The brakes are now on all four wheels, all copper-pipes are laid out and the master cylinder, which also operates the clutch as well, is now in place in its newly painted bracket and the clutch slave-cylinder is in place ready for us to unstick the clutch-plate and the car's hydraulic system is ready to rock.
What a shame the master-cylinder and the under-bonnet copper-pipes must be removed again to work on rubbing down, protecting and repainting the bulkhead, in which the newly restored heater unit sits, and the firewall joining it to the cockpit / dashboard, so we'll have to delay filling the system with fluid and testing it until the master-cylinder is firmly in place.
Sunday, 12 February 2012
Wednesday, 1 February 2012
Heater Unit Refurbishment
The heater was in a bit of a sorry state with a matrix full of sludge, a wobbly fan and, as you can see, a fair bit of rust.
I stripped the unit down and first gave the matrix a good flushing out. I then gave the metal unit a quick rub down to get the rust off but left most of the old paint on and threw on a liberal coat of zinc-primer.
Followed by several coats of BMW Black paint.
The fan has been fettled back into a straight position and the spindle oiled so it spins much better now and works great off a 12V battery test. I threw a quick coat of zinc-primer onto the fan-drum before refitting it.
Reassembled, the unit looks a million times better and is ready to go back in place when we've finished painting the bulkhead in which it sits. The old nuts and bolts still look a bit rusty, but they've had a nice thick coat of Wax-Oyl.
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