Give the pulleys a wiggle and check the small screws are tight

No series engine has a timing belt. Sounds like it could be a fan pulley coming loose and catching the cowl, or an alternator bearing. Check the tension on the fan belt.

The manual is here and tells you how to bleed properly, what set up do you have , have you. Got the twin leading 11” drums on front http://smithies.co.nz/land_rover/ Clamping all three flexis is the place to start to find where the problem is ...

Old alternator back in. All good, exciter/warning light wire must not have been connected despite appearing to be in plastic holder. New alternator must be duff…Grrr. Thanks for help all! Al

Yes. Having bought NOS stabiliser and then a new one (neither worked), I was recommended on another thread to purchase a modern equivalent from ebay. For the first time in years I had an accurate fuel gauge, yet the temperature was in near the...

TRY

Aren’t the two heavier brown cables connected at alternator and on same terminal on solenoid.

Charging circuit similar to this

Looks like your charge light lead is ok, think it does need that exciter voltage to get charging Can you crimp in those big connectors a bit to get a tighter fit on the spade terminals also do this on the small one to make sure . You will have...

Thin cable excites the alternator to make a change. So light should be on with ignition. Once running the charge should turn out the light. Make sure little cable goes on little connector. The 2 large lugs are joined

Yes, red light stays on when running Voltage on battery is 12.3v at moment and doesn’t change when engine revs. To be fair the battery hasn’t had a charge for many starts and a 5 mile test drive with red light on so not surprised it’s only...