Specifications

21
LEROY-SOMER
2011.01/ h
Installation and maintenance
LSA 46.2 - 4 POLES
ALTERNATORS
3856 en -
Ref. Qty Description
Screw
Ø
Torque
N.m
Ref. Qty Description
Screw
Ø
Torque
N.m
1 1 Stator assembly - - 90 1 Exciter eld - -
4 1 Rotor assembly - - 91 4 Fixing screws M6 10
15 1 Fan - - 100 1 Exciter armature - -
21 1 Lifting ring - - 120 1 Terminal plate support - -
22 1 Shaft extension key - - 122 1 Plate support - -
28 1 Earth terminal M10 20 124 1 Terminal plate M12 35
30 1 Drive end shield - - 177 2 AVR support bracket - -
31 6 or 4 Fixing screws M14 80(*) 198 1
Voltage regulator
(AVR)
- -
33 1 Protective grille - - 284 1 Circlips - -
34 2 Fixing screws M6 5 320 1 Coupling sleeve - -
36 1 Exciter end shield - - 321 1 Sleeve key - -
37 4 Fixing screws M12 50 322 3 Coupling disc - -
41 1 Cover front panel - - 323 6 Fixing screw M16 230
48 1 Cover top panel - - 325 - Spacer shim - -
49 - Cover screws M6 5 343 1
Diode bridge
assembly
M6 4
51 1 Air intake grille - - 347 1
Protection varistor
(+ PCB)
- -
53 1 Plug - - 349 1 “O” ring - -
60 1 Drive end bearing - - 364 1 AVR support - -
62 3 or 4 Fixing screws M8 20 365 1 Cover rear panel - -
68 1 Inner bearing retainer - - 367 2 Side panel - -
70 1 Non drive end bearing - - 371 4 Damper - -
71 1 Cover - - 416 1 Filter - -
72 2 Fixing screws M8 20 417 1 Filter support - -
78 1 Inner bearing retainer - - 466 2 AVR inspection door - -
79 1
Preloading (wavy)
washer
- -
(*) 80 N.m in M / 190 N.m in L, VL
157/209