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Fusible Link

Posted: Wed Aug 21, 2013 1:01 pm
by StarionJD
Hi Guys,

Started engine, put on headlights, all electrics stopped working. Traced to fusible link running off the +ve battery terminal.

Require the fusible link or suitable substitute. Diagrams only mention link but with no details. Any ideas?

Jack

Posted: Wed Aug 21, 2013 3:41 pm
by ProZac
They're getting hard to find these days! I had to buy new fusible link wire, and the terminals, and make my own.

Its a standard 'Red' old school fusible link. Hopefully an autoelectrical shop over there might still carry them?

Posted: Wed Aug 21, 2013 4:06 pm
by popup
If you can get new links then replace them all. Also, with a fine scredriver you can pop the male part out of the holder and give it a good clean with a small file.

If not (like me) I had to replace the lot with MAXI fuse holders. The one that feeds the injection (marked ECI) I replaced with a standard blade fuse holder as MAXI fuses only go down to 20A rating.

Posted: Wed Aug 21, 2013 5:51 pm
by redzone
I have one here mate, $20 express posted :)

Posted: Wed Aug 21, 2013 7:30 pm
by thrash
is there anything wrong with replacing them with standard fuses anyway?

Posted: Thu Aug 22, 2013 8:32 am
by redzone
Not really, if u could find out what the wire is rated at but I don't know how you would find that out..

Posted: Thu Aug 22, 2013 8:45 am
by StarionJD
redzone wrote:I have one here mate, $20 express posted :)
PM sent

Fusible Link

Posted: Thu Aug 22, 2013 9:00 am
by StarionJD
thrash wrote:is there anything wrong with replacing them with standard fuses anyway?
Have seen a JA with a nicely done insulated 20A spade fuse assy as the fusible link. Don't think it was factory standard.

Posted: Thu Aug 22, 2013 12:33 pm
by thrash
redzone wrote:Not really, if u could find out what the wire is rated at but I don't know how you would find that out..
would it be in the workshop manual I wonder? An auto electrician may also be able to determine the correct size based on diameter etc?

It's easier to find, carry and replace fuses, so I think it'd be a worthwhile mod, no?

Posted: Thu Aug 22, 2013 3:43 pm
by WidebodyWoody
A long time ago I had 1 fusible link go, and the auto elec completely replaced all the fusible links with individual wires and its a shit storm now. I need to get someone to completely fix it now. I hid them all inside the guard for now because its messy as. But yeah, it can be done.

Posted: Thu Aug 22, 2013 3:56 pm
by ProZac
Found time to dig out the electrical wiring supplement factory mitsy service manual.

Sorry for the quality. One day when I get time I'll properly scan the thing and upload it, has full wiring diagrams for all european market and export 1986 starions, including australian ones.

Image

Image

Posted: Thu Aug 22, 2013 4:00 pm
by ProZac
The difference between a fusible link and a fuse is subtle, but does exist. Fusible links, as you'll notice, have a really high fusing current in relation to their max carrying current. They're basically a 'slow-blow' fuse. Means you can draw more than their rated current for a short period. Fusible links are used to protect wiring harnesses, whereas fuses are used to protect actual devices.

Best bet for replacing the main fusible link would be to hit up a wreckers and get a battery terminal that has a more modern style plug in type integrated into it.

Posted: Thu Aug 22, 2013 5:00 pm
by Alspos
You could also try an electronic shop to source slow blow fuses

Posted: Fri Aug 23, 2013 5:33 am
by popup
That's why I used MAXI fuses as they are a slower blow, and if one goes I can get them from any auto shop. All 90s onwards cars used maxi style fuses,or cartridge style.

I can get the fuse ratings off my car for each link if need be. I calculated them based on what is on each circuit. I blew the lighting one so upped it one rating and its been fine since. I carry a few spares just in case as I've been on the cautious size with ratings.