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Symptom
Factor
2
Engine fires
intermittently but
does not run.
3
4
2
Engine fires once or
twice, then fails to fire.
3
Engine starts but revol-
utions decrease and en-
gine eventually stops.
3
Engine starts, then
3
revolutions increase
and engine cuts out.
3
Engine stops when battery
leads are disconnected
2
after starting.
Cause
Voltage too high or too low. Re-check and readjust referring to
. . . . . . . .
Incorrect heating of
"BEFORE STARTING"
glowplug.
. . . . . . . . . . . . . . . .
Excess fuel
Continue to apply starter. If necessary disconnect battery from
glowplug and leave for a few minutes, then re-energize plug. If
engine still does not start, remove glowplug and pump out excess
fuel.
Then re-start.
. . . . . . . . . .
Recharge the electric starter battery.
Sluggish rotation.
. . . . . . . . . .
Recharge lead-acid cell or replace dry battery.
Glowplug battery
(Note: An unused, or almost unused, dry battery may sometimes
discharged.
be of insufficient capacity if it is "old stock".)
. . . . . . . . . . . .
Refer to p.9
Insufficient fuel
. . . . . . . . . . . . . . . .
Mixture too rich.
Close needle-valve half turn (180
then re-start.
Fuel not reaching
. . . . . . . . . .
Make sure that tank is filled with fuel. Check that there is not
the engine.
something wrong with fuel tubing (kinked or split). Check that
carburettor is not clogged with dirt.
. . . . . . . . . . .
Close the needle-valve a little.
Mixture too rich.
. . . . .
Mismatch of glow plug
Change fuel or glowplug.
and fuel.
21
Corrective action
°
) and wait for several minutes,
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