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Home >> Mercedes Benz >> 2021 >> S500 >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Electrical System, Equipment & Instruments (2 Of 3) -- 223 Chassis >> Testing & Repair >> Charge Battery Of 12 V On-Board Electrical System - AR54.10-P-1133S

Charge Battery Of 12 V On-Board Electrical System - AR54.10-P-1133S

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G16191585Courtesy of MERCEDES-BENZ USA
DANGER 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 battery   AH54.10-P-0001-01A
INSPECT Check     
1 Check condition of on-board electrical system battery.   AR54.10-P-1131S 
  Charging     
2 Open trim (1) in engine compartment at right.    
3 Expose charging terminal point of pre-fuse box (F150/3) by moving cover (2).    
4 Clip charger positive clamp onto charging terminal point of pre-fuse box (F150/3), then clip charger ground clamp onto ground terminal point (3).    
REFER TO SPECIAL TOOLS 000 588 07 81 00 Charger NOTES Do not reverse polarity.
Otherwise a short circuit will cause damage.
WS54.00-P-0127B
5 Switch on charger.    
6 Charge on-board electrical system battery. IMPORTANT The battery charging period depends on the charge level of the on-board electrical system battery.
Charge the on-board electrical system battery using an approved charger only.
The on-board electrical system battery is sufficiently charged when the displayed charging current is < 5 A.
 
7 Switch off charger.    
8 Disconnect charger ground clamp from ground terminal point (3), then disconnect charger positive terminal from charging terminal point of pre-fuse box (F150/3).    
9 Close charging terminal point of pre-fuse box (F150/3) by moving cover (2).    
10 Close trim (1) in engine compartment at right.