Yamaha F400A 2022 - Page 397

8
Lower unit
Propeller and water inlet cover......................................... 8-1
Removing the propeller.............................................................. 8-2
Disassembling the propeller (Shift Dampener System [SDS]
propeller) .................................................................................... 8-2
Checking the propeller............................................................... 8-2
Assembling the propeller (Shift Dampener System [SDS]
propeller) .................................................................................... 8-2
Installing the water inlet.............................................................. 8-3
Installing the propeller................................................................ 8-3
Lower unit ........................................................................... 8-5
Removing the lower unit............................................................. 8-6
Checking the lower unit anode .................................................. 8-6
Checking the gear oil passage check valve............................... 8-6
Checking the lower unit for leakage........................................... 8-6
Installing the lower unit .............................................................. 8-7
Extension (except for X-transom model) ......................... 8-9
Checking the extension............................................................ 8-10
Assembling the extension ........................................................ 8-10
Installing the extension............................................................. 8-10
Water pump and shift rod................................................ 8-11
Removing the shift rod (regular rotation model)....................... 8-12
Removing the shift rod (counter rotation model)...................... 8-12
Removing the gear oil passage check valve............................ 8-12
Checking the water pump........................................................ 8-13
Checking the shift rod.............................................................. 8-13
Installing the gear oil passage check valve.............................. 8-13
Assembling the shift rod guide plate........................................ 8-13
Assembling the water pump housing....................................... 8-14
Installing the water pump and shift rod (regular rotation
model) ...................................................................................... 8-15
Installing the water pump and shift rod (counter rotation
model) ...................................................................................... 8-16
Propeller shaft housing (regular rotation model) .......... 8-18
Removing the propeller shaft housing assembly ..................... 8-19
Disassembling the propeller shaft assembly............................ 8-20
Disassembling the reverse gear............................................... 8-20
Disassembling the propeller shaft housing assembly.............. 8-20
Checking the propeller shaft .................................................... 8-21
Checking the dog clutch .......................................................... 8-21