Ed's 77 Terex 72-41

Starts and runs, but has a few issues before it's ready for work. The emergency brake valve next to the seat was leaking and wouldn't build pressure, I got a rebuilt one locally. The valve in front of it had a broken lever, also got a new one. I'm thinking it's a 4WD switch, not sure. I have a parts manual coming today, no service manual yet.

Also the transmission is leaking, there's a pretty good drip coming off the small round thing with hose towards center of the picture (underside...

Ed's 77 Terex 72-41