Remove/Install Holder For Atomizer Nozzle Of The Fire-Extinguishing System - AR86.10-P-0135SG

Model 223 

with code Z07 (B7 armoring on special protection version) 

with code Z21 (Fire extinguishing system) 

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Switch off ignition and remove transmitter key.
2	Remove rear panel trim.		AR68.30-P-4750SG
3	Remove electrical fuse 5, special-purpose vehicles (F80/1f5), and electrical fuse 7, special-purpose vehicles (F80/1f7) from special-purpose vehicle fuse block (F80/1).	Special-purpose vehicle fuse block (F80/1) is located at top right in trunk, behind rear panel trim. This prevents the fire-extinguishing system from being triggered by mistake. The wiring diagram documentation for this model series can be found in DWD (Dynamic Wiring Diagram). https://ws-retailfactory-dyna.mercedes-benz.com/start-aspu/
4.1	Remove center armor plate.	When removing center atomizer nozzle brackets (2).
			AR61.40-P-1001S
4.2	Remove center armor plate and rear armor plate.	When removing rear atomizer nozzle brackets (2).
			AR61.40-P-1001S
4.3	Remove center armor plate and front right armor plate.	When removing front right atomizer nozzle bracket (2).
			AR61.40-P-1001S
4.4	Remove center armor plate and front left armor plate.	When removing front left atomizer nozzle bracket (2).
			AR61.40-P-1001S
4.5	Remove rear underfloor paneling.	When removing rear atomizer nozzle brackets (3).
			AR61.30-P-1001S
4.6	Remove front left engine compartment lining.	When removing left atomizer nozzle bracket (1).
			AR61.20-P-1105S
4.7	Remove front right engine compartment lining.	When removing right atomizer nozzle bracket (1).
			AR61.20-P-1105S
5	Remove corresponding atomizer nozzle from atomizer nozzle bracket (1, 2, 3).		AR86.10-P-0118SG
6.1	Remove right or left atomizer nozzle bracket (1) in lower engine compartment.	When removing atomizer nozzle brackets (1).
6.2	Remove nuts (5) and remove right or left rear atomizer nozzle bracket (3).	When removing atomizer nozzle brackets (3).
6.3	Remove union nut (4) from corresponding atomizer nozzle bracket (2) and remove the atomizer nozzle bracket (2).	When removing atomizer nozzle brackets (2).
	Note on calculation of tightening torque when using insertion or socket tools with various effective lengths		AH00.00-P-0015-01CW
		Threaded connections for fire extinguisher agent lines	*BA86.10-P-1018-01E
7	Install in the reverse order.