ELBOW 9H1144 - Caterpillar

Removal Procedure
Start By:
Release system pressure.
Hydraulic Tank Oil - Retain
Personal injury can result from hydraulic oil pressure and hot oil.Hydraulic oil pressure can remain in the hydraulic system after the engine has been stopped. Serious injury can be caused if this pressure is not released before any service is done on the hydraulic system.Make sure all of the work tools have been lowered to the ground, and the oil is cool before removing any components or lines. Remove the oil filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand.
Illustration 1 g02271881
Disconnect hose assembly (3). Remove nuts (1) and brake control valve (2). Installation Procedure
Install brake control valve (2) in the reverse order of the removal.