Checking the Oil Level
Wait 10 minutes after engine has stopped
to accurately check oil level.
•
The oil level should be between the
Minimum and Maximum level holes on the
dipstick (right).
•
Use only the recommended grade of oil
(SAE 10W30 or SAE 15W40). Refer to
Yanmar Engine Operator's Manual.
•
Do not overfill.
CAUTION.
Use of different oil to the
specified type may cause seizure or
early wear to inner parts, leading to shortening
of the engine's service life.
Warning Lights
CAUTION.
Risk of engine damage.
In the event that a warning lamp or
buzzer activates during use, STOP engine
immediately, investigate the cause and/or
contact your authorised Williams Dealer.
Fire Extinguisher
Inspect system pressure regularly; refer to the
extinguisher label for Pressure/Temperature
Table. In some conditions the extinguisher
may require resetting; this is done by pressing
1 Full 2 Add oil
3 Operating range
2
Picture shows the dipstick for 415, 445 and
505 models; on 565 and 625 models, the holes
are replaced by lines, with the top being the
upper limit and the bottom being lower limit.
the extinguisher reset button found on the
extinguisher display unit. Refer to Engine Bay
pictures for the extinguisher's location.
1
3
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