25
Fuel
System
928
Installing
1. Always
use new seals and gaskets.
2. Tighten
hex.
head bolts on mixture
control
unit crosswise
to 1, 0 mkg (7 ft lb).
3. Tighten
hex.
head bolts
with
spring
(in area
of sensor plate
lever
bearings)
to compressed
length
of spring
and then loosen
by one turn.
4. Tighten
fuel lines
and intake
pipes
to speci-
fied torque.
l
25 - 16
Removing
and Installing
Printed
in Germany
Mixture
Control
Unit