TM 10-4320-315-10 Table 2-5.  Operator Preventive Maintenance Checks and Services - (Cont) Interval Procedures: Equipment Is Item Item to be Check for and have repaired Not Ready/ No. B D A W M Inspected or adjusted as necessary Available If: 4 • • Engine Open control panel and check for loose Connections Temperature connections and damaged gage  Notify loose or gage is Gage unit maintenance if connections are damaged loose or gage is damaged or inoperative. 5 • • Oil Pressure Open control panel and check for loose Connections Gage connections and damaged gage.  Notify loose or gage is unit maintenance if connections are damaged. loose or gage is damaged or inoperative 6 • • Fuel Tank Open control panel and check for loose Connections Gage connections and damaged gage.  Notify loose or gage is unit maintenance if connections are damaged. loose or gage is damaged or inoperative 7 • • Engine a. Open control panel and check for Connections Temperature loose connections and damaged loose or High indicator  Notify unit maintenance if indicator is Indicator connections are loose or indicator is damaged. damaged or inoperative. • b. Test indicator for operation and dimming adjustments 8 • • Engine a. Open control panel and check for Connections Overspeed loose connections and damaged loose or Indicator indicator.  Notify unit maintenance if indicator is connections are loose or indicator is damaged. damaged or inoperative • b. Test indicator for operation and dimming adjustments. 9 • • Engine Oil a. Open control panel and check for Connections Low loose connections and damaged loose or Indicator indicator  Notify unit maintenance if indicator is connections are loose or indicator is damaged. damaged or inoperative. • b. Test indicator for operation and dimming adjustments 10 • • Engine Open control panel and check for loose Connections Speed connections and damaged indicator loose or Tachometer Notify unit maintenance if connections indicator is and Run are loose or indicator is damaged or damaged Time inoperative Indicator 2-11