168 - Overview

1 remove cover
2 unhook air line to tank
3 remove head bolts
4 remove intake from head
5 remove flywheel bolt to free up pump piston
6 remove screw on top of piston to change out gasket
7 remove the cylinder sleeve install piston from the top
8 reassemble piston rod end and the flywheel
9 on th ... Read more e head cover are two gaskets one on top and one on the bottom head
10 insert intake piece and bolt the head cover back in place
11 reinstall the air line and unit cover and secure with three cover screws

Removed scraper bar and support. Removed flight paddles. Several retaining screws were seized requiring WD-40 and vice grips for removal. Torx sockets stripped out due to threads being seized. Hex head cap screws would be better for both scraper bar and flight papples.once the screws were removed I used a tap to clean the threads and appl ... Read more ied lubricant to minimize future corrosion. Three of the four lock nuts for the scraper bar were either not included or lost in shipping due to poor packing requiring me to purchase replacements.
Overall, the job took longer than it should have due to the additional time required to remove seized screws and acquire replacement lock nuts.

Actually don't like using Torx bits because they are hard to center deep in the channel. I had misplaced these forcing me to order replacements.
My plan is to insert Torx bits before screwing in and using jb weld to secure the bit to the screw, giving me a hex head. Can't find this special screw with a hex head. This screw is called ... Read more AGC-408 by craftsman.