Powersmart DB8620 - Troubleshooting

17
TROUBLESHOOTING
Problem
Cause
Solution
Engine fails to start
Engine start/stop lever
disengaged.
Engage engine start/stop lever.
Spark plug wire disconnected.
Connect spark plug wire.
Fuel tank empty or stale fuel.
Fill tank with clean, fresh gasoline.
Engine not primed.
Press primer bulb.
Faulty spark plug.
Clean, adjust gap, or replace.
Blocked fuel line.
Clean fuel line.
Engine flooded.
Wait a few minutes to restart, do not prime.
Engine runs erratic.
Spark plug wire loose.
Connect and tighten spark plug wire.
Blocked fuel line or stale fuel.
Clean fuel line. Fill tank with clean, fresh
gasoline.
Water or dirt in fuel system.
Drain fuel tank. Refill with fresh fuel.
Dirty air filter
Please refer to engine manual.
Engine overheats.
Engine oil lever low.
Fill crankcase with proper oil.
Air flow restricted.
Clean area around and on top of engine.
Idles poorly.
Spark plug fouled, faulty, or
gap too wide.
Reset gap or replace spark plug.
Dirty air cleaner.
Please refer to engine manual.
Excessive
vibration/noise
Blade loose or unbalanced.
Tighten and balance blade.
Bent/damaged blade.
See an authorized service dealer.
Mower will not mulch
grass.
Wet grass.
Do not mow when grass is wet, wait until
dry to cut.
Uneven cut.
Excessively high grass.
Mow once at a high cutting height, then
mow again at desired height or make a
narrower cutting path.
Dull blade.
Sharpen or replace blade.