APRILIA ETX 150 Service Station Manual page 27

ETX - STX 150
km (mi) x 1,000
Brake pads/shoes
Idle speed
Odometer reference (4)
Rear brake tie rod (4)
Carburettor
Adjust idle speed whenever it is not regular.
To carry out this operation:
•
Ride some kilometres until the regular
operating temperature is reached.
•
Set the gearshift lever in neutral (green
warning light lit).
•
Check the engine idle speed on the
rpm indicator.
The engine idle speed should be of about 1600 ±
100 rpm;
If necessary:
•
Rest the vehicle on its stand.
•
Insert a Phillips screwdriver in the slot
and actuate on the set screw placed in
the carburettor.
TURN IT CLOCKWISE to increase revs. TURN IT
ANTICLOCKWISE to reduce revs.
•
Accelerate and decelerate some times
with the throttle grip to check its correct
functioning and that the idle speed is
stable.
NOTE
TAKE THE VEHICLE TO AN official aprilia Dealer IF RE-
QUIRED.
Depression carburettor
- Disassemble the carburettor in its parts, wash all of them with solvent, dry all body grooves with
compressed air to ensure adequate cleaning.
- Check carefully that the parts are in good conditions.
- The throttle valve should slide freely inside the mix chamber; replace valve in case of excessive
clearance due to wear.
0.5 3 (1.86) 6 (3.73) 9 (5.59)
(0.31)
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Maintenance
12 15
(7.46) (9.32) (11.18)
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MAIN - 27
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