2. GENERAL INFORMATION STRYKER 125/150
ENGINE STOPS IMMEDIATELY AFTER IT STARTS
Inspection/Adjustment Symptom Probable Cause
Check if fuel reaches
carburetor by loosening
drain screw
Fuel reaches Fuel does not Empty fuel tank
carburetor reach carburetor Clogged float valve
Clogged fuel filter
Remove spark plug
Plug not fouled or Plug fouled or Fouled spark plug
discolored discolored Incorrect heat range plug
Remove spark plug and
install it into spark plug
cap to test spark by
making it contact the Fouled spark plug
engine Faulty CDI unit
Weak or inter- Faulty A.C. generator
Good spark mittent spark Faulty ignition coil
Broken or shorted high tension
wire
Test cylinder Faulty ignition switch
compression (using a
compression gauge)
Worn cylinder and piston rings
Normal Abnormal Blown cylinder head gasket
compression compression Flaws in cylinder head
Worn valve seat
Seized piston
Check carburetor for
clogging
Not Clogged Clogged Clogged carburetor jets
Check ignition timing
Faulty CDI unit or A.C.
Correct timing Incorrect timing generator
A.C.G. flywheel not aligned
Check carburetor pilot
screw adjustment
Mixture too rich (turn screw out)
Correctly adjusted Incorrectly adjusted
Mixture too lean (turn screw in)
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