in one night...

Ed
PS: I have this problem on a shooter I have, I have never fixed it, too lazy and unsure of what to do