Komatsu WA20-2,wa30-5,wa40-3,wa50-3 operation manual.
This is a factory manual 195 pages.
File type PDF
serial number ranges
WA20-2 s/n 12172 and up
WA30-5 s/n 18970 and up
WA40-3 s/n 15674 and up
WA50-3 s/n 21428 and up
Operation and mai......


















