P38A Brake bleeding using Nanocom

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Once the Nanocom functionality to bleed brakes was raised people want to fully understand what it does. That seems sensible.

The pwood999 post says it is mainly for getting stubborn air out of the modulator. Seems it mimics pressing the pedal with ignition on? I've certainly had fun getting all air out fitting a new modulator so I can see why it might be useful.

Think someone needs to explain how air is expelled from a sealed unit. Unless it causes air to be moved to the top of the modulator near the bleed nipple. It certainly cannot release air to atmosphere.
 
Yes according to what I have found out, it mimics pressing the pedal and runs the pump for short intervals to enable bleeding the rear brakes and the modulator. it also tests the circuit by holding the brakes ON for a time to enable you to check for leaks.
 
why does everyone throw a mini fit if you ask a reasonable question.most were of the opinion to bleed the brakes manually which is what happened the morning after the question was asked. please just leave it alone now, you will be having a heart attack
Once you throw an idea up on here it goes native, develops a mind of its own, goes wandering off in strange directions - it stops being yours and belongs to everyone and then it goes to the pub for a pint and talks to all the regulars - and everyone can learn something about the strange stuff that gets talked about!
 
Once the Nanocom functionality to bleed brakes was raised people want to fully understand what it does. That seems sensible.

The pwood999 post says it is mainly for getting stubborn air out of the modulator. Seems it mimics pressing the pedal with ignition on? I've certainly had fun getting all air out fitting a new modulator so I can see why it might be useful.
Not quite. I quoted the info from Nanocom forums, but have never done my brakes that way. My 1998 is earlier version anyway, sos I cannot vouch for the pro's & con's of that method.

But if you read the info, it does say to do the RAVE manual procedure first !! If that's done correctly why would you need extras from Nanocom ?
 
Not quite. I quoted the info from Nanocom forums, but have never done my brakes that way. My 1998 is earlier version anyway, sos I cannot vouch for the pro's & con's of that method.

But if you read the info, it does say to do the RAVE manual procedure first !! If that's done correctly why would you need extras from Nanocom ?
You wouldn't.
 
The rear brakes on mine self bled..

New calipers on the back, just removed the bleed nipple and allowed fluid to flow out. Once clear of bubbles it was all goooood....... ;)

Front brakes were bled for the hell of it to remove old fluid..

The rave procedure is the one to follow, however in my case I payed no heed to it, pretty self explanatory..
 
The rear brakes on mine self bled..

New calipers on the back, just removed the bleed nipple and allowed fluid to flow out. Once clear of bubbles it was all goooood....... ;)

Front brakes were bled for the hell of it to remove old fluid..

The rave procedure is the one to follow, however in my case I payed no heed to it, pretty self explanatory..

Yes. So did mine, although not deliberately but because I forgot to do the final tightening on a few nuts. You're missing the point though. The lines are a piece of ****. But if the modulator is new and empty or has drained for whatever reason, getting all the air out of that can be an utter PITA.
 
Yes. So did mine, although not deliberately but because I forgot to do the final tightening on a few nuts. You're missing the point though. The lines are a piece of ****. But if the modulator is new and empty or has drained for whatever reason, getting all the air out of that can be an utter PITA.
I know I did my RRC because of a leak from the modulator...;)
 
now for another stupid question lol I just received the nanocom for my Disco and bleeding brakes however.... using the nanocom to abs bleed and modulator and so on.. it doesnt say to have the reservoir cap ON or OFF... i had mine on because i was afraid it would shoot brake fluid all over the place but i just dont know.. anyone?
 
now for another stupid question lol I just received the nanocom for my Disco and bleeding brakes however.... using the nanocom to abs bleed and modulator and so on.. it doesnt say to have the reservoir cap ON or OFF... i had mine on because i was afraid it would shoot brake fluid all over the place but i just dont know.. anyone?

I'd leave it off and almost brim it. It is just using the pump to push the fluid through. If too much goes out you're back to square 1 so top it up regularly.
 
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