Operation Manual

Table Of Contents
Job Card No.:
Engine:
Filing No.:
Inlet and Exhaust Valves Inspection
(by Endoscope)
0178-08-10 1660
Inspecting the Valves
Turn endoscope until valve seat is in full view. Loca-
tion of stem (6), seat (7) and plate (8): see "X". (Note
that endoscope view appears as mirrored image and
upside down).
Vary light intensity with the regulator on the transfor-
mer as required. If you are irritated by a dazzling
effect, adjust endoscope level.
Pliers (9) enable valve tulips to be rotated for all-
round inspection.
IIf the combustion chamber is in poor conditi-
on, servicing as per Job Card 01.08.01 or
03.02.01 should be carried out.
In case the valves show drops from the engine
coolant, exhaust elbows should be inspected
as per Job Card 06.01.03.
01.05.04 Page 2 of 2
S/BVM 628
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