TOHATSU 9.9D Owner's Manual page 40

B. Replacing the propeller
A worn-out or bent propeller will lower the motor's performance,
and cause engine trouble.
A
CAUTION
Before removing the propeller. remove the spark plug caps from the
spark plugs to protect the propeller from damage.
~3 Take out the split pin, and remove the propeller nut and washer.
($ Pull the propeller toward you and remove it.
(3' Apply genuine grease to the propeller shaft before putting a new
propeller on.
C. Replacing
hol d er
the spark plugs
If the electrode is fouled, has carbon deposits or is weared, clean or
replace it as necessary.
@ Remove the engine cover.
@ Remove the spark plug by turning counter-clockwise while tap-
ping it gently, using a 21 mm socket wrench and handle.
Use spark plugs (NGK B7HS-10 or BR7H.510) or recommended ones
(CHAMPION L 82 C with 1.0 mm gap).
Electrode
Spark gap IO.9 to 1 0 mm)
33