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Begin OCR Text:
vo_vo
a. i fa e e o e in2 _ __b e eh h _ _ ehe pogieive dlOde p_ate
___ i __ w a u
_ g i a
_ _ _
__ _ _eh 'e b_e eooJ (fof eXa_p_e BOSCh EFLj
.5J/O/3 and 57/O/5)
fe. _gg e neW i o e in -3 p eh d' d ' wieh a guItabIe tOO_ Be
ofe i jn ,o e ngw ioF f_ee_ u eh d' de oiJ if w_th S__jCOn Olj
(for eKample Bosch Ol 63 V 2), _
ain. e new i4 p _ e eh d_ode and any bafe gpOtg On the
uo gi e o e ea ie _d f eh h e g'nk wieh b_aCk ChjOflnaeed
fu er nbb e ameJ (Bogçh Fe 87 V _ Of COfreSßand-
ing o _pf v_ ) e e ene çoffOSlon
o
' er. _e ea5 gin i_ _d eh h e ' k eo 'eg of_gina_ pOSjt_Onv
_heçk with the d_Ode teStef _
Ftg. 3-_. Che_kIng bru_h len0th ''''3 _ __vE D_oDE_
_E A
o ef. o eog e ne_ ga ive Io -_ _d _ eh e' d' deg Ffom the eef
im na poin g an i o_ _ _ e d ___ ff ehe pogieiVe djOde plaee
wi .m_eh fhe agneeiZing d_OdeS
fe gg ou. _e au y Ie o e wi
__USH HO_DE_ 2 p eh f _e d' d 'eh a guItabIe tOO_
. i _e neW jo w
eç _ e i i i_h k ehe bfugh ho_def ISOlatlOn Wjeh a 4O V aleef_ 3 O _ eh d' d 'eh g __çon oj_ (Fof eKampIe
ogç_ ( 2,,j _
a ing u an inn ç f n g a je
' f e t MeaSure the _engeh OF ehe bfUSh aS B h O_ 63 V 2) d ' e J_ 'e in fhe end Shle_d
e
' e io g
. o_ ef_ e neg ivq a
ShOWn In Flg 3-4O Min_mum len9th _lS 8 mm O_3 _ _ id h e_ d de eo ehe fefmlnaI
Upoi'n g _an ç_ e d heçk wieh ehe dlOde teStef
D_ODES
_heçk ehe diodes with a diode teStef_ If a d_Ode iS _A__e__z___ D_oDeS
F _ _ _ ___ __
au ty fep aÇe aS O OWS . _
a ma i. _one iz iu no o g u
' _ Jf e_ _ u d' d h _d be fau_ey fep aCee o
e _en ife weh f' p_aee ieh a__ thfee dlOdeS
_E_LACl NG THE DlOD ES
_OS__lVE DlODES
_ . _o_def _ooge the poSitive d_Ode pIate ffOm the
eefmina_ pointg PfeSS OUt the faUIty dIOde W_th ASSE___l NG THE A_TERNATOR_ _ _e e e e e g io fino -
_ i _ ue g a of in
_ F
a SUItabIe dflfi F h _ eh _ _ end ghIeId and SOj
r _e e g a oe f ea g o_ h e e _ d e ehe fefmina_ polnt le
eUhe pogieive diode plate .
rease e f
. ive2 _ eh d ' end beafinß (USe BOSCh Ft 1 V
. . .__., .. ..p.._;. . . of cor o jno
ufegp n4 an3 d ) d fie ehe beafInß and
w _
n e fivag ef j
'' ' ' ''''__ _ '' __ __'''_ _'''' ' h fh d ' e end bear_ng Shle_d
fe gg e fiv e. e e n ea ing_ p h d _ d b f_ ghie_d and gpaClng
V in . - .f' o on ehe foeOf See Flß 3 42
U _
rease e g ip fin
.4 e g en g Ie_ h _ _ d h' _d beafing (BOSCh
Ue or corresp ._ on ingF v 34 d' ) _oae ehe SIlp f_ng
en g i e eafid ng gea wlh _d b _ e 'eh a __ght _ayef aF
o y o e _pag e an aggM _ k e e d emb_e ehe a_ternaeOf
o no orgee e gpfing r__D f e eh ' 'ng on ehe S_lp fIng
e' n g ie _eafing -gead h_ _d b _ e ) Aggembje the a_tef
na of çe p en gom on oe ge ef wie eh 'eh ehe gçfgWg and
un g ee gçfewg S OU =
_ _h h Jd be eigheened to a tOf
que o (3 34 3 _b Fe )
_ _ _ __ _F o 5O4 6O kpm (3 b5 3 Ib Ft ) and ehe
_ _ _ _ _voL_o nueg eo O 454 6O kpmi_jg_q __
Fig. 3_l. e_ ng io e_ _C_ _j d_ d 5 Fie ehe bfUSh hO_def_ 3_ 1 7
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