......
No Petrol
or
Fuel obstruction
...
...
Choked Main Jet
......
... ...
Water on H.T. Leads. Pick-ups or Sparking Plug
Water in Float Chamber
...
...
...
Vent Hole in Petrol Tank Filler Cap choked
...
Battery lead oft (Coil)
...
... ... ...
N
%
Pefectivc or oiled Sparking Plug
...
...
Water fouling Main
Jet
......
...
...
.ncorrect Contact Breaker Gap
...
...
Contact Points burned and arcing
Weak or broken Valve Spring
......
...
Partial obstruction of Petrol Supply
...
...
Slow Running Orifice choked
......
...
H.T. Cable perished and shorting
to
frame
...
Sparking Plug insulation cracked
...
...
Condenser failing
......
...
...
...
H.T. Cable on Coil faulty (Coil ignition)
...
FAULT
FINDING
ENGINE STOPS
Check Fuel In Tank. Supply at Carburettcr if no supply.
Rcmovc Pipes and Tank Filters if
necessary.
See Page 150.
Dry
Ign~t~on System.
Remove Carburetter and clean out.
Clean out Vcnt Hole.
Re-connect.
ENGINE MISFIRES
Clean and test Plugs.
Clean Carburcttcr.
Check and adlust
to
0.012"-0 015" (Magneto)
0.014"-0.016" (Coil)
(0.30-0.40 mm.)
..
(0.36-0.40 mm.)
..
Remove Points and true with a Carborundum Stone. Replace and re-gap: change Condenser
if trouble persists. Tli~s fault can be caused by contrnuous running in the
"EMG"
posit~on
(coil).
See Page 46 for
Replacement.
Clean out Carburetter and check Petrol supply
at
Carburettcr end.
See Page 150.
Replace H.T. Cable.
Replace Sparking Plug.
See
Page 173.
Replace.
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