1. GENERAL INFORMATION DINK 50/125
POOR PERFORMANCE (AT HIGH SPEED)
Inspection/Adjustment Symptom Probable Cause
Check ignition timing
Faulty ignition unit
Correct timing Incorrect timing
Faulty A.C. generator
Check valve clearance
Improperly adjusted valve
Correctly adjusted Incorrectly adjusted clearance
Worn valve seat
Check fuel pump for
fuel supply
Empty fuel tank
Fuel flow restricted Clogged fuel tube or filter
Fuel flows freely Faulty fuel pump
Cracked fuel pump vacuum tube
Check carburetor jets
for clogging
Not clogged Clogged Clean and unclog
Check valve timing
Correct Incorrect Cam timing gear aligning marks
not aligned
Check valve spring
tension
Not weakened Weak spring Faulty spring
1-38