Trouble Shooting - Mantis DELUXE 4-STROKE TILLER – 7265 Bedienungsanleitung

Trouble Shooting

Problem
1. Tines don't turn when throttle
is depressed
2. Engine fails to start
3. Engine hard to start.
4. Engine continuously floods.
5. There is black smoke coming
from exhaust
6. Engine misses.
7. Engine lacks power.
8. Engine overheats.
9. Engine noisy or knocking.
10. Engine stalls under load.
20
Cause
• Engine is not seated properly on the gear
housing.
• o/i switch is in "o" position.
• No fuel in tank.
• Fuel strainer clogged.
• Fuel line clogged.
• Spark plug shorted or fouled.
• Spark plug is broken (cracked porcelain or
electrodes broken)
• Ignition lead wire shorted, broken or
disconnected from spark plug.
• Ignition inoperative
• Water in petrol or stale fuel mixture.
• Engine under or over choked.
• Gasket leaks (carburettor or cylinder base gasket).
• Weak spark at spark plug.
• Fuel tank vent line is not in an upright position.
• The exhaust screen may be clogged
• The exhaust port may be restricted
• Dirt in fuel line or carburettor.
• Carburettor improperly adjusted.
• Spark plug fouled, broken or incorrect gap setting.
• Weak or intermittent spark at spark plug
•Air filter clogged.
•Carburettor out of adjustment.
•Exhaust clogged.
•Clogged exhaust ports.
•Spark Arrestor Clogged.
•Poor compression.
• Insufficient oil in fuel mixture
• Air flow obstructed
•Spark plug in incorrect heat range.
•Bearings, piston ring or cylinder walls are worn.
• Engine overheats.
Deluxe 4-Stroke Tiller Operator's Manual
Remedy
• Re-install engine following the instructions on page
18 (How to reseat the flange).
• Move switch to "i."
• Fill Tank.
• Replace Strainer.
• Clean fuel line.
• Install new spark plug.
• Replace spark plug.
• Replace lead wire or attach to spark plug.
• Contact your local authorised dealer.
• Drain entire system and refill with fresh fuel.
• Drain and refill with correct mixture.
• If flooded by over choking, proceed according to
instructions in operation section. If under choked,
move choke lever to closed position and crank two
or three times.
• Replace gaskets.
• Contact your local authorised dealer.
• Return the fuel tank vent line to the upright position
and place it under the cylinder cover in the small
"pocket" in the cylinder cover
• Clean carbon from exhaust screen
• Clean exhaust port
• Remove and clean.
• Clean or replace spark plug - set gap to .024-.028
in. (0.6-0.7 mm)
• Contact your local authorised dealer.
• Clean or replace air filter.
• See "Carburettor Adjustment".
• Clean carbon from exhaust.
• Remove exhaust, rotate engine until the piston is
at top of cylinder. With a wooden scraper or blunt
tool, remove all carbon from exhaust ports. be
careful not to scratch or damage piston or cylinder
walls. blow out all loose carbon with compressed
air. Install exhaust and gasket.
• Clean Spark Arrestor
• Contact your local authorised dealer.
• Clean flywheel cylinder fins and screen.
• Replace with plugs specified for engine.
• Contact your local authorised dealer.
• Remove dust and dirt from between fins.