USArmy-ApacheLongbow

TM 1-1520-251-10
Table 9-3.
UFD/EUFD Cautions, MPD Cautions, and Corrective Actions - continued
UFD CAUTION
EUFD CAUTION
[ BLK 1 GEN2 FAIL]
[ BLK 2 GENERATOR 2
FAIL]
Both [ BLK 1 GEN1
FAIL]
[ BLK 2 GENERATOR
1 FAIL] and
[ BLK 1 GEN2 FAIL]
[ BLK 2 GENERATOR
2 FAIL] displayed
9-28 Change 4
MPD CAUTION
CORRECTIVE ACTION
GENERATOR 2 FAIL GEN RST panel - GEN 2.
Both GENERATOR 1 FAIL and
GENERATOR 2 FAIL displayed Refer to Both Generators Fail (para 9.17.1)
[ BLK 1 GRBX TEMP] GEARBOX TEMP HIGH LAND AS SOON AS PRACTICABLE.
[ BLK 2 GEARBOX TEMP
HIGH]
[ BLK 1 GRBX VIB] GEARBOX VIBRATION LAND AS SOON AS POSSIBLE.
[ BLK 2 GEARBOX
VIBRATION]
[ BLK 1 GRBX1 CHIPS] GEARBOX 1 CHIPS
POWER lever - IDLE when conditions permit.
[ BLK 2 GEARBOX 1
LAND AS SOON AS PRACTICABLE.
CHIPS]
[ BLK 1 GRBX2 CHIPS] GEARBOX 2 CHIPS
POWER lever - IDLE when conditions permit.
[ BLK 2 GEARBOX 2
LAND AS SOON AS PRACTICABLE.
CHIPS]
[ BLK 1 GRBX1 OIL HOT] GEARBOX 1 OIL HOT POWER lever - IDLE when conditions permit.
[ BLK 2 GEARBOX 1 OIL
LAND AS SOON AS PRACTICABLE.
HOT]
[ BLK 1 GRBX2 OIL HOT] GEARBOX 2 OIL HOT POWER lever - IDLE when conditions permit.
[ BLK 2 GEARBOX 2 OIL
LAND AS SOON AS PRACTICABLE.
HOT]
[ BLK 1 GRBX1 OIL PSI] GRBX 1 OIL PSI LOW POWER lever - IDLE when conditions permit.
[ BLK 2 GRBX 1 OIL PSI
LAND AS SOON AS PRACTICABLE.
LOW]
[ BLK 1 GRBX2 OIL PSI] GRBX 2 OIL PSI LOW POWER lever - IDLE when conditions permit.
[ BLK 2 GRBX 2 OIL PSI
LAND AS SOON AS PRACTICABLE.
LOW]
ICING SEVERE ICING SEVERE Verify or turn on anti-ice system.
IRJAM FAIL IRJAM FAIL Information System Status
[ BLK 1 MAG TRIM OFF] MAG FORCE TRIM OFF Turn Force Trim ON.
[ BLK 2 MAG FORCE
TRIM OFF]
[ BLK 2 MAIN XMSN MAIN XMSN CHIPS LAND AS SOON AS POSSIBLE.
CHIPS
MODE4 CAUTION MODE4 CAUTION Information System Status
[ BLK 2 MSN DATA IN- MSN DATA INVALID Information System Status
VALID
[ BLK 2 LEFT MPD CIPM1 STALE FAIL Information System Status
STALE
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