have a look at James Fisher & sons they have all sorts of subsidiary companies relating to marine engineering
(Scantech Offshore have 1 for a offshore service engineer it says Great Yarmouth but they have a depot in Aberdeen)
the equivalent husqvarna models are Husqvarna 61/ Rancher/ Practica/ 66/ 162/ 266/ 268/ 272xp/ Jonsereds 625/ 630/ 670 (all variants) edit ( I missed 8ob s initial reply )
the part number for the complete jonsered chainbrake assy is 503600002 which is NLA
the husqvarna 61 chainbrake...
http://www.rogersspaceheaters.co.uk/exploded-views/ might be some help
does it look like this http://www.rogersspaceheaters.co.uk/spares/part.php?part=4031-015
unfortunately there are no prices
i'v got one of these and a watchman .
the watchman is sensitive to temperature variation
it threw a bit of a wobbler last week when it lost communication with the receiver reset cured it
have a look at a local scrap yard
FJ Church from Rainham advertise they have xrf capabilities
they might do it for a nominal fee or a donation to the brew fund
have you tried a new battery in the key ? i've a kia sportage that one day decided the keyless entry system wouldn't detect the presence of the key (normally unfolds the mirrors when you get near it) managed to open it with the button but the push button start wouldn't operate new...
PTFE backup rings size chart able to purchase either Single Turn or Spiral rings other manufacturers are available a local hydraulics supplier might be able to source some
Single Phase Pre Wired DOL Starters – IP65 | Product categories | Electrotech Drives
have some more reasonably prices DOL starters ( will need to determine value of thermal cutout & overload from existing )
a few tips
make sure the tie straps are fitted with the notch to the inside of the loop ie towards the drive links otherwise it will ride up on the sprocket at the one link that is "upside down"
to create the loop after you have cut to length pick it up by one end only and let it...