Bell 407GX - Warnings, Cautions, Advisories

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mda
ID:
295081
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Bell 407GX - Warnings, Cautions, Advisories
Updated:
2015-02-26 15:59:37
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Bell 407GX Warnings Cautions Advisories
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Bell 407GX
Description:
Bell 407GX Warnings, Cautions, Advisories
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  1. BATTERY HOT
    • FAULT:
    • Battery overheating
    • ACTION:
    • BATT OFF
    • Land as soon as practical
    • If BATTERY RLY
    • GEN OFF
    • Land as soon as possible
  2. ENGINE OUT
    • FAULT:
    • NG less than 55 +/-1% and/or FADEC senses ENGINE OUT
    • ACTION:
    • Verify engine condition. Accomplish engine failure procedure.
  3. ENGINE OVSPD
    Engine operating
    • FAULT:
    • Engine operating:
    • NP > 102.1% for 2.5 sec or 107.3% immediately
    • ACTION:
    • Adjust throttle and collective as necessary. Determine if engine is controllable; if not shut down. Maintenance action required before next flight.
  4. ENGINE OVSPD
    Engine shutdown
    • FAULT:
    • NP has exceeded a limit during the last engine run
    • ACTION:
    • Maintenance action required before next flight
  5. FADEC FAIL
    During start
    • FAULT:
    • FADEC has detected a serious malfunction
    • ACTION:
    • Close throttle immediately. Engage starter to reduce MGT. Applicable maintenance action required prior to next flight
  6. FADEC FAIL
    In flight
    • FAULT:
    • Serious malfunction detected. Detent on flight profile (T/O, climb, cruise, descent) and power setting at time of failure, trans. to manual mode may result in NR/NP overspeed or underspend within 2 - 7 seconds after FADEC fail audio FADEC FAIL caption. Any other FADEC related caption may illuminate.
    • ACTION:
    • Accomplish FADEC FAILURE procedure. Maintenance action required prior next flight.
  7. RPM
    With low RPM audio
    • FAULT:
    • NR < 95%
    • ACTION:
    • Reduce collective and ensure throttle is in FLY detent position.
  8. RPM
    Without audio
    Instrument panel
    • FAULT:
    • NR > 107%
    • ACTION:
    • Increase collective and/or reduce severity of maneuver. Light will extinguish when NR < 107%
  9. XMSN OIL PRESS
    • FAULT:
    • Transmission oil pressure below minimum
    • ACTION:
    • Reduce power; verify fault with display.
    • Land as soon as possible
  10. XMSN OIL TEMP
    • FAULT:
    • Transmission oil temperature is at or above red line.
    • ACTION:
    • Reduce power; verify fault with display.
    • Land as soon as practical
  11.  ALTN  (On PSI)
    • FAULT:
    • Primary source failed. Alternate in use. A small 'A' shall be displayed next to affected parameter. (QA, MGTA, NGA or NRA) NP primary source failure will only be indicated with ALTN on PSI and no small 'A'.
    • ACTION:
    • Applicable maintenance action required.
  12.  BAGGAGE DOOR 
    • FAULT:
    • Baggage door is not securely latched.
    • ACTION:
    • Close door securely before flight. If light illuminates during flight, land as soon as practical.
  13.  BATTERY RLY 
    • FAULT:
    • Battery relay remains energized when battery switch is OFF. Battery is still connected to DC BUSS.
    • ACTION:
    • If  BATTERY HOT  message is illuminated, turn GEN switch OFF if conditions permit. Land as soon as possible.
  14.  CYC CTR  (On PSI)
    • FAULT:
    • Cyclic not centered
    • ACTION:
    • Reposition cyclic to center position to extinguish message.
  15.  ENGINE CHIP 
    • FAULT:
    • Ferrous particles in engine oil.
    • ACTION:
    • Land as soon as possible
  16.  MGT EXCEED 
    • FAULT:
    • MGT exceedance has been detected
    • ACTION:
    • Reduce engine power if possible. Maintenance action required prior to next flight.
  17.  NG EXCEED 
    • FAULT:
    • NG exceedance has been detected.
    • ACTION:
    • Reduce engine power if possible. Maintenance action required to next flight
  18.  NP EXCEED 
    • FAULT:
    • NP exceedance has been detected.
    • ACTION:
    • Reduce engine power if possible. Maintenance action required to next flight
  19.  Q EXCEED 
    • FAULT:
    • Q (torque) exceedance has been detected.
    • ACTION:
    • Reduce engine power if possible. Maintenance action required prior to next flight.
  20.  FADEC DEGRADED  (In flight)
    • FAULT:
    • FADEC ECU operation is degraded, which may result in NR droop, NR lag, or reduced maximum power capacity.
