Term
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Definition
XFEED Open Pull the LH Boost Pump CB Check for WCA Do the same for RH Boost Pump Check for WCA Reset Alerts Reset CBs |
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Term
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Definition
Ng above 89% AntiIce 1 on - note rise in Eng1 MGT, Gen 1/2 Amps Anti Ice 1 Off Repeat for Anti Ice 2 |
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Term
Engine Acceleration check |
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Definition
Flat Pitch, 100% Nr Roll down #2 Throttle to idle Count seconds for #1 to hit 97-98% Np from 75% BPT Roll throttle back to prevent overspeed (4-7 seconds, No more than 7) Repeat for other engine |
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Term
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Definition
Check NP indications are even Check governor RPM wheel for full range (95.5 - 101.5) Set RPM to 100% Np or less Check ENG 2 Trim for range of +- 1% NPNR |
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Term
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Definition
*Accomplish during Accel checks* NR above 97%, reduce Nr to <97 for voice, <89% for voice and light. Warning and light should go away above 90, Audio goes away at 98% |
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Term
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Definition
Gen 1 - on, Gen 2 Off Check that Gen 2 PBA says OFF, that amps load near zero, Non ess bus equip inop. Record indications repeat for other generator |
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Term
Overspeed sensing circuit check (FCF) |
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Definition
Test as normal, then not Ng for both, set Np at 100%. then hit A & B both at once |
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Term
Power Assurance (Ground/Hover) |
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Definition
Altimeter 29.92 Non test Engine to Idle Test Engine trimmed to 100% Np Torque Between 25 & 65.7% for 1-3 min record OAT, PA, MGT, Torque, check chart Repeat for other engine |
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Term
Cabin & Pitot heater checks |
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Definition
Heater on - look for MGT rise both engines 10-25C - Heater off Pitot heat ON - check Gen 1/2 Amp flux |
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Term
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Definition
Check that ASI read WOG=Ground Flip WOG switch to ground, check for ORIDE=GROUND Flip switch to AIR, check the ORIDE=AIR Switch to normal, ensure ASI returns to ground |
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Term
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Definition
From a hover, move FWD, AFT, L/R, and able to turn 360 degrees |
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Term
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Definition
Put into a hover hold, check MFD indications, check trim beeper functions |
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Term
LDS, LDS Linkage, DECU Lockout, and High RPM warning check |
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Definition
*Don't do these in a hover* 1. Make sure the throttle stops are working to prevent inadvertent DECU lockout 2. Enter DECU lockout on test engine -NP OVSPD light if above 101.7 for 12 sec 3. advance until rotor RPM HI light comes on at 104% 4.Match the governed engine's MGT, Ng, or Q 5.raise and lower collective without touching throttle, check for lag but follow 6. return to governed operations, repeat for remaining engine. |
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Term
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Definition
Execute a max power takeoff, ensure Nr does not droop below 97% |
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Term
Control Motion Transducer check |
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Definition
1000 ft, 100kts, Level speed change with Torque below 5% for 5 sec with Np/Nr at 100%. recover at 45kts |
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Term
Main rotor Track/Balance and Vibe Analysis (In Flight) |
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Definition
120±5 140±5 Vh>145 (level flight above 96% Torque) |
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Term
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Definition
90-110kts, 1000 AGL, Baro/Airspeed mode, engage cruise hold FWD/AFT 10 kts, <8 degrees left and right, >8 degrees left and right(180 degrees) collective button turns 180-360 disengage Alt hold, SPD, HDG, Att remain Increase/decrease collective, SPD & HDG remain with 500fpm |
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Term
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Definition
85 kts, balanced flight, must be within 2% of calculated RPM |
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