There's a lot to take off! | Full Valve Chest removal process | David Brown 990 #9

There's a lot of parts to take off for the valve chest to be free, and in this video I go through the whole process. Use the chapter markers below to help with getting to specific parts of the video.

00:00:00 - Intro
00:00:52 - Stuff that has to be removed to get to the Valve Chest
00:06:08 - Removing bottom roll pin on parking brake shaft
00:10:38 - Removing Quadrant's exposed bottom bolt (It's a pain)
00:13:29 - Quadrant front plate removal
00:14:45 - Removing Nyloc Nut from Connecting Link
00:16:30 - Removing remaining bolts for Quadrant
00:17:52 - Quadrant is Free!
00:19:03 - Looking inside front of Right Hand Bracket where Quadrant is fitted
00:20:20 - Looking over the Quadrant on the bench
00:22:37 - Removing Parking Brake Handle, Pawl, and Spring
00:25:02 - Removing Front Pressure Pipe Connection Bolts
00:26:59 - Loosening Lube Pipe bolt
00:28:50 - Removing Plate over Bypass and Hold Valves
00:29:53 - Using Drag Link Socket for Bypass and Hold Plugs
00:32:07 - Removing rear cover from Right Hand Ramshaft Bracket
00:32:34 - Pushrod Mechanisms inside the Right Hand Bracket
00:33:11 - Depth Control cable, mechanism, push rod, and spring
00:33:45 - Disconnecting spring from Depth Control push rod
00:34:11 - Removing nuts off end of Sensing Cable
00:35:38 - Don't push arms too far forward! You'll break stuff!
00:36:48 - Operation of Height Control Pushrod and Cam
00:37:38 - Removing Pushrods and Guide Bracket from Right Hand Ramshaft Bracket
00:41:05 - Removing Left Hand cover from Ram Cylinder
00:44:55 - Looking over the Left Hand Cover on the Bench
00:47:04 - Getting the hoist in place and hooked up
00:48:58 - Removing the bolts on Right Hand Bracket
00:51:20 - Pulling Ramshaft, Right Hand Bracket away from tractor
00:57:55 - Moving it all over to the workbench
00:58:58 - Removing Cam Plate from inside Right Hand Bracket
01:01:11 - Separating Ramshaft and Right Hand Bracket
01:01:51 - Moving Ramshaft back away from workbench to a safe spot
01:02:48 - Don't forget to fish out the Lube Pipe if it fell!
01:03:12 - IT'S ALL DONE!

Forum post on using Drag Link socket for the plugs:
https://dbtc.co.uk/phpBB3/viewtopic.p...

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