MUFFLER AS 4152809 - Caterpillar

Removal Procedure
Start By:
Connect the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".
Release the pressure in the steering system and in the braking system. Refer to Disassembly and Assembly, "System Pressure - Release".
Remove the hydraulic fan pump. Refer to Disassembly and Assembly, "Piston Pump (Hydraulic Fan) - Remove".
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 Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Hot oil and hot components can cause personal injury. Do not allow hot oil or hot components to contact skin.
Note: Put identification marks on all lines, on all hoses, on all wires and on all tubes for installation purposes. Plug all lines, all hoses and all tubes. This will help to prevent fluid loss and this will help to keep contaminants from entering the system.
Illustration 1 g00868446
Disconnect two hose assemblies (1) from steering pump (2) .
Illustration 2 g00868454
Disconnect hose assembly (3) from steering pump (2) .
Illustration 3 g00868456
Attach a suitable sling to steering pump (2), as shown. Attach a suitable hoist to the sling.
Remove four bolts (4) and the steering pump. The weight of the steering pump is 109 kg (240 lb).