O.S. Engines 21VZ-B V-Spec - Manual (Page 19)

Now connect glowplug battery lead to heat
the plug filament and start the engine.
Attention:
It is vitally important to set the
throttle at the correct position
before starting the engine. If the
engine is allowed to run with the
throttle too far open under "no load" conditions
(i.e. with the driving wheels not in contact with
When the engine starts,
first allow it to operate in
short runs at the very rich
starting settings, with the
glowplug battery still
connected and the driving
wheels clear of the ground.
The rich mixture will, under
these conditions, provide
adequate lubrication and
cooling, indicated by
profuse smoke from the
exhaust.
Next, disconnect the glowplug battery and
try running the car on the track. If the engine
stalls, open the throttle fractionally, but try to
keep the engine running as rich as possible:
if it stops because of being excessively over-
rich, close the Needle-Valve 30° and try
again.
Glow Plug Igniter Air Cleaner
Starter Box
18