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HOSE AS 3079006 - Caterpillar



3079006 HOSE AS Caterpillar parts HOSE
Rating:
16
Alternative (cross code) number:
CA3079006
307-9006
3079006
Caterpillar 3079006 HOSE AS

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Illustration 1 g01078732
In order to relieve any pressure in the hydraulic tank, press and hold down the plunger on the breaker relief valve. The breaker relief valve is located on the front of the hydraulic tank.
Install a vacuum source on the main hydraulic tank in order to prevent excessive loss of hydraulic fluid during the procedure.
Clean the end of the steering control valve that is opposite to the spring in order to prevent contamination of the hydraulic system.
Illustration 2 g01317500
Steering control valve (1) This port remains plugged. (2) A drain line will be routed from this port to the steering tank. (3) Remove this orifice plug and replace the orifice plug with a 3D-4603 Pipe Plug . (4) Spring chamber (A) Plug
Remove plug (A) from the end of the steering control valve that is opposite to the spring (4) and replace the 1T-0936 Orifice Plug (3) with a 3D-4603 Pipe Plug . Install plug (A) back into the steering control valve.
Illustration 3 g01318693
Remove plug (5) from the steering control valve.
Illustration 4 g01318695
Install an 8T-2353 Adapter and a 3J-7354 O-Ring Seal (6) in place of plug (5) .
Install an 9X-2614 Connector , a 6V-8397 O-Ring Seal , and a 3J-1907 O-Ring Seal (7) onto adapter (6) .
Clean the area that surrounds the connections on the hydraulic tank in order to prevent contamination of the hydraulic system.
Illustration 5 g01318742
Illustration 6 g01318744
View B
Remove elbow (8) .
Illustration 7 g01318870
View B
Install an 8T-6696 O-Ring Tee , a 6V-8397 O-Ring Seal , a 6V-8398 O-Ring Seal , and a 3K-0630 O-Ring Seal (9) in place of elbow (8) .
Connect a new 241-8678 Hose As (10) between tee (9) and connector (7) on the steering control valve.Note: Connections may need to be accessed from multiple locations.
Illustration 8 g01318964
Hose (10) should be clipped to existing 171-2017 Hose As (11). Use two 8M-2773 Clips , two 8T-4121 Hard Washers , one 8T-4133 Nut , and one 8T-4136 Bolt (12) .
Illustration 9 g01318979
Hose (10) should also be clipped to the mounting plate for the steering control valve at location (13). Use one 6V-1889 Clip and one 8T-4121 Hard Washer with the existing bolt at location (13) .
Clean all of the new hose connections in order to check the connections for leaks.
Remove the vacuum source from the hydraulic tank.
Remove the steering frame lock and properly secure the lock.
Start the machine and operate the machine for five to ten minutes in order to remove any air that may have been introduced into the hydraulic system.
Shut down the machine and inspect the modifications for leaks. Correct any leaks.
The machine may now be placed back into service.
Contact the Technical Communicator at the dealer with the following information.
Machine serial number
Service meter hours
Customer site
Date of repair


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