6
2
4, 5
3
7
8
1
6
9
10
Troubleshooting
Malfunction
Engine does not start or
only starts very badly
Warm starting problems
Engine starts up, but it
dies immediately
Insufficient power
Observation
• Igniting spark available
• No igniting spark
• Fuel has been filled
• Inside the machine
• Outside the machine
• Starter unit does not
engage
Fuel in the tank and igni-
ting spark available
Fuel in the tank
Machine runs at idle
speed
Cause/remedy
• Defect in fuel supply system, compression
system, mechanical defect (service case)
• Start/Stop switch to STOP
• Defect in fuel supply system, compression
system, mechanical defect (service case)
• Spark plug connector or ignition module
defective (service case)
• Spark plug defective (see chapter "Mainte-
nance").
• Choke lever in wrong position
• Carburetor defective (service case)
• Suction head soiled (see chapter "Mainte-
nance")
• Fuel line kinked or interrupted (service case)
• Cylinder base gasket, radial shaft seal rings,
cylinder, valves or piston rings defective (ser-
vice case)
• Spark plug does not seal up (see chapter
"Maintenance").
• Spring in the starter broken, broken parts
inside the engine (service case)
Carburetor soiled (service case)
• Idle setting not correct (see chapter
"Operation").
• Suction head soiled (see chapter "Mainte-
nance")
• Carburetor soiled (service case)
• Tank vent defective, fuel line interrupted,
cable or Start/Stop switch defective (service
case)
• Air filter soiled (see chapter "Maintenance")
• Carburetor soiled, muffler clogged, exhaust
gas passage in the cylinder clogged (service
case)
System
• Ignition system
• Fuel supply
• Compression
system
• Mechanical
defect
Fuel supply
Several systems
can be affected
simultaneously
Extract from the spare parts list
Use original MAKITA spare parts only. Your MAKITA service center is respon-
sible for repairs and for the replacement of other parts.
Item MAKITA No. Quantity Designation
1
367 010 995
1
Spark plug NGK-CMR 6A
365 060 470
1
Fastening nut
3
366 4 010
1
-line trimmer head complete
4
369 224 070
1
Mowing line ø 3.0 mm x 15 meters
5
369 224 072
1
Mowing line ø 3.0 mm x 120 meters
6
367 10 460
1
Oil bottle (without oil)
7
36 4 140
1
4-tooth star blade
8
367 601 300
1
Tank cap complete
9
374 350 120
1
Air filter
10
374 350 090
1
Air filter
BCX3400
BCX3410