TOHATSU MFS2.5B Owner's Manual page 41

1. Pull out the split pin from the propeller
boss and remove the propeller from
the shaft.
2. Remove the shear pin from the shaft.
3. Install a new shear pin.
1
1. Shear pin
2. Propeller
3. Split pin
ENOW00207-0
WARNING
Do not hold propeller with hand(s) when
removing propeller split pin. Put a piece of
wood block between propeller blade and
anti-ventilation plate to hold propeller.
ENOW00208-0
CAUTION
 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.
ENOM00233-0
Replacing the spark plug
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
If the spark plug 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.
2
3
ENOF00242-0
1. Stop the engine.
2. Remove the top cowl.
3. Remove the spark plug caps.
4. Remove the spark plugs by turning it
5. Attach spark plug and tighten to speci-
Use spark plug NGK DCPR-6E.
1. Electrode
2. Spark gap (0.8–0.9 mm, 0.031–0.035 in)
INSPECTION AND MAINTENANCE
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.
ENON00027-0
Note
When inspecting the plug, always clean the
gasket surface and use a new gasket. Wipe
off any dirt from the threads and screw in
the spark plug to the correct torque.
counter-clockwise, using a 5/8" socket
wrench and handle.
fied torque.
1
2
ENON00028-0
Note
 Spark plug torque:
18.0 Nm (13.3 ft-lb) [1.84 kgf-m]
If a torque-wrench is not available when you
are fitting a spark plug, a good estimate of
the correct torque is 1/4 to 1/2 a turn past
finger-tight. Have the spark plug adjusted to
41
ENOF00085-0