Circuit Bleeding; Checking And Adjusting The Steering - APRILIA Atlantic 500 Workshop Manual

Periodic Maintenance Operations

CIRCUIT BLEEDING:

• Remove the front hood, see (REMOVING THE
FRONT HOOD).
• Remove the filter box, see (REMOVING THE
FILTER BOX).
• Open the expansion tank cap.
• Remove the breather cap located on the cylinder
head "T" union (1).
• Connect a transparent rubber pipe (2) between
the breather pipe and the expansion tank.
• Screw breather nut (3) by
• Add coolant in the expansion tank (4) up to the
max level (check level through the glass in the
front compartment).
• Switch on the engine.
• The air bubbles will start coming out of the circuit
through the transparent pipe (2).
• Check that the pipe between the expansion tank
and the radiator starts spraying liquid into the
expansion tank (visible from the front side). In this
case, it means that the thermostatic valve is open
and the circuit is completely full.
• Close the bleeder valve.
NOTE
If the heater fan turns on it is unimportant as
the sensor that activates the fan is located on the
cylinder head and not on the radiator.
CHECKING AND ADJUSTING THE STEER-
ING
CHECKING THE BEARINGS PLAY
Read through the paragraph PRECAUTIONS AND
GENERAL INFORMATION.
Periodically check the play existing on the steering.
To carry out this operation, proceed as follows:
Position the vehicle on the centre stand.
Shake the fork in the riding direction (see figure).
If any play is found, adjust.
chap. 2
1
/ turn.
2
Release 00
Atlantic 500
2
3
2002-09
2
1
2
4
2-25