Resealing and freshen up of John Deere 3 cubic in hydraulic pump out of a 4230. This style pump was used by Deere from the 10 series through the 60's in the mid 1990's.
00:00 Intro to tractor
00:27 Front Axle removal
01:05 Pump plunger dissasmbly
01:48 Shaft End Play
02:05 Shaft Removal
03:18 Shaft Deburring
04:03 Setting Endplay
05:59 Inlet Filter
07:20 Shaft Seal
10:13 Inlet Valves
10:57 Exhaust Valves
11:37 Shaft Assembly
15:37 Piston Assembly
17:14 Back in the Frame
17:48 Running Leak free