    • ACTION:
    • Remain in AUTO mode. Fly helicopter smoothly and non-aggressively. Land as soon as practical.
    • NOTE:
    • It may be necessary to use FUEL VALVE switch to shut down engine after landing. Applicable maintenance action required prior to next flight.
  21.  FADEC DEGRADED  (With engine shut down)
    • FAULT:
    • FADEC ECU has recorded a fault during previous flight or a current fault has been detected.
    • ACTION:
    • Position throttle to idle; if message extinguishes, fault is from previous flight. Applicable maintenance action required prior next flight.
  22.  FADEC FAULT 
    • FAULT:
    • PMA and/or MGT, NP or NG automatic limiting circuit(s) not functional and/or NP has exceeded a limit.
    • ACTION:
    • Remain in  AUTO  mode. Land as soon as practical. Applicable maintenance action required prior to next flight.
  23.  FADEC MANUAL 
    • FAULT:
    • FADEC is operating in  MAN  mode. No automatic governing is available.  AUTO RELIGHT  message will be illuminated when FADEC MODE switch is depressed.
    • ACTION:
    • Fly helicopter smoothly and non-aggressively. Maintain NR with coordinated throttle and collective movements. Land as soon as practical.
  24.  FUEL FILTER 
    • FAULT:
    • Airframe fuel filter in impending bypass.
    • ACTION:
    • Land as soon as practical. Clean before next flight.
  25.  FUEL FLOW 
    • FAULT:
    • 100 ±10 pounds of fuel remain in aft tank.
    • ACTION:
    • Verify FUEL QTY. Land as soon as practical.
  26.  R/FUEL BOOST 
    • FAULT:
    • Right fuel boost pump has failed
    • ACTION:
    • If practical, descend below 8000ft HP if fuel is JET A or 4000ft HP if fuel is Jet B to prevent fuel starvation of other fuel boost fails or has low output pressure. Land as soon as practical.
    • WARNING
    • IF BOTH FUEL BOOST PUMPS FAIL. ALTITUDE MUST BE REDUCED TO BELOW 8000FT HP (JET A) OR 4000FT HP (JET B). LAND AS SOON AS POSSIBLE.
  27.  R/FUEL BOOST 
    • FAULT:
    • Right fuel boost pump has failed.
    • ACTION:
    • If practical, descend below 8000ft HP if fuel is JET A or 4000ft HP if fuel is Jet B to prevent fuel starvation of other fuel boost fails or has low output pressure. Land as soon as practical.
    • WARNING
    • IF BOTH FUEL BOOST PUMPS FAIL. ALTITUDE MUST BE REDUCED TO BELOW 8000FT HP (JET A) OR 4000FT HP (JET B). LAND AS SOON AS POSSIBLE.
  28.  FUEL VALVE 
    • FAULT:
    • Fuel valve is in transition or is not at its commanded position or FUEL VALVE circuit breaker out.
    • ACTION:
    • Check FUEL VALVE circuit breaker in. Land as soon as practical. If on ground, cycle FUEL VALVE switch.
  29.  L/FUEL XFR 
    • FAULT:
    • Left fuel transfer pump has failed.
    • ACTION:
    • Land as soon as practical.
    • CAUTION
    • IF BOTH FUEL TRANSFER PUMPS FAIL, UNUSABLE FUEL MAY BE AS HIGH AS 151.0 POUNDS DUE TO INABILITY TO TRANSFER FUEL FROM FORWARD CELL. LAND AS SOON AS PRACTICAL.
  30.  R/FUEL XFR 
    • FAULT:
    • Right fuel transfer pump has failed.
    • ACTION:
    • Land as soon as practical.
    • CAUTION
    • IF BOTH FUEL TRANSFER PUMPS FAIL, UNUSABLE FUEL MAY BE AS HIGH AS 151.0 POUNDS DUE TO INABILITY TO TRANSFER FUEL FROM FORWARD CELL. LAND AS SOON AS PRACTICAL.
  31.  GEN FAIL 
    • FAULT:
    • Generator not connected to DC BUSS.
    • ACTION:
    • Verify fault with Amps display. GEN switch - RESET, then ON. If  GEN FAIL  message remains illuminated, GEN switch - OFF. Land as soon as practical.
  32.  HEATER OVERTMP  (Kit)
    • FAULT:
    • An over-temperature condition has been detected by a temperature probe either under pilot seat, or in vertical tunnel.
    • ACTION:
    • Turn HEATER switch OFF immediately
  33.  HYDRAULIC SYS 
    • FAULT:
    • Hydraulic pressure below latched.
