O.S. Engines 21VZ-B V-Spec - Manual (Page 15)

INSTALLATION OF THE STANDARD ACCESSORIES
Fitting the glow plug. Insert P3 plug supplied
into heatsink-head carefully, making sure that
it is not cross-threaded before tightening firmly.
(All the O.S. T-Type plugs including the P3 are
not supplied with a washer.)
Glowplug
Exhaust
Seal Ring
Install the exhaust seal
ring supplied.
The engine is fit with one each of 0.1mm and 0.2mm
cylinder-head gasket when it leaves the factory.
Another 0.1mm head gasket is supplied with the
engine. You may add it at initial running-in, when a
glow plug tends to burn out due to high temperature
and / or high humidity or when you prefer fuel
economy to power.
Fitting the carburetor reducer
Replace the reduce according to the course
conditions.
9mm (Blue)
Fitted with the carburetor when leaves the fac-
tory. Suitable for high speed (wide) and flat
course which requires power.
8mm (Red)
Supplied with the engine. Replace when re-
quired. Suitable for technical (narrow) and
bumpy course and when less fuel consumption
is more important.
INSTALLATION OF THE DUST CAP SET
In case engine is kept, an exhaust port, a carburetor,
etc. are equipped and penetration of the foreign
substance inside engine is prevented.
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