BF135A•BF150A
5-108
• Discharge Volume Check
• Use a known-good battery for discharge volume check.
1) Turn the ignition switch OFF.
2) Disconnect the pressure regulator return hose from the
pressure regulator, and connect a hose that is equivalent to
the pressure regulator return hose to the pressure regula-
tor.
3) Turn the ignition switch ON. Operate the fuel pump for
approximately 2 seconds and measure the gasoline dis-
charge volume.
4) If gasoline is not discharged or the discharge volume is too
small, check the following and replace the fuel pump (P. 5-
121).
• Clogged high pressure side fuel filter
• Clogged high pressure side fuel hose/pipe
• Faulty pressure regulator
5) If the high pressure side fuel pump is normal, connect the
2P connector. Set the connector on the connector bracket.
CONNECTOR BRACKET
PRESSURE REGULATOR
RETURN HOSE
PRESSURE REGULATOR
PRESSURE REGULATOR
FUEL PUMP 2P CONNECTOR
Gasoline is highly flammable and explosive.
You can be burned or seriously injured when handling fuel.
• Keep heat, sparks, and flame away.
• Handle fuel only outdoors.
• Wipe up spills immediately.
Standard discharge volume 45 cc (4.75 cu in)
or more
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