PEUGEOT 504 Series 1970 Workshop Manual page 126

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PETROL INJECTION ENGINE (KF 5 · XN 2)
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I NJECTION PUMP
If the temperature d rops to below 75° C the
engine should be warmed up again from 70° C.
- Repeat the check with the gauge at
80°
C
and adiust if necessary taking care to work
rapidly in order to corn plete the setting before
the temperature drops to 75° C.
3rd ADJUSTMENT
Air/petrol metering at idling speed.
The idling setting is obtained by acting on the
following two screws ·
- air bleed screw (1) to meter the air,
- enrichener stop screw (2) to meter the petrol.
N.B. - By screwing (2) in, the mixture becomes
richer ; by unscrewing it, the mixture becomes
leaner.
The optimum mixture is determined by a
" richness " test while checking the engine speed.
Adjusting t he idling :
- To be carried out with the engine hot (approx-
imately 80° C).
Disconnect the exciter wire from the alternator.
Adjust screw (1) to obtain :
- 900 r.p.m. on a new engine (less than
5,000
km),
• 850 r.p.m. on a " run-in " engine (more than
5,000 km).
3.72 .._ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
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