TOHATSU MFS 6A3Z 8A3 9.8A3 Owner's Manual page 62

62
INSPECTION AND MAINTENANCE
trouble.
Before removing the propeller, remove the
spark plug caps from the spark plugs to
protect against personal injury.
ENOW00084-0
WARNING
Do not begin propeller removal and instal-
lation procedure with spark plug caps
attached, shift in forward or reverse, main
switch at other than "OFF", engine stop
cord attached to the switch, and starter
key attached, or engine could accidentally
start leading to serious personal injury.
Disconnect battery cable if possible.
1. Remove the split pin, propeller nut and
washer.
2. Remove the propeller and thrust
holder.
3. Apply genuine grease to the propeller
shaft before installing a new propeller.
4. Install the thrust holder, propeller,
washer and propeller nut onto the
shaft.
5. Install a new split pin into the nut hole
and bend it.
1
2
1. Propeller shaft
2. Thrust holder
3. Propeller
4. Washer
5. Nut
6. Split pin
4
3
6
5
ENOF00084-0
ENOW00085-0
WARNING
Do not hold propeller with hand(s) when
loosening or tightening propeller nut. Put a
piece of wood block between propeller
blade and anti-ventilation plate to hold pro-
peller.
ENOW00086-0
CAUTION
Do not install propeller without thrust
holder, or propeller boss could be dam-
aged.
Do not reuse split pin.
After installing split pin, spread the pin
apart to prevent it from falling out which
could lead to the propeller coming off
during operation.
ENOM00087-0
Replacing the spark plugs
ENOW00087-0
WARNING
Do not reuse spark plug with damaged
insulation, or sparks can leak through
crack, potentially leading to electric
shock, explosion and/or fire.
Do not touch spark plugs immediately
after stopping engine as they will be hot
a n d c o u l d c a u s e s e v e r e b u r n s i f
touched. Allow motor to cool down first.
If the spark plug(s) is fouled, has carbon
build up, or is worn, it should be replaced.
When reusing spark plugs, remove dirt
from the electrodes and adjust spark gap
to specification.
ENON00027-0
Note
When inspecting the plug, always clean the
gasket surface and use a new gasket. Wipe