Mercury 25 EFI Service Manual page 418

Gear Housing
2. Remove the propeller nut, flat washer, propeller and forward thrust hub from the propeller shaft.
b
c
a
d
3. Use a suitable punch to remove the pin securing the upper shift shaft to the shift shaft coupler.
NOTE: On design 1 models, the upper and lower shift shafts are secured to the shift shaft coupler by pins. On design 2
models, the upper shift shaft is secured to the shift shaft coupler by a pin while the lower shift shaft is threaded into the
shift shaft coupler.
b
a
a - Design 1 model shift shaft coupler
b - Upper shift shaft
c - Coupler
d - Upper shift shaft pin
e - Lower shift shaft pin
Page 6A-12
a -
e
g
b -
c -
d -
e -
f -
g -
f
16219
c
d
e
© 2016 Mercury Marine
Propeller nut
Cotter pin
Flat washer
Propeller
Forward thrust hub
Ring (faces toward gearcase)
Propeller shaft
17114
90-8M0105568 eng MARCH 2016