TANK-AIR SENSING 3U9295 - Caterpillar

Procedure to Prime the Hydraulic System
Procedure to Prime the Steering System
Table 1
Tools Needed    
Qty     Part Number     Description    
1     177-7862     Hose As    
1     6V-4143     Quick Connect Coupler    
1     -     Shut Off Valve (1)    
( 1 ) Use shut off valve with 1/8-27 NPTF THD
Assemble a drain hose by connecting a suitable shut off valve at one end of hose assembly. Connect a quick connect coupler on the other end of the hose assembly. Refer to parts listed in table 1.Note: A suitable container for hydraulic oil is required.
Illustration 1 g03709600
Typical view of the RH side (A) Steering case drain filter
Illustration 2 g03709617
Close-up view of the steering case drain filter (A) Steering case drain filter (B) Pressure tap
Install the previously assembled drain hose and quick connect coupler to pressure tap (B) at the bottom of steering case drain filter (A) .Note: Ensure that the hose drains the oil into a suitable container.
Illustration 3 g03709639
(C) Engine lockout control
Ensure engine lockout control (C) is in the clockwise most position to the engaged position.Note: You should have 24 V DC to the truck.
Open the shutoff valve on the end of the drain hose. Crank the engine over in 15 second increments until the oil begins to flow and run clear of bubbles.Close the valve and turn the key in