HT25 - MAINTENANCE 77 om0466h.eps Check belt every 50 hours for damage or wear. Replace worn belt. If needed, loosen alternator bolts (shown) and pull alternator out until correct tension is reached. Belt is properly tensioned when deflection is about 0.28 to 0.35 in (7 to 9 mm). Turn off engine and remove key. Apply moderate thumb pressure to belt between pulleys, as shown. Replace belt every 500 hours. p Fan Belt Check Adjust Replace ENGINE