1987-Montero · Fuel System Carb a · страница 27 из 86 · Открыть оригинал PDF ↗
14. Set the CO-HC tester.
15. Set the idle CO and the engine speed to the specified value by
adjusting the idle speed adjusting screw No. 1 (SAS-1) and the
idle mixture adjusting screw (MAS).
Idle CO : 0.1 to 0.3% at nominal curb idle speed
Curb idle speed :
*’ 725 :;fi rpm / ** 800 flO0 rpm
NOTE
1. *’ : For the first 500 km (300 miles)
2. *’ : After 500 km (300 miles)
3. If the idle CO adjustment fails, suction of secondary air is
likely. Plug the secondary air hose and try again.
Caution
DO NOT TOUCH SAS-2. The idle speed adjusting screw
(SAS-2) is the preset screw that determines the relation-
ship between the throttle valve and free lever, and has
been accurately set at the factory. If this setting is dis-
turbed, throttle opener adjustment and dash pot adjust-
ment cannot be done accurately.
16. Turn off the ignition switch.
17. Connect the oxygen sensor connector.
18. Install the concealment plug into the hole to seal the idle mix-
ture adjusting screw.
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