VALVE & MOUNTING GP 3967796 - Caterpillar

Use the correct personal protective equipment when removing the clamp.
Illustration 1 g03796494
Typical example
Use suitable material in order to encase bellows (5). Use cable straps in order to retain the suitable material. Encasing the flexible exhaust pipe will prevent damage of the bellows.
Make temporary marks in Position (A) and Position (B) for installation purposes.
Sufficiently loosen ball clamp (3) and V-band clamp (5) in order to allow the assembly of flexible exhaust pipe (4) to be removed.
Remove flexible exhaust pipe (4) from Selective Catalyst Reduction (SCR) (1) and Diesel Oxidation Catalyst (DOC) (8). Note: Ensure that the flexible exhaust pipe bellows are not subjected to any undue stress.
Remove gasket (2) (not shown) and gasket (7) (not shown). Disassembly Procedure
Use the correct personal protective equipment when removing the clamp.
Illustration 2 g03796524
If necessary, follow Step 2.f through Step 1.g in order to disassemble the assembly of flexible exhaust pipe (4).
Make temporary marks on the assembly of flexible exhaust pipe (4) for installation purposes.
Sufficiently loosen ball clamp (15) and remove elbow (17) from bellows (5).
Remove gasket (16).
Sufficiently loosen V-clamp (13) and remove bellows (5) from tube assembly (12). Note: Ensure that the bellows are not subjected to any undue stress.
Remove gasket (14).
Sufficiently loosen V-clamp (10) and remove tube assembly (12) from tube assembly (9).
Remove gasket (11). Assembly Procedure
Ensure that all components of the flexible exhaust pipe assembly are clean and free from wear and damage. If necessary, replace any components of the flexible exhaust pipe assembly that are worn or damaged. Refer to Special Instruction, REHS5014, "Reuse Guideline for the Flexible Exhaust Pipe Group on Tier 4 Engines"