K&S BASIC KSB 30A Owner's Manual page 8

In general, the engine is recommended to run with motor oils of SAE10W-30, SAE10W-40 viscosity level. Motor oils
with other viscosity levels, may be used only if the average air temperature in your region does not exceed the limits
of the temperature range, specified in the table. Oil viscosity according to SAE standards or service category, are
specified on the API capacity sticker.
REPLACING OR ADDING MOTOR OIL: REPLACING OR ADDING MOTOR OIL:
Upon oil level decrease it is necessary to add the required quantity in order
to provide the correct generator operation. It is necessary to check the oil levels
according to technical maintanance schedule.
ATTENTION - DANGER!
TO DRAIN OIL, PROCEED AS FOLLOWS: TO DRAIN OIL, PROCEED AS FOLLOWS:
1. Place the generator on a flat surface and warm up the engine for several minutes.
Stop the engine and turn the fuel tank cap to the "OFF" position.
2. Loosen the screws and remove the motor cover.
3. Place an oil drain tray under the engine.
4. Unscrew the oil drain cap with a hexagon key.
5. Wait for the oil to drain. Tilt the generator for a better result.
6. Add motor oil to a high level.
7. Wipe the oil drain cap with a clean, dry cloth and wipe off any oil spills, if any.
Make sure that no dirt, dust, etc. are caught in the crankcase.
8. Replace the oil filler cap.
9. Replace the vent cover and tighten the screws.
ATTENTION - DANGER!
Spark plug is an importaint element providing the correct engine
operation. It has to be intact, without soot deposits and to have a
correct gap.
SPARK PLUG INSPECTION: SPARK PLUG INSPECTION:
1. Remove the cap from the spark plug.
2. Remove the spark plug by means of a corresponding spanner.
3. Examine the spark plug.
If it is shattered – it is necessary to replace it. Recommended replacement
spark plugs – F7TC.
4. Measure the gap. It has to be within range 0.7 – 0.8 mm.
5. Place the spark plug in its place by means of a spark plug spanner.
6. Replace the spark plug cap.
It is necessary to check the air filter from time to time and clean any contaminations. Regular air filter maintenance is
necessary to maintain sufficient carburetor air inflow.
Avoid draining the engine oil immediately after stopping the
engine. The oil is hot and should be handled with care to avoid
burns.
Do not tilt the generator while adding oil to the engine. This can
lead to overfilling and damage to the engine.
SPARK PLUG TECHNICAL MAINTENANCE
AIR FILTER TECHNICAL MAINTENANCE
fill to here
Electrode
0,7-0,8 mm
Spark plug
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