HOSE AS 2827904 - Caterpillar

Installation Procedure
Table 1
Required Tools    
Tool    Part Number    Part Description    Qty    
A     FT-1114     Vacuum Cap     1    Note: This procedure is for installation of the four bank valve that controls the arch, boom, rotator, and tong.
Illustration 1 g00658012
Attach a hoist and a suitable lifting sling to bank valve (7) .
Install bank valve (7) and four bolts (12). The weight of the bank valve is 39 kg (85 lb).
Attach Tooling (A) and compressed air to the hydraulic tank in order to create a vacuum in the hydraulic tank.
Illustration 2 g00657975
Connect three hydraulic hoses (11) to the inlet side of bank valve (7) .
Illustration 3 g00657961
Connect six hydraulic hoses (10) to bank valve (7) .
Illustration 4 g00657947
Connect four hydraulic hoses (9) to bank valve (7) .
Illustration 5 g00657927
Connect eight hydraulic tubes (8) to bank valve (7) .
Illustration 6 g00657892
Connect four electrical wire connectors (6) to bank valve (7) .
Illustration 7 g00657879
Install backup alarm (5) and connect two electrical wires (4) .
Illustration 8 g00657768
Install guard (3) and six bolts (2) .
Install two bolts (1) to the backup alarm (hidden).End By: Separate the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect" for the machine that is being serviced.