    • ACTION:
    • Verify HYD SYS switch position. Accomplish hydraulic system failure procedure.
  34.  LITTER DOOR 
    • FAULT:
    • Litter door not securely latched.
    • ACTION:
    • Close door securely before flight. If message illuminates during flight, land as soon as practical.
  35.  MGT MISCOMP 
    • FAULT:
    • Miscompare of primary MGT and alternate data source.
    • ACTION:
    • Avoid high power requirements if possible. Land as soon as practical.
  36. NG MISCOMP
    • FAULT:
    • Miscompare of primary Nand alternate data source. 
    • ACTION:
    • Avoid high power requirements if possible. Land as soon as practical.
  37.  NP MISCOMP 
    • FAULT:
    • Miscompare of primary NP and alternate data source.
    • ACTION:
    • Fly helicopter smoothly and non-aggressively. Land as soon as practical.
  38.  NR MISCOMP 
    • FAULT:
    • Miscompare of primary NR and alternate data source.
    • ACTION:
    • Fly helicopter smoothly and non-aggressively. Land as soon as practical.
  39.  Q MISCOMP 
    • FAULT:
    • Miscompare of primary Q and alternate data source.
    • ACTION:
    • Avoid high power requirements if possible. Land as soon as practical.
  40. PEDAL STOP
    • FAULT:
    • System has detected a failure in the pedal stop system.
    • ACTION:
    • VNE - 60 KIAS. PEDAL STOP emergency release - PULL. Land as soon as practical.
  41.  T/R CHIP 
    • FAULT:
    • Ferrous particles in tail rotor gearbox oil.
    • ACTION:
    • Land as soon as possible.
  42.  XMSN CHIP 
    • FAULT:
    • Ferrous particles in transmission oil.
    • ACTION:
    • Land as soon as possible.
  43.  ALTN  (On PSI)
    • FAULT:
    • Alternate source of engine data unavailable.
    • ACTION:
    • Applicable maintenance required.
  44.  ALT DATA FAIL 
    • FAULT:
    • Loss of alternate source of engine data.
    • ACTION:
    • Applicable maintenance required.
  45.  AUTO RELIGHT 
    • FAULT:
    • Engine igniter is operating.
    • ACTION:
    • None
    • NOTE
    •  AUTO RELIGHT  message illuminates when ignition system is activated:
    • 1. During start sequence.
    • 2. In MAN mode with NG above 55%
    • 3. With FADEC detection of engine out condition with NG above 50%.
  46.  ENGINE ANTI-ICE 
    • FAULT:
    • ANTI-ICE switch - ON. Engine receiving anti-icing air.
    • ACTION:
    • If message remains illuminated with ENGINE ANTI-ICE switch OFF, avoid operations requiring maximum power.
  47.  FADEC MAINT 
    • FAULT:
    • FADEC lamp test failure during power-up self test and in flight.
    • ACTION:
    • Maintenance action required prior to flight.
  48. INSTR FAN
    • FAULT:
    • Failure of instrument fan.
    • ACTION:
    • Maintenance action required.
  49.  NG OAT LIMIT 
    • FAULT:
    • Engine NG limited due to OAT.
    • ACTION:
    • Power/altitude - Reduce. Pulling more power will cause rotor to droop.
  50.  QUITE MODE SEL  (Kit)
    • FAULT:
    • Quiet mode switch selected to QUIET mode and low RPM warning audio reset to <80% NR.
    • ACTION:
    • Quiet mode switch - As required.
  51.  RESTART FAULT 
    • FAULT:
    • FADEC ECU has detected a fault, which will not allow engine to be restarted in AUTO mode.
    • ACTION:
    • Remain in AUTO mode. Plan landing side accordingly. Applicable maintenance action is required prior to next flight.
    • NOTE
    • When throttle is repositioned to idle stop (during engine shutdown) the PMA will go offline and engine may flameout.
  52.  START 
    • FAULT:
    • Start relay is in START mode.
    • ACTION:
    • If START switch has not been engaged and there is zero indication on Amps display; START relay has malfunctioned and helicopter is on battery power. START circuit breaker - Out. Land as soon as practical.
  53. QUIET MODE ON  (Kit)
    • FAULT:
    • Quite mode is active.
    • ACTION:
    • None.
  54.  WOG 
    • FAULT:
    • Weight on gear is active and helicopter is on ground.
    • ACTION:
    • None.
    • NOTE
    • If WOG is active in flight, flight timer will not be correct. Maintenance page will be available. Transponder will indicate on ground. CYC CTR will be displayed whenever cyclic is off center and RAD ALT (kit) will display 0.

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