6
Trouble
Shooting
Problem
Engine fails to start
Cause
Remedy
1. Engage blade control.
1. Blade control disengaged.
2.
3.
4.
Spark plug wire disconnected.
Fuel tank empty or stale fuel.
Engine not primed (if equipped).
2. Connect wire to spark plug.
3. Fill tank with clean, fresh gasoline.
4. Prime engine as instructed in
“Operating Your Lawn Mower”.
5.
6.
7.
Faulty spark plug.
Blocked fuel line.
Engine flooded.
5. Clean, adjust gap, or replace.
6. Clean fuel line.
7. Waitdo nota prime.few minutes to restart, but
8.
Burnt fuse. (Electric Start Only)
8. Replace fuse (see Maintenance
section)
Engine runs erratic
Engine overheats
1. Spark plug wire loose.
1. Connect and tighten spark
plug wire.
2
. Blocked fuel line or stale fuel.
2. Clean fuel line; fill tank with clean,
fresh gasoline.
3
4
. Vent in gas cap plugged.
. Water or dirt in fuel system.
3. Clear vent.
4. Drainfresh fuel.fuel tank. Refill with
For repairs beyond
the minor adjust-
ments listed here,
contact an authorized
service dealer.
5
6
1
2
. Dirty air cleaner.
. Carburetor out of adjustment.
. Engine oil level low.
. Air flow restricted.
5. Refer to engine manual.
6. Refer to engine manual.
1. Fill crankcase with proper oil.
2. Removeand clean.blower housing
3
. Carburetor not adjusted properly.
3. Refer to engine manual.
Occasional skips
(hesitates) at
high speed
1. Spark plug gap too close.
1. Adjust gap to .030”.
2
. Cimproperlyarburetor set.idle mixture adjustment
2. Refer to engine manual.
Idles poorly
1. tSopoawrkidpelu. g fouled, faulty or gap
1. Resetspark plug.gap to .030” or replace
2. Refer to engine manual.
3. Refer to engine manual.
1. TightenBalancebladeblade.and adapter.
2. See an authorized service dealer.
1. Dountilnotlatermowto cut.when grass is wet; wait
2
3
. Carburetor improperly adjusted.
. Dirty air cleaner.
Excessive
Vibration
1. Cutting blade loose or unbalanced.
2.
Bent cutting blade.
Mower will not
mulch grass
1. Wet grass.
2
. Excessively high grass.
Dull blade.
2. Mow once at a high cutting height,
then mow again at desired height or
make a narrower cutting path.
3.
3.
Sharpen or replace blade.
Uneven cut
1. Dull blade.
1. Sharpen or replace blade.
Mower will not
1
. Belt not installed properly
1. Checklation andbeltmovement.for proper pulley instal-
self propel
2.
3.
Debris clogging drive operation.
Damaged or worn belt.
2.
Stop engine, disconnect spark plug
wire, and clean out debris.
3.
Inspect and replace belt.
14
| Categories | Lawn Mower Manual, MTD Lawn Mower Manuals |
|---|---|
| Tags | MTD 460 |
| Download File |
|
| Document Type | Owner's Manual |
| Language | English |
| Product Brand | MTD, Lawn Mower |
| Product Type | Walk Behind Mower |
| Document File Type | |
| Publisher | mtdproducts.com |
| Wikipedia's Page | MTD Products |
| Copyright | Attribution Non-commercial |
(0 votes, average: 0 out of 5)