Troubleshooting - Makita DOLMAR PS-32C Repair Manual

TROUBLESHOOTING

Malfunction System
Chain does not run Chain brake
Engine does not start or Ignition system
only with difficulty
Fuel supply
Compression
Mechanical malfunction
Engine speed gets Multiple systems
"stuck"
Warm engine won't start Carburetor
Engine starts, but dies Fuel supply
immediately
Insufficient power, no Several systems may be
max. engine speed involved simultaneously
No chain lubrication Oil tank/pump
Reparaturanleitung PS-4600 / PS-5000
Repair Manual PS-32
Observation
Engine runs
Ignition spark
No ignition spark
Fuel tank is filled
Inside system
Outside
Starter does not engage
Engine speed about
4,500 - 6,000 rpm
Fuel tank is filled
Ignition spark
Fuel tank is filled
Engine is idling
No oil on the chain
Cause
Chain brake actuated
Malfunction in fuel supply system, pressure system,
mechanical malfunction.
Combination switch in pos. , fault or short-circuit in the
wiring, plug cap or spark plug defective, between ignition
module and flywheel uneven or too wide, wrong spark plug
Combination switch in Choke position, carburetor defective,
suction head dirty, fuel line bent, leaky or interrupted.
Cylinder base piston ring defective, radial shaft packings
defective, cylinder or piston rings defective
Spark plug does not seal.
Spring in starter broken, broken parts inside the engine.
Carburetor too lean
Bleed air at cylinder and/or rubber intake hose
Fuel line bent, throttle link stuck
Wrong carburetor adjustment
Flooded from choke use, no half throttle function
Piston ring worn (max. thrust play 0.5 mm)
Wrong idling adjustment, suction head or carburetor dirty,
tank venting defective, fuel line interrupted, Choke flap
closed
Air filter dirty, incorrect carburetor setting, muffler clogged,
exhaust channel in cylinder clogged, spark arrester screen
clogged.
Oil tank empty, oil guide groove dirty, oil suction head dirty,
oil line defective, oil pump worm drive gear defective, oil
pump defective
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