[RE-wrenches] MC-4 connectors

[robert ellison]

They can be a challenge but all seem to come from the same manufacturer and
meet the same spec, with out the wrench it can drive you nuts getting them
apart. But it's not easy with the wrench sometimes either.

Bob

On Tue, Aug 25, 2009 at 3:09 PM, Jeff Yago <jryago at netscape.com> wrote:

>  Like most of you it seems like every time I turn around, we need to order
> another $400 crimper and toss out several boxes of connectors that no mate
> with the module cables.
>
> Although I realize these connectors are not intended to be repeatedly
> plugged and un-plugged, there are times during the initial installation,
> ground-fault testing, and start-up where it is helpful to dis-connect
> individual strings.   However, we have had many MC-4 connectors that were
> almost impossible to dis-connect without damage, and yes, we have one of
> those special slide-on tools that is intended to compress the latches.   Is
> this just me or are these connectors having some quality control issues.
>
> Jeff Yago
>
> DTI Solar
>
>
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