13 Maintenance 13.8 Drive belts / drive chains 67089 87248 13.8.3 Drive diagram, right side DOMINATOR 150 / 140 / 130 K56 K55 K57 R40 R41 K54 W R42 D 29863 79 322 00 0293 210 2 - BA DOMINATOR 150/140/130 - 12/09 Designation R40 Straw chopper drive 2nd step R41 Straw chopper drive 1st step R42 Threshing drum variable speed drive K54 Threshing drum chain drive K55 Grain tank unloading drive 2nd step K56 Grain tank filler auger drive K57 Returns auger drive D = Threshing drum, W = Impeller, R = Drive belt, K = Drive chains