Troubleshooting - Yard-Man 21A-392B401 Operator's Manual

• Clean the exterior of engine and the entire tiller
thoroughly. Lubricate the tiller as described in the
lubrication instructions.
• We do not recommend the use of pressure
washers to clean your unit. They may cause
damage to electric components, spindles, pulleys,
bearings or the engine. The use of pressure
washers will result in shortened life and reduce
serviceability.
• Refer to the engine manual for correct engine
storage instructions.
SECTION 7: TROUBLESHOOTING
Problem
Engine fails to start
Engine runs erratic
Engine overheats
Tines do not engage
NOTE: For repairs beyond the minor adjustments listed above, contact your nearest authorized service dealer.
Cause
1. Spark plug wire disconnected.
2. Fuel tank empty or stale fuel.
3. Throttle control lever not in correct
starting position. (If Equipped)
4. Choke not in ON position.
5. Blocked fuel line.
6. Faulty spark plug.
7. Engine flooded
1. Spark plug wire loose.
2. Unit running on CHOKE.
3. Blocked fuel line or stale fuel.
4. Vent in gas plugged.
5. Water or dirt in fuel system.
6. Dirty air cleaner.
7. Carburetor out of adjustment.
1. Engine oil level low.
2. Dirty air cleaner.
3. Air flow restricted.
4. Carburetor not adjusted properly.
1. Foreign object lodged in tines.
2. Tine clevis pin(s) missing.
3. Pulley and idler not in correct
adjustment.
4. Control cable not adjusted properly.
5. Belt worn and/or stretched.
• Wipe tines with oiled rag to prevent rust.
• Store tiller in a clean, dry area. Do not store next to
corrosive materials, such as fertilizer.
NOTE: When storing any type of power equipment in
an unventilated or metal storage shed, care should be
taken to rustproof the equipment. Using a light oil or
silicone, coat the equipment and especially any
springs, bearings, and cables.
1. Connect wire to spark plug.
2. Fill tank with clean, fresh gasoline.
3. Move throttle lever to start position.
4. Move switch to ON position.
5. Clean fuel line.
6. Clean, adjust gap, or replace.
7. Wait a few minutes to restart, but do not
prime.
1. Connect and tighten spark plug wire.
2. Move choke lever to OFF position.
3. Clean fuel line; fill tank with clean, fresh
gasoline
4. Clear vent.
5. Drain fuel tank. Refill with fresh fuel.
6. Clean air cleaner.
7. Adjust carburetor.
1. Fill crankcase with proper oil.
2. Clean air cleaner.
3. Remove blower housing and clean.
4. Adjust carburetor.
1. Dislodge foreign object.
2. Replace tine clevis pin(s).
3. Take unit to authorized service dealer.
4. Adjust control cable.
5. Replace belt.
12
Remedy