Replacing The O-Rings Of The Unit Injector For Engines With Code Bmm - Skoda Octavia II 2004 Workshop Manual

1.14 Replacing the O-rings of the unit injector
for engines with code BMM
Special tools and workshop equipment required
♦ Assembling sleeves - T10056-
Removing
– Lever off the O-rings from the grooves of the unit injector with
extreme care.
– Make sure, above all, that the contact surfaces in the grooves
for the O-rings are not damaged.
Installing
Note
Always use the assembly sleeves to install the O-rings. If they
♦
are not used there is a risk that the O-rings may become dam‐
aged.
Observe the correct allocation of the O-rings to the slots: The
♦
ring thickness reduces in the direction of the injection nozzle.
Avoid rolling the O-rings when sliding them on. The O-rings
♦
must not be turned inwards on the groove of the unit injector.
– Remove the heat-protection seal along with the circlip.
– Clean the contact surfaces for the O-rings in the grooves of
the unit injector with great care.
– Insert the assembly sleeve - T10056/1- on the unit injector up
to the stop.
– Carefully slide the upper, thicker O-ring onto the assembly
sleeve and in the groove of the unit injector.
– Remove assembly sleeve.
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– Insert the assembly sleeve - T10056/2- on the unit injector up
with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.�
to the stop.
– Carefully slide the middle, thinner O-ring onto the assembly
sleeve and in the groove of the unit injector.
– Remove assembly sleeve.
Octavia II 2004 ➤ , Octavia II 2010 ➤
2.0/100; 103 kW TDI PD Engine - Edition 01.2018
1. Repairing Diesel Direct Injection system
225