
6. Periodic Inspections and Maintenance
19
EN
6.1 Lubricating oil system
6.1.1 SD20
(1) Check the oil level before every op-
eration.
(2) Change the oil after the first 50
hours of operation or after long
storage and every 100 hours of op-
eration thereafter. Lube oil should
be changed while the engine is still
warm.
Change oil in the following manner:
(1) Put the boat hull on a block.
Drain the oil by removing the lower
gear case drain plug, and the upper
gear case oil dipstick.
Let the drive unit cool at least 5 minutes
after operation before removing the oil
drain plug. Hot oil could spurt out
forcefully if the drain plug is removed
from the drive unit immediately after
operation.
WARNING
SD20
A Dipstick
B Upper gear case
C Lower gear case
D Lube oil drain plug
A
B
C
D
003440-00E
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