Yamaha Outboards 3P Service Manual, Page 57Get this manual
ASSEMBLY AND ADJUSTMENT
1610010 '
ASSEMBLY AND ADJUSTMENT
SHIM SELECTION NOTE: _
When reassembling the lower unit with the original gear case and inner parts, shim selection is not required
1) Install the dial gauge stand, and install it on the lower casing2) Install the backlash indicator rod over the drive-shaft, and make the dial gauge stem contact the "Mark" on the indicator rod3) Place the shift-rod in forward