(1) In flight: Use of nacelle extinguishing equipment (fire confirmed or not). No maintenance action.
(2) On ground:
(a) Use of nacelle extinguishing equipment only: open nacelle doors immediately to disperse halogen vapors. No further maintenance action is required.
(b) If halogen fluids have been sprayed in the engine (in undetermined quantity), do the following steps.
1 If the engine can be restarted within 30 minutes.
_
- