What spanner for inaccessible nut

Jun 18, 2012 2 Replies

I need to tighten the cold water connection to a Vaillant EcoTec combination boiler. Unfortunately there are a series of connections in close proximity so my normal adjustable pliers won't fit.



Installation details for the boiler here:



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the arrangement.



what is the best tool for the job?



Andrew


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> shows the arrangement.

Hi Andrew.

I think you need to look at "Normal" spanners rather than an adjustable spanner.

If a normal one is still too thick, you can get "Thin Profile" spanners that will do the trick.

Or use an Angle Grinder to thin the ones you have.

Baz

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>>> shows the arrangement.

The problem is not the thickness of the spanner but its width. The connections are effectively a series of nuts (as on a compression fitting) next to each other so the spanner cannot be put across flat because it is interfered by the nut next to it.

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