17-20
DF90/115/140 “K7” (’07) MODEL
PERIODIC MAINTENANCE SCHEDULE
The chart below lists the recommended intervals for all the required periodic service work necessary to keep
the motor operating at peak performance and economy.
Maintenance intervals should be judged by number of hours or months, whichever comes first.
NOTE:
More frequent servicing should be performed on outboard motors that are used under severe conditions.
PERIODIC MAINTENANCE CHART
I: Inspect and clean, adjust, lubricate or replace, if necessary T: Tighten R: Replace
* The fuel mixture check (O
2
feedback) has been abolished.
In accordance with this change, the item of “Fuel mixture check (O
2
feedback)” was deleted.
Interval
Initial 20 hrs.
or 1 month
Every 50 hrs.
or 3 months
Every 100 hrs.
or 6 months
Every 200 hrs.
or 12 months
Item to be serviced
Spark plug —— I R
Breather hose & Fuel line
IIII
Replace every 2 years.
Engine oil R—R R
Gear oil R—R R
Lubrication —I I I
Anodes & Bonding wires —I I I
Battery —I I I
Engine oil filter R——R
Low pressure fuel filter
—I I I
Replace every 400 hours or 2 years.
High pressure fuel filter Replace every 1000 hours.
Ignition timing ——— I
Idle speed I——I
Tappet clearance ——— I
Water pump ——— I
Water pump impeller ——— R
Propeller nut & pin I—I I
Bolt & Nuts T—T T
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