Sachs Bikes MadAss Reparaturanleitung Seite 209

TROUBLESHOOTING
Engine
Complaint
Transmission jumps
out of gear
Engine idles poorly
Engine runs poorly in
high-speed range
Exhaust smoke is
dirty or thick
206
Symptom and possible causes
Worn gear
Worn or distorted gearshift fork
Weakened gearshift stopper spring
Worn gearshift fork pawl
Tappet clearance out of adjustment
Improper valve seating
Worn valve guide
Worn cam surface
Excessive spark plug gap
Defective ignition coil
Defective pick-up coil or CDI unit
Spark plug too cold
Incorrect fl oat Chamber fuel level
Clogged carburetor jet
Defective generator
Weak valve spring
Worn camshaft
Insuffi cient spark plug gap
Ignition not advanced suffi ciently due to poorly
working timing advance circuit
Defective ignition coil
Defective pick-up coil or CDI unit
Low fl oat chamber fuel level
Dirty air cleaner element
Clogged fuel hose, resulting in inadequate fuel
supply to carburetor
Excessive amount of engine oil
Worn cylinder
Worn piston ring
Worn valve guide
Scored or scuffed cylinder wall
Worn valve stem
Defective valve stem oil seal
Worn oil ring side rail
Remedy
Replace
Replace
Replace
Replace gearshift fork
Adjust
Repair or replace
Replace
Replace
Adjust or replace
Replace
Replace
Replace by hot type plug
Adjust fl oat height
Clean
Replace
Replace
Replace
Regap or replace
Replace CDI unit
Replace
Replace
Adjust fl oat height
Clean or replace
Clean and prime
Check level and drain
Rebore or replace
Replace
Replace
Rebore or replace
Replace valve
Replace
Replace oil ring