On 18/02/2018 16:49, ultred ragnusen wrote:
> wrote:
>
>> Lacking an actual torque wrench, be sure to use equal pressure on all
>> the nuts. I use a two step process. First, tighten them to just snug
>> using a cross pattern. Then go back and tighten each one as evenly as
>> you can feel to tight, but don't kill them. Hard to decribe but you
>> don't want to stand on the wrench to get them very tight.
>
> The only way I know to "test" (but not "calibrate") a torque wrench is to
> have a double-headed bolt contraption that is long enough for two sockets
> to fit face to face.
>
> Then I would put a torque wrench on each end, and lock one in a vise and
> twist the other where they should both show the same torque.
>
> That only "tests" them.
> I don't know how to calibrate them because both could be wrong.
> And you have to "adjust" them if they are.
>
> Does anyone know how to calibrate a torque wrench at home?
>

Clamp head with handle horizontal; hang bucket of water measured
distance from head; add water until clicks; weight bucket; do sum.

--
Robin
reply-to address is (intended to be) valid