Service Manual

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DisLtibutor, general
Com puterized i g n iti on systems
Checking microswilch on B 23F-LH 1983-1984;
B 230 F-LH 1385-
M8
With engine ofl, turn throttle puLley slowy and isten to
mlcroswitch. A cick should be heard when throltle valve
Adjusting microswitch
M9
Unscrew relaining screws.
Turn switch clockwise slightly. Then turn swilch back
until it contacts slop, but no funher as throttle valve wi
Tighten retaining screws.
M10
Check lhat basic signition setting is 12oa2'at
12.5 r/s (750 r/min)
Air condiioning disconnected as applicabLe.
Adlust ignilon selling by turning dstributor.
Increase engine speed to 2000 rpm for 5 seconds.
Lel the englne idle and check idle quality.
Make sure the dle is slable and wthin specifications as
variations coud afiect the liming.
Check centrilugal advance
Dsconnect vacuum hose lrom distributor.
M11
Run engine at 42 r/s (2 500 r/rnin) and check that ignition
advance is l6-24c belore T D.C. ior B 23 F, B 230 F and
22-30o before T.D C. tor other models.
ll incorrect, replace conlrol unit
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