Trouble Shooting - Troy-Bilt 100 Series Operator's Manual

6
Trouble
Shooting
For repairs beyond
the minor adjust-
ments listed here,
contact an autho-
rized service dealer.
Problem
Engine fails to start 1. Blade control handle disengaged.
2. Spark plug wire disconnected.
3. Fuel tank empty or stale fuel.
4. Engine not primed.
5. Faulty spark plug.
6. Blocked fuel line.
7. Engine flooding.
Engine runs erratic 1. Spark plug wire loose.
2. Blocked fuel line or stale fuel.
3. Gas cap vent plugged.
4. Water or dirt in fuel system.
5. Dirty air cleaner.
6. Carburetor out of adjustment.
Engine overheats
1. Engine oil level low.
2. Dirty air filter.
3. Air flow restricted.
4. Carburetor not adjusted properly.
Occasional skip 1. Spark plug gap too close.
(hesitates) at high speed
2. Carburetor idle mixture adjustment
Idles poorly
1. Spark plug fouled, faulty or gap too
2. Carburetor improperly adjusted.
3. Dirty air cleaner.
Excessive vibration 1. Cutting Blade loose or unbalanced.
2. Bent cutting blade.
Mower will not mulch 1. Wet grass.
grass
2. Excessive high grass.
3. Dull blade.
1. Wheels not positioned correctly.
Uneven cut
2. Dull blade.
Cause
improperly set.
wide.
12
Remedy
1. Engage blade control handle.
2. Connect wire to spark plug.
3. Fill tank with clean, fresh gasoline.
4. Refer to engine manual.
5. Clean, adjust gap, or replace.
6. Clean fuel line.
7. Wait a few minutes to restart, but do not
prime.
1. Connect and tighten spark
plug wire.
2. Clean fuel line; fill tank with clean, fresh
gasoline.
3. Clear vent.
4. Drain fuel tank and carburetor. Refill with
fresh fuel.
5. Refer to engine manual.
6. Refer to engine manual.
1. Fill crankcase with proper oil.
2. Refer to the engine manual packed with
your unit.
3. Remove blower housing and clean.
4. Refer to engine manual.
1. Adjust gap to .030". Refer to engine
manual.
2. Refer to engine manual.
1. Reset gap to .030" or replace spark plug.
Refer to engine manual.
2. Refer to engine manual.
3. Refer to engine manual.
1. Tighten blade and adapter. Balance blade
2. Replace blade.
1. Do not mow when grass is wet;
wait until later to cut.
2. Mow once at a high cutting height, then
mow again at desired height or make a
narrower cutting path.
3. Sharpen or replace blade.
1. Place all four wheels in same height
position.
2. Sharpen or replace blade.