Mitsubishi Eclipse 1990 Service Manual page 69

ENGINE
A/C COMPRESSOR DRIVE BELT TENSION ADJUSTMENT
1. Loosen tension pulley fixing bolt A.
2. Adjust belt tension with adjusting bolt B.
Standard value:
Tighten fixing nut A.
3.
Tightening
4. Check the belt deflection
sary.
Caution
This check should be carried out after turning the
crankshaft one full rotation or more in the forward
direction (to the right).
IGNITION TIMING CHECK
1. Before inspection and adjustment set vehicle in the follow-
ing condition.
2. Turn the ignition switch to OFF and connect the scan
tool to the data link connector.
3. Set up a timing light
4. Start the engine and run at idle.
5. Select No. 22 of the SCAN TOOL DATA LIST.
6. Check that engine idle speed is within the standard
Standard value: 750
7. Select No. 17 of the SCAN TOOL ACTUATOR TEST.
8. Check that basic ignition timing is within
value.
Standard value:
9. If the basic ignition timing is outside the standard
inspect the
10. Press the scan tool clear key (Select a forced
cancel mode) to release the ACTUATOR TEST.
NOTE
If the test is not
for 27 minutes. Driving under this condition
the engine.
11. Check that the actual ignition timing is at the standard
value.
Standard value: Approx.
TSB Revision
On-vehicle
Items When a new belt is
installed
382-411
Tension
(Ibs.)
Deflection
torque: 23-26 Nm
Engine coolant temperature:
Lights, electric cooling fan and all accessories: OFF
Transaxle: Neutral (P range on vehicles with
100
BTDC
components by referring to GROUP
Troubleshooting.
When a used belt is
installed
255-333
6.5-7.5
and readjust if neces-
the standard
value,
driving
continue
a forced driving will
may damage
BTDC