Inspection Of Alternator Drive Belt; Adjustment Of Ignition Timing - Volkswagen Taro 1989 Workshop Manual

INSPECTION OF ALTERNATOR DRIVE BELT
lal Visuallv check the belt far seoaration of the adheswe rubber
above and oelow tne core
core
separat ng from Ine
oe
t
sue sevem coro, separat on ol tne
r
b from tne adhes w e
ruooer. CracKlnQ or separat on of tne
r
bs torn or worn
r
bs
or cracks m the inner ridges of the ribs
if necessary, replace the drive belt
(b) Check the drive belt deflectton by pressmg on the belt at the
pomts indicated in the figure wlth 10 kg of pressure
Drive belt deflection
New belt 5
-
7 mm
Used belt 7
-
8
mm
If necessary, adlust the drive belt deflectton
Hint
.
'New belt" refers to a belt which has been used less than S
mmutes on
a
running engine
.'Used beir refers to a belt which has been used on a runnlng
engine for
5 minutes or more
After lnstallating the drive belt. check that ~t flts properly In the
rlbbed grooves
(1) Correct
(2)
Wrong
ADJUSTMENT OF IGNITION TIMING
1.
Connect tachometer and timing light
Connect the test probe (3) of a tachometer to the ignltlon col1
negatlve (-) termlnai
(4)