This is a flat rate manual and does not give any actual service information. It gives you a time schedule telling how long it should take to complete a job on the listed equipment. This manual would be helpful to verify the hours you are being charged for labor, or to figure how many hours to charge for a job you are doing. This manual covers the following tractors: B C CA D10, D10 series II, D12, D12 series II, D14 D15, D15 series II, D17, D17 series III, D19, D21, G RC WC WD WD45 and WF.