Already tried XT 2012 Lever , same ****.
I have set of old XT 2004 4 piston with XT 2012 Levers and works fine.
Tried some new trick yesterday:
1. take lever oil bleed cap out
2. take out caliper
3. take out pads from the caliper
4. pump some oil from lever till all pistons going...
You can block the hole in gold cup but the system needs some pressure valve. The oil overheating during the ride and release some gas I think and that's what make pressure in the system , that's what can cause seals in the caliper to leak.
The pad contact adjustment is the small silver...
I think maybe there some problem with seal on the other side of the gold cap , but how the hell I am removing the gold cap out to test the seal.
In old saint lever m810 you just pull it out after removing plastic.
For the record , I still use old m810 calliper with new m820 lever.
Spoke with...
Someone can tell me what the purpose of gold cap with hole.
I have fresh bled , during first riding there was an oil splash from the hole. ???!!! Looks there too much oil in system ??!
I think this kind of valve that release extra oil, but after that release I lose my brake/pad contact power...
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