Routine Maintenance 5.3 Completed Maintenance Jobs Hours. Date Signaure / Stamp 5 * Commissioning new and overhauled engines The maintenance jobs duly completed can be recorded in the above table. 50-150 * 125 375 625 875 1125 1375 1625 1875 2115 2375 2625 Hours. Date Signaure / Stamp Hours Date Signaure / Stamp 50-150* - 125 250 375 500 625 750 875 1000 1125 1250 1375 1500 1625 1750 1875 2000 2115 2250 2375 2500 2625 2750 * Commissioning new and overhauled engines The maintenance jobs duly completed can be recorded in the above table.