fordman70
New Member
Cat 420D <I can't keep oil in left side brake ,when pumping (very little pressure) drains the bottle dry all new lines. seen to be going into rear end.tried bleeding brakes won't build up
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cat 420D brake trouble
- Thread starter fordman70
- Start date
BigWrench55
Senior Member
Brake piston seals are blown. Time to drop the axle and get to work.
fordman70
New Member
ok ty