ar1540b503302a

Check length of carbon brushes on regulator

Tipo ar · tema 15.40 · versione 0101 · 2017-07-14

Valido per: Engine 374.9, 376.9, 377.9 Engine 457.9, 475.9, 476.9 Engine 460.984 in model 934, 938.142 Engine 904.9, 906.9 Engine 924.9, 926.9

Non disponibile in “it”; mostrato in Inglese.

Collocazione

Gruppo funzionale 1 Motore › 15 Impianto elettrico motore › 15.40 Alternatore — Serie 374 (modelli 9**) · Serie 376 (modelli 9**) · Serie 460 (modelli 984) · Serie 904 (modelli 9**) · Serie 906 (modelli 9**) · Serie 934 · Serie 938 (modelli 142)

EinPAS 25 Rete di bordo/rete/multifunzione › 25.20 Rete di bordo › 25.20.30 Alternatore — Serie 374 (modelli 9**) · Serie 376 (modelli 9**) · Serie 460 (modelli 984) · Serie 904 (modelli 9**) · Serie 906 (modelli 9**) · Serie 934 · Serie 938 (modelli 142)

Valido anche per motori/cambi: 377 9**, 457 9**, 475 9**, 476 9**, 924 9**, 926 9**

AR15.40-B-5033-02A

Check length of carbon brushes on regulator

Engine 374.9, 376.9, 377.9, 904.9, 906.9, 924.9, 926.9, 457.9, 475.9, 476.9

Engine

374.9, 376.9, 377.9

Engine

457.9, 475.9, 476.9

Engine

460.984 in model 934, 938.142

Engine

904.9, 906.9

Engine

924.9, 926.9

Alternator test values

Number

Designation

Engine 372.9; 374.9; 376.9; 377.9; 902.9; 904.9; 906.9; 924.9; 926.9; 457.9; 460.984; 475.9; 476.9

BE15.40-B-1001-01A

Length (A) of brushes

Minimum

mm

7

New

mm

17,6...18,5

Check length of carbon brushes on regulator

1

Turn off the battery negative cable.



2

Loosen the screws (1) and lift out the regulating assembly with brush holder.


B15.10-0001-01

Check length of carbon brushes on regulator

3

Check the brush condition and  measure the length (A).


Replace brushes in case of damage or if length (A) is equal or less than described measure.


B15.10-0002-01

Check length of carbon brushes on regulator

Check roller bearing play

4

Slacken the belt tension.



5

Check bearings play.


Force alternator pulley in the radial and axial direction. There should be no play.


B15.10-0003-01