FLANGE 2506470 - Caterpillar

Table 3
Needed Length of new Hose    
Sales Model     Part Number     Length    
784     165-0023    
47 cm (18.5 inch)    
785     165-0023    
47 cm (18.5 inch)    
789     165-0023    
51 cm (20.1 inch)    
793C     165-0023    
59 cm (23.23 inch)    
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
At operating temperature, the oil in the power train is hot and under pressure. Hot oil can cause burns. Remove the breather filter cap when the engine is stopped and the breather cap is cool enough to touch by hand.Slowly loosen the breather filter cap in order to release any pressure in the oil tank. Be careful of hot hydraulic oil when any lines are disconnected from the components of the power train.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01401927
All machines except the 793C machines
Illustration 2 g01401930
The 793C machines
Refer to Table 1. Remove the inlet hose (11) from the differential to the flow control and relief valve. Save the hardware. For the 789C machines, you must also remove the 5P-7470 Clip (12), the 5P-7471 Clip (13) and the 5P-8182 Grommet (14) before you remove the inlet hose.
Refer to Table 3. Cut the correct length of 165-0023 Hose (10) for your machine.
Illustration 3 g01401932
Refer to Table 2. Assemble item (1), item (2), item (3), item (4), item (5), item (6) and item (7) in order to make the new inlet hose from the differential to the flow control and relief valve.
Install the new 7M-8485 O-Ring Seal (8) and the new 2S-4078 O-Ring Seal to the new hose assembly.
By using the hardware from Step 1, install the new hose assembly.