b1900 Engine Start Sequence
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B1900 ENGINE START SEQUENCE CAPT F/O – Clear Right? – Clear Right! – Turning Right – Rotation! First indication of N1: – N1 – Fuel Low Pressure light out – Oil Pressure rising – Oil Low Pressure light out Confirm min. 60 psi After stable N1 (min. 12%): RIGHT CONDITION LEVER LOW IDLE At first indication of Fuel Flow: – Fuel Flow Start mental clock for 10 seconds. – Light up ITT and N1 Monitor – Max 1000°C – ____ Degrees Note for tech log. RIGHT IGNITION @ 50% N1 OFF Once Engine is stable RIGHT CONDITION LEVER HIGH IDLE Confirm 71% N1 R GEN RESET, ON – R DC GEN EXTINGUISHED – L & R GEN TIE OPEN EXTINGUISHED Check Positive Load on Load Meter L & R AC BUS CHECK – L & R AC BUS ILLUMINATED L & R AC BUS ON – L & R AC BUS EXTINGUISHED L INV freq 380 – 420 Hz L INV volt 110 – 120 V R INV freq 380 – 420 Hz R INV volt 110 – 120 V ENGINE STABLE CONDITION – ITT 750°C or less – TQ NOT POWERED – PROP STABLE +/- 750 RPM – LOW IDLE 65% N1 – FUEL FLOW NORMAL – OIL TEMP & PRESS GREEN R AC BUS OFF, XFR – R AC BUS R AC BUS ILLUM, then EXTING Master Warning CANCEL – Freq Indication RESTORED R AC BUS ON INVERT INDICATION SELECT LEFT L AC BUS OFF, XFR – L AC BUS L AC BUS ILLUM, then EXTING MASTER WARNING CANCEL – Freq Indication RESTORED L AC BUS ON Charge BATT until GEN load below 40% and ammeter shows drop in charge from max.
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B190 Engine Start
Transcript of b1900 Engine Start Sequence
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B1900 ENGINE START SEQUENCE CAPT F/O
Clear Right?
Clear Right! Turning Right Rotation! First indication of N1: N1
Fuel Low Pressure light out Oil Pressure rising Oil Low Pressure light out
Confirm min. 60 psi After stable N1 (min. 12%): RIGHT CONDITION LEVER LOW IDLE
At first indication of Fuel Flow: Fuel Flow
Start mental clock for 10 seconds.
Light up ITT and N1 Monitor Max 1000C ____ Degrees
Note for tech log. RIGHT IGNITION @ 50% N1 OFF Once Engine is stable RIGHT CONDITION LEVER HIGH IDLE Confirm 71% N1
R GEN RESET, ON R DC GEN EXTINGUISHED L & R GEN TIE OPEN EXTINGUISHED Check Positive Load on Load Meter
L & R AC BUS CHECK L & R AC BUS ILLUMINATED L & R AC BUS ON L & R AC BUS EXTINGUISHED L INV freq 380 420 Hz L INV volt 110 120 V R INV freq 380 420 Hz R INV volt 110 120 V
ENGINE STABLE CONDITION ITT 750C or less TQ NOT POWERED PROP STABLE +/- 750 RPM LOW IDLE 65% N1 FUEL FLOW NORMAL OIL TEMP & PRESS GREEN
R AC BUS OFF, XFR R AC BUS R AC BUS ILLUM, then EXTING Master Warning CANCEL Freq Indication RESTORED R AC BUS ON
INVERT INDICATION SELECT LEFT L AC BUS OFF, XFR L AC BUS L AC BUS ILLUM, then EXTING MASTER WARNING CANCEL Freq Indication RESTORED L AC BUS ON
Charge BATT until GEN load below 40% and ammeter shows drop in charge from max.
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Clear Left Turning Left LEFT IGNITION SWITCH ON Rotation Fuel Low Pressure light out N1 Oil Low Pressure light out
Confirm min. 60 psi Oil Pressure Rising
After N1 stable (min 12% N1) LEFT CONDITION LEVER LOW IDLE
At first indication of Fuel Flow: Fuel Flow
Start mental clock for 10 seconds.
Light up ITT and N1 Monitor Max 1000C ____ Degrees
Note for tech log. LEFT IGNITION @ 50% N1 OFF Once Engine is stable BOTH CONDITION LEVERS LOW IDLE 65%
L GEN RESET, ON L DC GEN EXTINGUISHED Load indicator on L DC GEN Load Meter
R GEN OFF R DC GEN ILLUMINATED MASTER CAUTION WARNING CANCEL
VOLTAGES CHECK BATT, L + R GEN, CTR BUS 27.5 29 V TPL BUS 26.5 28 V EXT PWR 0 V
R GEN RESET, ON R DC GEN EXTINGUISHED Check positive load R DC GEN Load Meter
GEN TIE SWITCH OPEN L & R GEN TIE OPEN ILLUMINATED AMMETER 0 V TPL BUS VOLTAGE 26.5 28 V GEN TIE SWITCH NORM L & R GEN TIE OPEN EXTINGUISHED AMMETER INDICATING CHARGE
CENTRE BUS SELECT BUS SENSE SWITCH TEST L & R GEN TIE OPEN & BATT TIE OPEN ILLUMINATED CTR BUS VOLTAGE 0 V BUS SENSE SWITH RESET L & R GEN TIE OPEN & BATT TIE OPEN EXTINGUISHED CENTRE BUS VOLTAGE RESTORED
LOAD METERS PARALLELED WITHIN 10%
ENGINE START PROCEDURE COMPLETE!
