Trouble shooting chart – MTD 114-050-000 User Manual
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Trouble Shooting Chart
Problem
Cause
Remedy
1
Engine fails to start
A
Blade cont ol handle
A
Engage blade control handle.
disengager
B
Check fuel tank for gas
B
Fill tank if empty.
C
Spark plug lead wire discon-
C
Connect lead wire.
nected.
D
Throttle control lever not in
D
Move throttle lever to start
the startinc position
position.
E
Faulty spark plug
E
Spark should jump gap be-
tween control electrode and
side electrode. If spark does
not jump, replace the spark
plug.
F
Carburetor improperly ad-
F
Remove spark plug, dry the
justed, engine flooded
plug, crank engine with plug
removed, and throttle in off po
sition. Replace spark plug and
lead wire and resume starting
procedures.
G
Old stale gasoline
G
Drain and refill with fresh
gasoline.
H
Engine brare engaged
H
Follow starting procedure.
1
Dischargee battery
1 Refer to battery charging
instructions.
2 Hard starting or
A
Spark plug wire loose
A
Connect and tighten spark
loss of power
B
Carburetor improperly
plug wire.
B
Adjust carburetor. See separate
adjusted
engine manual.
C
Dirty air cleaner
C
Clean air cleaner as described
in separate engine manual.
3 Operation erratic
A
Dirt in gas tank
A Remove the dirt and fill tank
B
Dirty air cleaner
with fresh gas.
B
Clean air cleaner as described
in separate engine manual.
C
Drain contaminated fuel and
C
Water in fuel supply
fill tank with fresh gas.
D
Vent in ga:; cap plugged
D
Clear vent or replace gas cap.
E
Carburetor improperly
E
Adjust carburetor. See
adjusted
separate engine manual.
4 Occasional skip
A
Carburetor idle speed too
A
Adjust carburetor. See
(hesitates) at high
slow
separate engine manual.
speed
B
Spark plug gap too close
B
Adjust to .030".
C
Carburetor idle mixture ad-
C
Adjust carburetor. See
justment improperly set
separate engine manual.
5 Idles poorly
A
Spark plug fouled, faulty, or
gap too wide
B
Carburetor improperly
adjusted
C
Dirty air cleaner
A
Reset gap to .030" or replace
spark plug.
B
Adjust carburetor. See
separate engine manual.
C
Clean air cleaner as described
in separate engine manual.
6 Engine overheats
A
Carburetor not adjusted
A
Adjust carburetor. See
properly
separate engine manual.
B
Air flow res tricted
B
Remove blower housing and
clean as described in separate
engine manual.
C Engine oil evel low
C
Fill crankcase with the proper
oil.
7
Excessive vibration
A
Cutting blade loose or
A
Tighten blade and adapter.
unbalanced
Balance blade.
B
Bent cutting blade
B
Replace blade.
Note:
For repairs beyond the minor adjustm 3nts listed above, contact your local authorized service dealer.
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