Lower unit
Drive shaft and lower case (counter rotation model) ... 8-54
Removing the drive shaft ......................................................... 8-55
Disassembling the drive shaft .................................................. 8-55
Disassembling the reverse gear............................................... 8-55
Disassembling the lower case.................................................. 8-55
Checking the pinion ................................................................. 8-55
Checking the reverse gear ....................................................... 8-55
Checking the drive shaft .......................................................... 8-55
Checking the lower case.......................................................... 8-55
Assembling the lower case ...................................................... 8-55
Assembling the reverse gear.................................................... 8-55
Assembling the drive shaft....................................................... 8-56
Assembling the oil seal housing............................................... 8-56
Installing the reverse gear ........................................................ 8-56
Installing the drive shaft ........................................................... 8-56
Shimming (counter rotation model)................................ 8-57
Shimming workflow.................................................................. 8-57
Shimming check sheet............................................................. 8-58
Shimming procedure................................................................ 8-59
Shim location ........................................................................... 8-59
Selecting the reverse gear shim (T1) and forward gear
shim (T2)................................................................................... 8-60
Selecting the pinion shim (T3) .................................................. 8-60
Selecting the propeller shaft shim (T4)..................................... 8-60
Measuring the forward gear backlash and reverse gear
backlash ................................................................................... 8-62