Remove/Install Inertization System Line In Engine Compartment - AR86.10-P-0119FR

Model 257, 290 with engine 256 with code 2U8 (Alternative refrigerant) 

Shown on model 257 

Courtesy of MERCEDES-BENZ USA

Topical note	Notes on threaded connections fastened using a tightening angle-based tightening process		AH00.00-P-0020-01A
	Notes on safety-relevant components		AH00.00-Z-0019-01A
	Remove/install
1	Remove cover in right engine compartment.
2	Remove engine cover.
3	Open clamps (3.1) for piping (3).	Replace clamps (3.1) for piping (3).
4	Take off seal (1).
5	Remove piping (3) together with the passage (2).
6	Remove piping (3) from passage (2).
7	Remove screw (5) and remove piping (4).	Pipe for inerting to engine	*BA86.10-P-1002-03E
	Check
8	Check piping (3, 4) for damage and plugging.	If there is a problem, ↓ Replace the piping (3, 4).
9	Install in the reverse order.