Remove/install pyrofuse - AR54.10-P-1180NKE

MODEL 242 with ENGINE 780 

Fig 1: Identifying Pyrofuse Remove/Install Components (1 Of 3)

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Fig 2: Identifying Pyrofuse Remove/Install Components (2 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Pyrofuse Remove/Install Components (3 Of 3)

Courtesy of MERCEDES-BENZ USA

	Risk of death  when touching components on vehicles with high-voltage on-board electrical system	Do not touch components and open lines of the high-voltage on-board electrical system. Persons who wear electronic implants (e.g. cardiac pacemakers), must not  carry out any work on high-voltage on-board electrical systems.	AS54.00-Z-0001-01A
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Note on the voltage on-board electrical system		AH54.00-P-0010-01A
	Evaluation of high-voltage components		AH54.00-P-6500-01SXH
	Remove/install
1	Perform disable for the high-voltage on-board electrical system		AR54.10-P-1150NKE
		If the airbags have been deployed, a manual power disconnect must be performed.
2	Disconnect high-voltage connector (37) from high-voltage battery (G5) and cover with suitable protective covers	Make sure that the high-voltage connector (37) engages properly.
		Set of protective caps	Figure
3	Unclip coolant line (1)
4	Disconnect electrical connector (2)
5	Remove charge control unit (N83/10)		AR54.10-P-5106NKE
		Protect charge control unit (N83/10) using rags. Otherwise the charger control unit (N83/10) may be damaged. Place charger control unit (N83/10) with coolant lines connected to the front and fix in place.
6	Remove cover (3)	To do this, unscrew screw/bolts (4).
		Bolt, cover to high-voltage distributor	*BA54.10-P-1001-03D
7	Remove cover (5)	Start by removing screw/bolts (6).
8	Unscrew nuts (7)	Nut, pyrotechnical battery contact breaker to high-voltage distributor	*BA54.10-P-1005-03D
9	Remove shims (8) and cable lug (9)
10	Release and disconnect electrical connector (10)
11	Remove high-voltage pyrofuse (F19)
12	Install in the reverse order
13	Perform protective earth conductor and insulation resistance test	The vehicle must be de-energized.
			AR54.10-P-0019-01NKE
14	Read out fault memory and erase if necessary	When replacing the high-voltage pyrofuse (F19).
			AD00.00-P-2000-04A

HIGH-VOLTAGE DISTRIBUTOR MODULE

Number	Designation		MODEL 242 with ENGINE 780
BA54.10-P-1001-03D	Bolt, cover to high-voltage distributor	Nm	9

HIGH-VOLTAGE DISTRIBUTOR MODULE

Number	Designation		MODEL 242 with ENGINE 780
BA54.10-P-1005-03D	Nut, pyrotechnical battery contact breaker to high-voltage distributor	Nm	9

Fig 4: Identifying Set Of Protective Caps (001 589 02 91 00)

Courtesy of MERCEDES-BENZ USA