TH-57 Caution Light Panel

Card Set Information

Author:
scottb170
ID:
187426
Filename:
TH-57 Caution Light Panel
Updated:
2012-12-05 20:28:54
Tags:
TH 57
Folders:

Description:
TH-57
Show Answers:

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  1. Hydraulic Pressure
    Activates when <300 psi, turns off when pressure returns to >400 psi
  2. Duct Temp High
    Excessive heat in duct. 

    • Heater Malfunction (non-memory) EP:
    • 1) Cabin Heat Valve - OFF
    • 2) Air Cond/Fan Switch - FAN
    • 3) HI/FAN/LO Switch - HI
  3. Engine Fire
    Excessive temperature in engine compartment.  Not a confirmed fire without secondary indications!

    • Engine Fire in Flight:
    • 1) Confirm existence of fire
    • If fire exists:
    • 2) Land immediately
    • 3) Emergency Shutdown - Complete after landing
    • If fire unconfirmed:
    • 4) Land as soon as possible
  4. Gen Fail
    • Execute Main Gen Fail EP:
    • 1) Main Gen Field and Main Gen Reset CBs - Check in
    • 2) Main Gen Switch - Reset, then on
    • If gen power not restored:
    • 3) MAIN GEN Switch - Off
    • 4) Unnecessary Electrical Equipment - Off
    • 7) Descend below 6,000 ft PA
    • 8) Land as soon as practical
    • If gen power is restored:
    • 9) Continue flight
  5. Spares
    If either of the Spare lights illuminate, it means there's a miswiring and something else should be lighted.  Land as soon as possible!
  6. Fuel Low
    <20 gal remain in the tank
  7. TOT
    • 1 flash/sec = needle in the transient range
    • 2 flash/sec = limit exceedance
  8. A/F Fuel Filter
    Impending fuel filter bypass.  Land as soon as possible.
  9. Fuel Pump
    Boost pump pressure <3.5 psi.  Either both have failed, or something else is wrong.

    • Fuel Boost Pump Failure:
    • 1) Descent - initiate if above 6,000 ft PA and flight permits
    • 2) Fuel Pressure and Quantity - Note
    • If both pumps have failed:
    • 3) Land as soon as possible
    • If one has failed:
    • 4) Land as soon as practical
  10. Torque
    • 1 flash/sec = transient
    • 2 flash/sec = exceedance

    Overtorque = Land as soon as possible
  11. T/R Chip Light
    Land as soon as possible
  12. Engine Chip Light
    Execute chip light procedures
  13. Transmission Chip Light
    Execute chip light procedures
  14. Battery Hot
    • 60+/-3ºC
    • Battery off, land as soon as possible
  15. Battery Temp
    54+/-3ºC

    Battery off, continue flight
  16. Trans Oil Temperature
    >110ºC

    Land as soon as possible
  17. Trans Oil Pressure
    <30+/-2ºC

    Land as soon as possible
  18. Eng Out
    Ng < 55+/-3%

    • 1) Monitor other engine instruments
    • 2) Avoid high power settings
    • 3) Land as soon as practical
  19. Rotor Low RPM
    Nr <90+/-3%

    Monitor other instruments, land as soon as practical

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