Remove/Install On-Board Electrical System 48V Battery - AR54.10-P-0022MFA

Model 118, 177, 247 

With Code B01 (48V technology) 

Fig 1: On-Board Electrical System 48V Battery Components Location - Model 247 With Code B01 (Shown On Model 177)

Courtesy of MERCEDES-BENZ USA

Shown on model 177 

Courtesy of MERCEDES-BENZ USA

	Risk of fire  /risk of explosion due to short circuit and escaping oxyhydrogen gas. Risk of (burn) injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte/mist, short circuit and arcing. Risk of poisoning  caused by swallowing battery electrolyte or absorption of lead through the skin or body orifices. Risk of death due to voltage U >= 30 V AC and U >= 60 V DC.	No fires, sparks, open flames, or smoking. Wear acid-resistant gloves, clothing, and glasses. Pour battery acid only into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
Notice	Notes on avoiding damage through contamination and foreign objects		AH00.00-P-5000-01A
Notice	General information on vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system as well as personal protective equipment		AH00.00-Z-0300-01A
Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
Notice	Notes on battery		AH54.10-P-0001-01A
	Notes on safety-relevant components		AH00.00-Z-0019-01A
	Remove/install
1	Commission 48 V battery (G1/3).	When replacing 48 V battery (G1/3).
			AD00.00-P-2000-06MFA
2	Remove load compartment floor.
3	Print out analysis sheet.
	Analysis sheet for 48 V lithium-ion battery, form		OF54.10-P-3000-15C
4	Check housing of 48 V battery (G1/3) for mechanical damage.	Check the non-visible area on the housing after removal of the 48 V battery (G1/3). Using 48 V lithium-ion battery analysis sheet form, check whether damage is present on 48 V battery (G1/3) through which electrolyte is leaking. If yes, ↓ notify MPC/general representative.
5	Check for potential hazards of 48 V battery (G1/3).	In the event of smoke generation or fire, notify the fire department. Using 48 V lithium-ion battery analysis sheet form, check whether 48 V battery (G1/3) presents an acute danger.
6	Disconnect ground line of battery of 12V onboard electrical system.		AR54.10-P-0003MFA
		The 48 V on-board electrical system is automatically disconnected from power supply at the latest 10 s after disconnecting the ground line from the 12 V on-board electrical system battery.
7	Unclip electric line from battery frame (2).	Dismantling tool	Fig 2
8	Remove nuts (1) and remove upper battery frame (2).	Bolt, battery frame to battery carrier/transmission mount	*BA54.10-P-1002-01D
9	Remove cover caps from nuts (3, 4).
10	Remove nut (3) and remove ground line.	Nut, ground line to battery of 48 V onboard electrical system	*BA54.10-P-1011-01D
11	Detach nut (4) and remove positive line.	Nut, positive line to battery of 48 V onboard electrical system	*BA54.10-P-1010-01D
12	Disconnect electrical connector (5) and unclip electric line.
13	Remove degassing pipe (6).		AR54.10-P-0022-01FR
		Record plug	Fig 3
14	Remove nuts (7) and remove 48 V battery (G1/3) with lower battery frame (8).	Bolts, battery carrier to body	*BA54.10-P-1009-01D
15	Remove screws (9) and remove 48 V battery (G1/3) from lower battery frame (8).	Check insulating washers (10) are correctly seated.
		Screw, battery of 48 V on-board electrical system to battery frame	*BA54.10-P-1012-01D
16	Install in the reverse order.

BATTERY

Number	Designation		Model 118	Model 177
BA54.10-P-1002-01D	Bolt, battery frame to battery carrier/transmission mount	Nm	23	23

BATTERY

Number	Designation		Model 247
BA54.10-P-1002-01D	Bolt, battery frame to battery carrier/transmission mount	Nm	23

BATTERY

Number	Designation		Model 118	Model 177
BA54.10-P-1009-01D	Bolts, battery carrier to body	Nm	23	23

BATTERY

Number	Designation		Model 247
BA54.10-P-1009-01D	Bolts, battery carrier to body	Nm	23

BATTERY

Number	Designation		Model 118	Model 177
BA54.10-P-1010-01D	Nut, positive line to battery of 48 V on-board electrical system	Nm	16	16

BATTERY

Number	Designation		Model 247
BA54.10-P-1010-01D	Nut, positive line to battery of 48 V on-board electrical system	Nm	16

BATTERY

Number	Designation		Model 118	Model 177
BA54.10-P-1011-01D	Nut, ground line to battery of 48 V on-board electrical system	Nm	16	16

BATTERY

Number	Designation		Model 247
BA54.10-P-1011-01D	Nut, ground line to battery of 48 V on-board electrical system	Nm	16

BATTERY

Number	Designation		Model 118	Model 177
BA54.10-P-1012-01D	Screw, battery of 48 V on-board electrical system to battery frame	Nm	16	16

BATTERY

Number	Designation		Model 247
BA54.10-P-1012-01D	Screw, battery of 48 V on-board electrical system to battery frame	Nm	16

Fig 2: Identifying Dismantling Tool (000 589 95 63 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Record Plug (129 589 00 91 00)

Courtesy of MERCEDES-BENZ USA