1989-Montero · emission system · страница 22 из 38 · Открыть оригинал PDF ↗
INSPECTION AT ALTITUDE ABOVE 1,209 m (3,990 ft.)
NOTE
When disconnecting the vacuum hose, put a mark on the hose so
that it may be reconnected at original position.
Inspection Condition
Engine coolant temperature : 85-95”C(185 -205°F)
(I) Set the timing light. ~
(2) Remove the air cleaner.
(3) Disconnect the vacuum hose (black) from the carburetor prf-
man/ emulsion well bleed nipple.
(4) Connect a hand vacuum pump to the vacuum hose and while
running the engine at idle, apply vacuum to check the pressure
leaks and does not build up.
(5) Connect the disconnected vacuum hose to original position.
6) Run the engine at idle and check ignition timing.
Standard value : Approx. 12”BTDC
HIGH-ALTITUDE COMPENSATOR (HAC) - Feder- al/California ?i25icm~
INSPECTION AT ALTITUDE BELOW 1,200 m (3,900 ft.)
(I) Disconnect the vacuum hose (white stripe, two nipples side)
from the HAC and connect a hand vacuum pump to the HAC
nipple.
(2) Apply vacuum and check that it leaks and does not hold.
[ TSB Revision
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