40 Power Mower 5400 Edition 02.97
5. Maintenance: 4-Stroke-Engine
Apart from observing all operating in-
structions, it is also important to pay at-
tention to the following maintenance in-
structions.
Please note:
W
Only do all maintenance work
with the engine switched off
and spark plug connector dis-
connected. When working on mow-
ing knives and hoeing tines, wear
safety gloves.
Engine
Check oil –
each time you take up operation and
after every 8 operating hours
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only with engine switched off and
mower in horizontal position.
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Clean oil filler plug (E/4) and sur-
rounding parts.
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Remove oil filler plug, clean dip-stick
with a clean cloth and dip back into oil
tank (do not screw in), take out dip-stick
and read oil level.
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In case oil level is below lower mark,
refill engine oil (refer to “Specifications”)
until oil level reaches rim of oil filler neck.
Changing Engine Oil
The first oil change is after 25 oper-
ating hours. Following oil changes are
after 50 operating hours. Change oil
while engine is still warm, but not hot –
danger of burns!
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Clean drain plug (1) and surround-
ing parts.
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Loosen drain plug. Collect oil in
proper container and dispose of prop-
erly.
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Tighten drain plug well (check seal-
ing washer for good condition and ex-
change, if necessary).
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Fill fresh oil (refer to chapter
“Specifiactions”) until level reaches rim
of oil filler neck (2) (Filling mark “max.”).
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Re-tighten oil filler plug.