TM-9-2320-387-10 HMMWV Operator Manual Download
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10 Before Fire Extin-  guisher  (Contd)  DRIVER  11 Before Gear a. Check transmission shift a. Lever inoperable  Shifter lever operation. Shift trans- or binds between  Lever mission lever through all range detents.  operating ranges. Lever  should move freely through  all range positions.  b. Check transfer shift lever b. Lever inoperable  operation. With transmission or does not engage  in N, shift transfer lever in all ranges with  through all range positions. engine not running.  Lever should move freely  through all range positions.  DRIVER  12 Before Instrument  WARNING  Panel If gauges, instruments, or  instrument lights are  inoperable or not within  ranges described in these  checks, immediately  shut off engine and notify  your supervisor or unit  maintenance personnel.  Continued operation of  vehicle may result in  injury to personnel or  damage to equipment.  Table 2-2. Preventive Maintenance Checks and Services (Cont’d).  Item  No.  Interval  Not Fully Mission  Capable If:  Location  Item to  Check/  Service  Crewmember  Procedure  TM 9-2320-387-10  Change 1 2-35  FIRE  EXTINGUISHER  GAUGE  SEAL