Lotus TURBO ESPRIT Service Manual page 215

SECTION EMA
Page
7
7 .
Fuel regulator micro switch
-
with the switch set at idle and fuel pressure recorded
as i n operation 5,open throttle to2500 rprn and thenreturn throttle to idle position.
Check that when the engine speed
i s
above 1800 rpm, the micro switch i s deactivated
allowing fuel pressure to increase to
4.0
-
5.0 psi. Repeat
this
test and check that
pressure differences are maintained.
NOTE
(1).
Failure to change pressure i s a serious malfunction. Check
pipework and electrical circuit for defects. Rework the
defective items before further testing.
(2).
The throttle w i l l be delayed i n returning to the idle position
due to the action
of
t k damper valve (see number
8).
8.
Damper valve
-
with adjustments 1-7 carried out the throttle damper can now be
adjusted. With the engine at i d k rprn rotate the damper until a distance between
damper body and lever i s 0.55
-
. 0 5
in. Lock up the retaining nut, open throttle
to 2500 rprn and release. Idle rprn should be attained within0.8 to 2.0 seconds.
Damper valve adjustment
TO
ENGINE
VIEW FROM REAR
9 .
ACU
throttle jack solenoid
-
with adjustments
1
-
8
carried out, switch on
air conditioning and then disconnect red wire from compressor where i t joins
the p i n w l u e at the right hand front of the engine bay. Note engine rpm.
Initial adjustment
CIS
completed i n paragraph
4.
The engine speed should
rise to
1 100
rpm
(
-
25 rpm)
.
If
further adjustment i s required, ad just on the
front carburettor lever. After completion, reconnect compressor. lead.