Remove/install alternator

AR15.40-W-5032NA

Remove/install alternator

26.06.2020

Engine

936.9 in model 967

Shown on alternator from Remy

1

Poly-V-belt

4

Electrical connector

7

Screw

2

Electrical connection (only for code D6F (A/C))

5

Ground cable

8

Left charge air pipe

3

Refrigerant compressor (only for code D6F (Air conditioning system))

6

Electrical line

G2

Alternator

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

 Warning

Risk of injury caused by pinching or crushing when working on springs or spring bodies that are under tension

Use only approved tensioning devices; additionally screen off hazardous area if necessary. Check special tools for damage and proper operation (visual inspection). Wear protective gloves.

AS00.00-Z-0001-01A

 Warning

Risk of injury caused by body parts being pinched or crushed as cab is tilted

Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure it with the safety strut.

AS60.80-Z-0001-01A

Topical note

Notes on tilting the cab

AH60.80-N-0003-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

Notes on safety-relevant components

AH00.00-Z-0019-01A

 

Remove/install

1

Switch off ignition.

2

Tilt cab.

3

Remove soundproofing.

4

Disconnect ground line on battery.

AR54.10-W-0003NA

5

Release tension on poly-V-belt (1) and remove from belt pulley of alternator (G2).

AR13.22-W-3902-05MD

Routing diagram of poly-V belt

AR13.20-W-1000-01MD



Damage profiles for a poly-V belt

AP13.22-D-1351-01A

 Check condition of poly-V-belt (1); replace if necessary.

6

Expose electrical connector (2) of the ground line (5).

Only for vehicles with code D6F (Air conditioning).

 Installation: Fix electrical connection (2) with cable ties to ground line (5).

7

Disconnect electrical connector (2) of refrigerant compressor (3).

Only for vehicles with code D6F (Air conditioning).

8

Release electrical connector (4) and disconnect at alternator (G2).

9

Remove screw of ground line (5) at alternator (G2).

 Bolt, ground line to alternator

*BA15.40-N-1005-01U

10

Remove nut of electric line (6) at terminal B+ of alternator (G2).

 Nut, electrical line to alternator terminal B+

*BA15.40-N-1004-01U

11

Remove screws (7) of alternator (G2).

 For vehicles with alternators (G2) from the company Bosch, only 3 screws (7) are installed.

 Bolt, alternator to crankcase

*BA15.40-N-1001-01U

12

Route alternator (G2) past left charge air pipe (8) and remove upward.

 Installation: Insert front upper screw/bolt (7) into the respective bore on alternator (G2).

13

Check belt pulley of alternator (G2) for damage and concentricity.

 If damage is present on the alternator belt pulley; replace the alternator (G2).

14

Install in the reverse order

15

Start engine and perform an engine test run.

 Alternator

Number

Designation

Engine 936.9

BA15.40-N-1001-01U

Bolt, alternator to crankcase

Nm

50

 Alternator

Number

Designation

Engine 936.9

BA15.40-N-1004-01U

Nut, electrical line to alternator terminal B+

M8

Nm

15

 Alternator

Number

Designation

Engine 936.9

BA15.40-N-1005-01U

Bolt, ground line to alternator

M6

Nm

6