• Clean fuel tap and fuel tank filter. Replace if
necessary.
• Check fittings and fasteners. Replace if necessary.
12 Months or 300 hrs
• Contact a specialized service centre to check the
valve clearance.
• Check the fan of the cooling system for damage.
Service – notes on maintenance
Fig.1
Oil replacement
• Warm up engine on level ground
• Remove filler cap (12)
• Open drain plug (7) and let oil drain completely into a
pan placed under the engine.
• Check gaskets, replace if required. Refit drain plug
and refill engine with clean oil.
• Replace filler cap.
Spark plug inspection
Fig. 3
• Disconnect the spark plug cap, and remove any dirt
from around the spark plug area.
• Remove spark plug (14) with the plug spanner
supplied.
• Inspect the spark plug. It should be a tan colour.
• Measure the gap (distance contact point) with a
suitable gauge. The gap should be 0,7 - 0,8 mm.
Correct the gap, if necessary, by carefully bending
the side electrode.
• Replace the spark plug if the electrodes are worn, or
if the insulator is cracked or chipped.
• Install the spark plug carefully, by hand, to avoid
cross-threading.
• Place the spark plug with correct torque: 20 Nm.
• Attach the spark plug cap.
Exhaust screen
• Wait for exhaust to cool.
• Exhaust screen (10) may be blocked up with carbon
deposits.
• Undo the screw cap and remove the exhaust screen.
• Clean the screen with a wire brush and refit.
• Replace exhaust screen if damaged.
Air filter cleaning
• Remove the air filter cover (3).
• Remove filter element and wash well in solvent.
• Pour a small amount of oil onto the filter element and
gently squeeze out any excess oil.
• Replace the filter element and air filter cover.
• Be sure the filter cover seals properly all around.
Do not run the engine without the air filter element
in place.
Never place a wet filter (with solvent) on the
machine.
Fuel tap
• To remove the fuel tap filter, simply undo the cup at
the bottom of the fuel tank
• Use a small spanner to remove the tap
• Clean and wash out the filter and cup, and replace.
TROUBLESHOOTING
Basic checks
• Make sure you have plenty of fuel
• Make sure the fuel tap is on
• Make sure the engine-switch is on
• Make sure the oil level is correct
• Remove spark plug, connect spark plug lead and
earth it to the generator. Pull starter cord gently and
look for a spark. If there is no spark, replace spark
plug.
Spark plug is OK, but engine still won’t start
• Check fuel tap filter is clean
• Check fuel line is clear
• Check carburetor is not clogged
Engine will not start
• Clean or replace spark plug
• Check ignition system – if faulty, contact your service
centre
• Check compression – if low, contact your service
centre
• Check for loose cylinder head – tighten bolts
• Check for damaged cylinder head gasket – replace if
necessary
CLEANING
Clean the housing regularly with a soft cloth, preferably
every time it is used. Keep the air vents free of dust and
dirt.
Remove stubborn dirt with a soft rag moistened in soapy
water. Do not use any solvents such as petrol, alcohol,
ammonia, etc. as such substances can damage the plastic
parts.
STORAGE (LONG TERM)
• Drain fuel tank, fuel tap, carburetor bowl and
carburetor
• Pour 1 cup of engine oil into the fuel tank and shake
the generator to spread the oil around the tank.
Drain excess oil.
• Remove spark plug and pour in 1 spoonful of engine
oil, pull the starter cord several times with the
starter switch OFF. Replace spark plug.
• Pull on the starter cord until you feel compression
and stop.
• Clean the generators exterior and coat with rust
inhibitor.
• Place the generator on flat ground and cover with a
clean dry cloth.
FAULTS
If a fault arises through wear in an element, please
contact the service address shown on the warranty card.
A drawing of the spare parts that may be obtained is
included at the end of these operating instructions.
ENVIRONMENT
To prevent damage during transport, the appliance is
delivered in a solid packaging which consists largely of
reusable material. Therefore please make use of options
for recycling the packaging.
Ferm 5
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0°C - 25 °C SAE#20
25°C - 35 °C SAE#30
≥ 35°C SAE#40
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64 Ferm
