Remove/install alternator

AR15.40-P-5032RA

Remove/install alternator

14.2.12

 

Remove/install

 Danger!

Risk of explosion caused by escaping oxyhydrogen gas. Risk of injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries caused by short circuit. Risk of poisoning caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices

No fire, sparks, open flames or smoking.

Wear acid-resistant gloves and clothing and safety glasses with side guards.

Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground.

Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

1

Disconnect ground line(s) at the battery/batteries

AR54.10-P-0003R



Notes on battery

AH54.10-P-0001-01A

2

Remove engine trim panel

Model 230.476/ 477

AR01.10-P-2405LA

Model 230.479

AR01.10-P-2405IM

3

Remove radiator

Model 230.476 /477

AR20.20-P-3865R

Model 230.479

AR20.20-P-3865RM

4

Attach guard plate for radiator / condenser



Guard plate for radiator / condenser

WF58.50-P-0110-01A

5

Remove poly-V belt

AR13.22-P-1202L

6

Remove air pump

AR14.30-P-7251R

7

Disconnect connection line for circuit 30 (B+) (7) at alternator (G2)



*BA15.40-P-1001-01I

8

Release and detach clutch line for circuit 61 (D+) (8) at alternator (G2)

9

Loosen coolant hose (12) at coolant pump

10

Detach coolant hose (6) at alternator (G2)

11

Remove bolts (4) and detach bracket (10)



*BA15.40-P-1011-01I

12

Remove bolt (3)



*BA15.40-P-1003-01I

13

Remove bolts (2, 5) and detach bracket (9)



*BA15.40-P-1010-01I



*BA15.40-P-1003-01I

14

Remove bolts (1) and pull alternator (G2) upwards and out



*BA15.40-P-1003-01I

15

Replace seal (11)

16

Install in the reverse sequence

17

Carry out functional test

Number

Designation

Engine
275.951
in model
230.476,

Engine
275.954
in model
230.477

Engine
275.981
in model
230.479

BA15.40-P-1001-01I

Nut, circuit B+ to alternator

Nm

12

12

BA15.40-P-1003-01I

Bolt, cooler housing of Alternator to crankcase

M7

Nm

14

14

M8

Nm

20

20

BA15.40-P-1010-01I

Bolt, ABC cable bracket to rear Alternator

Nm

10

-

BA15.40-P-1011-01I

Bolt, ABC cable bracket to front Alternator

Nm

10

-