1. GENERAL INFORMATION PEOPLE/PEOPLE S 250
POOR PERFORMANCE (ESPECIALLY AT IDLE AND LOW SPEEDS)
Inspection/Adjustment Symptom Probable Cause
Check ignition timing
Faulty ignition unit
Correct timing Incorrect timing
Faulty A.C. generator
Check carburetor pilot
screw adjustment
Mixture too rich (turn screw
Correctly adjusted Incorrectly adjusted out)
Mixture too lean (turn screw
in)
Check carburetor
gasket for air leaks
Damaged insulator rubber
Carburetor not securely
No air leak Air leaks tightened
Faulty intake manifold gasket
Remove spark plug and Deformed carburetor O-ring
install it into spark plug
cap to test spark by
connecting it to engine
ground
Faulty or fouled spark plug
Weak or inter- Faulty ignition unit
mittent spark Faulty A.C. generator
Good spark Faulty ignition coil
Broken or shorted high tension
wire
Faulty ignition switch
Check carburetor air
cut-off valve
Damaged air cut-off valve
Good Faulty diaphragm
Damaged air cut-off valve
spring
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