Posted 5/9/2024 14:29 (#10734638 - in reply to #10734455) Subject: RE: 4630 activating diff lock causes oil to blow out gasket on brake valve
Wisconsin
I would check the differential lock, it's a couple springs and spools, mine (different model but probably same valve) had one spring kinked and acted sort of similar. Check the return is free while you're at it.