Table of Contents
Advertisement
(3) (3)
Air bleeding
Air bleeding
①
Do hand-priming the lift pump repeatedly until
air bubbles comes out from air vent hole com-
pletely.
②
Tighten the air vent plug to its origin position.
The fuel pump, high-pressure fuel lines, and
The fuel pump, high-pressure fuel lines, and
fuel rail contain very high-pressure fuel. Do not
fuel rail contain very high-pressure fuel. Do not
loosen any fittings while the engine is running.
loosen any fittings while the engine is running.
Personal injury and property damage can
Personal injury and property damage can
result. Wait at least 10 minutes after shutting
result. Wait at least 10 minutes after shutting
down the engine before loosening any fittings in
down the engine before loosening any fittings in
the high-pressure fuel system to allow pressure
the high-pressure fuel system to allow pressure
to do decrease to a lower level.
to do decrease to a lower level.
14)
14)
REPLACEMENT OF FUEL FILTER
REPLACEMENT OF FUEL FILTER
(1)
Use 1" wrench, loosen and remove the filter and
clean the gasket surface.
※
Make sure O-ring does not stick to filter head.
Make sure O-ring does not stick to filter head.
Remove O-ring with screwdriver if necessary.
Remove O-ring with screwdriver if necessary.
(2)
Lubricate the fuel filter O-ring with clean
lubricating oil.
(3)
Install the filter on the filter head. Tighten the filter
until the gasket contacts the filter head surface.
Tighten the fuel filter an additional 3/4 turn after
contact.
※
Mechanical overtightening can distort the
Mechanical overtightening can distort the
threads or damage the filter element seal.
threads or damage the filter element seal.
(4)
Relieve the air after mounting.
※
Do not pre-fill an on-engine fuel filter with fuel.
Do not pre-fill an on-engine fuel filter with fuel.
The system must be primed after the fuel filter
The system must be primed after the fuel filter
is installed. Pre filling the fuel filter can result
is installed. Pre filling the fuel filter can result
in debris entering the fuel system and damag-
in debris entering the fuel system and damag-
ing fuel system components.
ing fuel system components.
※
Check for fuel leakage after the engine starts.
Check for fuel leakage after the engine starts.
If air is in the fuel system, the engine will not
If air is in the fuel system, the engine will not
start. Start engine after bleeding the air
start. Start engine after bleeding the air
according to the method of bleeding air.
according to the method of bleeding air.
Air vent plug
Open Close
6-26
Lift pump
300A6MA51A
Filter head
Cartridge
930A6MA21
Advertisement
Table of Contents
