Troubleshooting - Poulan Pro HDR500L Owner's Manual

TROUBLESHOOTING POINTS
PROBLEM
Will not start
Hard to start
Loss of power
Engine overheats
Excessive bounce/
diffi cult handling
Soil balls up or clumps
Engine runs but tiller
won't move
Engine runs but labors
when tilling
Tines will not rotate
Hard to shift into gear
Tiller shuts off when
drive control bar
engaged
CAUSE
1. Out of fuel.
2. Engine not "CHOKED" properly.
3. Engine fl ooded.
4. Dirty air cleaner.
5. Water in fuel.
6. Clogged fuel tank.
7. Loose spark plug wire.
8. Bad spark plug or improper gap.
9. Carburetor out of adjustment.
1. Throttle control not set properly.
2. Dirty air cleaner.
3. Bad spark plug or improper gap.
4. Stale or dirty fuel.
5. Loose spark plug wire.
6. Carburetor out of adjustment.
1. Engine is overloaded.
2. Dirty air cleaner.
3. Low oil level/dirty oil.
4. Faulty spark plug.
5. Oil in fuel.
6. Stale or dirty fuel.
7. Water in fuel.
8. Clogged fuel tank.
9. Spark plug wire loose.
10. Dirty engine air screen.
11. Dirty/clogged muffl er.
12. Carburetor out of adjustment.
13. Poor compression.
1. Low oil level/dirty oil.
2. Dirty engine air screen.
3. Dirty engine.
4. Partially plugged muffl er.
5. Improper carburetor adjustment.
1. Ground too dry and hard.
1. Ground too wet.
1. Drive control bar is not engaged.
2. V-belt not correctly adjusted.
3. V-belt is off pulley(s).
1. Tilling too deep.
2. Throttle control not properly adjusted.
3. Carburetor out of adjustment.
1. Shear pin(s) broken.
1. Gears not timed.
1. Shift lever set in between counter rotating till
position and forward rotating till position.
2. Tines jammed.
CORRECTION
1. Fill fuel tank.
2. See "TO START ENGINE" in Operation section.
3. Wait several minutes before attempting to start.
4. Clean or replace air cleaner cartridge.
5. Drain fuel tank and carburetor, and refi ll tank with
fresh gasoline.
6. Remove fuel tank and clean.
7. Make sure spark plug wire is seated properly on
plug.
8. Replace spark plug or adjust gap.
9. Make necessary adjustments.
1. Place throttle control in "FAST" position.
2. Clean or replace air cleaner cartridge.
3. Replace spark plug or adjust gap.
4. Drain fuel tank and refi ll with fresh gasoline.
5. Make sure spark plug wire is seated properly on
plug.
6. Make necessary adjustments.
1. Set depth stake for shallower tilling.
2. Clean or replace air cleaner cartridge.
3. Check oil level/change oil.
4. Clean and regap or change spark plug.
5. Drain and clean fuel tank and refi ll, and clean
carburetor.
6. Drain fuel tank and refi ll with fresh gasoline.
7. Drain fuel tank and carburetor, and refi ll tank with
fresh gasoline.
8. Remove fuel tank and clean.
9. Connect and tighten spark plug wire.
10. Clean engine air screen.
11. Clean/replace muffl er.
12. Make necessary adjustments.
13. Contact an authorized service center/department.
1. Check oil level/change oil.
2. Clean engine air screen.
3. Clean cylinder fi ns, air screen, and muffl er area.
4. Remove and clean muffl er.
5. Adjust carburetor to richer position.
1. Moisten ground or wait for more favorable soil
conditions.
1. Wait for more favorable soil conditions.
1. Engage drive control.
2. Inspect/adjust V-belt.
3. Inspect V-belt.
1. Set depth stake for shallower tilling.
2. Check throttle control setting.
3. Make necessary adjustments.
1. Replace shear pin(s).
1. Briefl y engage drive control bar and release or rock
tiller forward and backward until are able to shift
gears.
1. Shift to either counter rotating till position or forward
rotating till position.
2. Clear tines.
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