I have read in a couple of different posts about brakes not setting imediately when you use the manual slide, one person even said their brakes did not set until rolling about eight inches. I am curio...
Trust but verify....I do that in my job every time a contractor tells me something about their system (I'm a Navy flight tester)
I do that with my 5ver as well...do the pull test every time, with the landing gear about 0.5 - 1" off the ground....and yes, I have a bedsaver....again, my job demands safety above all things - and it carries over when I haul.