Gonch is right.
Depending on the age of the unit probably something like 407C. Should have a sticker on the side of the external unit. Or on the compressor (blue thing inside the external unit)
It needs to be recovered profesionally.
Yes that means wonga!
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Stu
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Building a Hawk 289 Powered by a FORD 289
Skint - but a big smile on my face!
