Backap Ring/O-Ring/Corrugated Washer Installation; Delivery Pipe And Injector Assembly Installation - Mitsubishi 4G9 User Manual

4G9 ENGINE (E - W) -
Backup ring
Corrugated washer
<CARISMA>
<PAJERO io>
Injector
gasket
E
Mitsubishi Motors Corporation
Injector and Fuel Pump Assembly (GDI)
INSTALLATION SERVICE POINTS
"AA BACKUP RING / O-RING / CORRUGATED
(1) Attach the backup rings and O-ring to the injector. The
Cut surface
(2) Coat the corrugated washer with white vaseline and install
"BA DELIVERY PIPE AND INJECTOR ASSEMBLY
(1) Lubricate O-ring in the injector with spindle oil or gasoline.
(2) Insert the injector straight into the injector mounting hole
Mating marks
(3) Turn the injector clockwise and counterclockwise. If it
(4) Align the mating mark on the injector with that on the
(5) Install the injector gaskets and insulators on the cylinder
(6) Install the delivery pipe and injector assembly onto the
(7) Install the injector holders and the washers to the assembly
Mating marks
Dec. 1998
WASHER INSTALLATION
thicker backup ring must be so installed that the inside
cut surface is directed as shown in the illustration.
it to the injector as shown.
Caution
Always replace the corrugated washer with new one.
Reused corrugated washer can cause fuel or gas
leaks.
INSTALLATION
in the delivery pipe.
dose not rotate smoothly, remove it to check for damaged
O-ring. Damaged O-ring must be replaced with a new
one. Reinstall the injector and check for smooth rotation
again.
delivery pipe.
head. The insulator can drop off easily. Apply vaseline
to it before installation so that it may be held in position.
cylinder head, then tighten the fasteners temporarily.
and tighten the fasteners to the specified torque.
Caution
Strictly observe the specified torque.
PWEE9502-E
11A-6c-3
Revised