Ground Turn Flashcards
What two major steps must be taken before acceptance of the helicopter?
Careful examination of helo recent discrepancies and a through preflight
Review of helo discrepancies shall include:
- Review ADB discrepancies from the last 10 flights and all outstanding discrepancies
- PIC shall review Aircraft Inspection and Acceptance Record CNAF 4790/141
- Ensure daily and turnaround has been conducted.
- PIC shall sign for acceptance of the aircraft assuming full responsibility for the safe operation of the aircraft and the safety of the personnel showed
Nomenclature for A-Sheet
Aircraft Inspection and Acceptance Record CNAF 4790/141
How big should the gap be for the Nose Gear gap?
3 inches
How long should you wait in between attempted App starts?
2 minutes
When should you abort an APP start?
RACE
no RPM acceleration
Acceleration hangs up for more than 4 seconds
Clutch fails to engage for more than 4 seconds after App reaches 100%
Exhaust >621C
You should execute the post app start start checklist through which step without delay and why
Through MRH Position IOT not burn a blade
How long can the BIM light be illuminated for after start?
2 minutes
When to abort a start?
- WF exceeds 175 pph before light off at GRD IDLE
- Engine light off does not occur within 10 seconds after fuel flow
- T5 rapidly accelerates through 650 C before Ng reaches GND Idle
- Start time exceeds 60 seconds before Ng reaches gnd idke
- Starter disengages prior to Ng reaching 51%=
How long can ENG OIL PRESS HIGH stay illuminated after start?
3 minutes
GND IDLE normal indications:
T5- within limits (450-550)
Wf- 200-350
Ng-60.5-70%