Troubleshooting - Wacker Neuson BTS Series Operator's Manual

8.13 Troubleshooting

T00963GB
Malfunction System
Cutting blade Clutch
does not start
turning
Cutting blade Carburetor,
turns while Clutch
engine idles
Engine does Ignition
not start or only system
with difficulty
Fuel supply
Compres-
sion system
Mechanical
malfunction
Insufficient Carburetor
power
Engine does Fuel supply
not start or only
with difficulty
Low Serveral
performance
systems
may be
involved
simultane-
ously
Observation
Engine runs
Cutting blade
turns
Ignition spark
No ignition
spark
Fuel tank is
filled
Inside
Outside
Starter does not
engage
Fuel tank is
filled Igntion
spark
Fuel tank is
filled
Engine is idling
61
Maintenance
Cause
Damage to clutch
Incorrect idle speed, clutch
stuck
Malfunction in fuel supply
system, compression
system, mechanical
malfunction.
Switch on STOP, fault or
short-circuit in the wiring,
plug cap or spark plug
defective.
Choke in wrong position,
carburetor defective,suction
head dirty, fuel line bent or
interrupted.
Cylinder base packing 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.
Wrong carburetor
adjustment.
Wrong idling adjustment,
suction head or carburetor
dirty. Tank venting defective,
fuel line interrupted, cable
defective, Stop switch
defective. Starting valve
dirty.
Air filter dirty, wrong
carburetor adjustment,
muffler clogged, exhaust
channel in cylinder clogged.