--ENGINE MECHANICAL INTAKE CONSTRICTOR CONTROL
EM--11
4. INSPECT HOT ENGINE CONDITION
(a) Check that the vacuum gauge in the chambers A and B
will not move during idling.
HINT:
As no vacuum is loaded in the chamber, sub-- throttle valve is
fully open.
(b) When opening the throttle valve from idling condition,
check that the vacuum gauges of chambers A and B will
raise.
(c) Check the link position of the lower diaphragm.
Standard:
Link is lowered to lowest position.
(Same position as that before starting)
(d) When the engine stops (IG OFF) from idling condition,
check that the vacuum gauges in chambers A and B will
raise.
(e) Check the link position of the lower diaphragm.
Standard: Link is raised to highest position.
HINT:
Vacuum is loaded in the chambers A and B of the diaphragm
and sub--throttle valve will fully closed.
(f) A few seconds after the engine stops (IG OFF), check that
the vacuum gauges in the chambers A and B is at zero.
(g) Check the link position of the lower diaphragm.
Standard: Link is lowered to lowest position.
HINT:
As the vacuum does not act in the chamber, sub -- throttle valve
is fully open.
5 . RE MO V E VACUUM G AUG E S
Remove the vacuum gauge, and reconnect the vacuum hoses
to the proper locations.
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