SERVICE ADJUSTMENT PROCEDURES CHECKING IGNITION TIMING NOEGIBA IGNITION TIMING ADJUSTMENT · 131

1987-Montero · Vol2 a · страница 131 из 284 · Открыть оригинал PDF ↗

SERVICE ADJUSTMENT PROCEDURES CHECKING IGNITION TIMING NOEGIBA IGNITION TIMING ADJUSTMENT

NOEGIBA

Adjustment conditions:
Coolant temperature: 80-90°C (170-I 90°F)
Lights and all accessories: Off
Transmission: N (Neutral)

1. Connect tachometer and timing light.
2. Start eng.ine and run at curb idle speed.

I

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3. To make adjustment at high altitude, disconnect pressure
sensor connector before stopping engine. Then restart
engine and run it at curb idle speed.
4. Check basic ignition timing and adjust if necessary.

Basic ignition timing: 7” + 2”BTDC

5. To adjust ignition timing, loosen distributor mounting nut
and turn distributor housing.
6. After adjustment, securely tighten mounting nut.
7. Reconnect pressure sensor connector disconnected in
Step 3. Then run engine at curb idle speed to make sure
that actual ignition timing is obtained. . .

CHECKING IGNITION SYSTEM CHECKING CENTRIFUGAL ADVANCE EQUIPMENT 1. Set the tachometer and timing light.

NOBDIDB

2. Start the engine and allow it to idle.

3. Pull out vacuum hose from vacuum controller.

4. Check the advance while slowly raising RPM. If the advance is
smooth when accompanying the increasing RPM, this is
normal.

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5. If the malfunction indicators above are confirmed, dismantle
and check the distributor.

6. After checking, let the engine idle and then turn the ignition
switch to OFF.

7. Remove the tachometer and timing light.‘.

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