Yamaha F50D Servise Manual page 198

LOWR
Shimming (F50D)
Shimming workflow .................................................................. 8-21
Shimming check sheet ............................................................. 8-22
Removing the water pump ....................................................... 8-24
Measuring the forward gear and reverse gear backlash
before disassembly................................................................. 8-24
Shimming ................................................................................. 8-26
Shim location ............................................................................ 8-27
Selecting the pinion shim (T3) .................................................. 8-28
Pinion shim (T3) selection table ............................................... 8-31
Measuring the forward gear backlash ...................................... 8-33
Adjusting the forward gear shim thickness (T1) ....................... 8-33
Forward gear shim (T1) selection chart.................................... 8-35
Measuring the reverse gear backlash ...................................... 8-36
Adjusting the reverse gear shim thickness (T2) ....................... 8-36
Reverse gear shim (T2) selection chart ................................... 8-38
Lower unit (FT50C)
Removing the lower unit ........................................................... 8-42
Water pump and shift rod (FT50C)
Removing the water pump and shift rod................................... 8-46
Checking the water pump and shift rod .................................... 8-46
Propeller shaft housing (FT50C)
Removing the propeller shaft housing assembly...................... 8-49
Disassembling the propeller shaft assembly ............................ 8-49
Disassembling the propeller shaft housing assembly .............. 8-49
Checking the propeller shaft housing ....................................... 8-50
Checking the reverse gear ....................................................... 8-50
Checking the propeller shaft..................................................... 8-50
Checking the dog clutch ........................................................... 8-50
Assembling the propeller shaft housing assembly ................... 8-50
Assembling the propeller shaft assembly ................................. 8-52
...................................................................... 8-21
................................................................... 8-40
.......................................... 8-47
....................................... 8-44