Table of Contents
Advertisement
Troubleshooting
Problem
Engine Fails to start
Engine runs erratic
1.
2.
3.
4.
Cause
Blade control disengaged.
1.
Spark plug boot disconnected.
2.
Fuel tank empty or stale fuel.
3.
Engine not primed (if equipped
with primer).
4.
Remedy
Engage blade control.
Connect wire to spark boot.
Fill tank with clean, fresh gasoline.
Prime engine as instructed
in the Operation
section.
5. Faulty spark plug.
6. Blocked
fuel line.
7. Engine flooded.
8. Fuel valve (if equipped)
closed.
5. Clean, adjust gap, or replace.
6. Clean fuel line.
7. Wait a few minutes to restart, but do not
prime.
8. Open fuel valve. See engine manual.
9.
1.
2.
Engine not choked
(if equipped
with choke).
9.
Spark plug boot loose.
1.
Blocked fuel line or stale fuel.
2.
3. Ventin
gas cap plugged.
3.
4. Water or dirt in fuel system.
4.
5,
6.
Dirty air cleaner.
5.
Unit running
with CHOKE (if equipped)
6.
Choke engine. See engine
manual.
Connect and tighten
spark plug boot.
Clean fuel line; fill tank with clean, fresh
gasoline.
Clear vent.
Drain fuel tank. Refill with fresh fuel.
Refer to engine manual.
Push CHOKE knob in.
applied.
Engine overheats
1. Engine oil level low.
1. Fill crankcase with proper od.
2. Air flow restricted.
2. Clean area around and on top of engine.
Occasional
skips
1. Spark plug gap too close.
1. Adjust gap to .030".
(hesitates) at
high speed
Idles poorly
1. Spark plug fouled, faulty, or gap too wide.
1.
2. Dirty air cleaner.
2.
Excessive Vibration
1. Cutting
blade loose or unbalanced.
1.
2. Bent cutting
blade.
2.
Mower will not
1. Wet grass.
1.
mulch grass
2. Excessively high grass.
2.
3. Dull blade.
3.
1. Wheels not positioned
correctly.
1.
2. Dull blade.
2.
Uneven cut
Reset gap to .030" or replace
spark plug.
Refer to engine
manual.
Tighten
blade
and adapter.
Balance
blade.
See an authorized
service
dealer.
Do not mow when grass is wet; wait until
later to cut.
Mow once at a high cutting
height, then
mow again at desired height or make a
narrower
cutting
path.
Sharpen or replace blade.
Place all four wheels in same height
posttion
(if equipped
with individual
height adjusters).
Sharpen or replace blade.
'°1
Advertisement
Table of Contents
