71
12/04
SPIDER MAX 500
B
Check the pump free flow
Disconnect the pump connector, start the engine, when it stops reconnect the connector.
Disconnect the fuel return pipe from the pump support (left hand side support).
Put the return pipe into a graduated container.
Use the diagnostic multimeter, activate the fuel pump for 10 seconds then interrupt the test by pressing
the “ESC” button.
Make sure that the supply voltage is higher than 12V.
Measure the fuel supplied. Pump free flow = 250 ÷ 320 cc.
The fuel filter is not clogged. It is possi-
ble to continue using the motorcycle
without exceeding 48000 Km.
The flow is lower than 250 cc.
The fuel filter is dirty.
Replace the pump support.
F. 28
F. 29
Battery
voltage
“ESC”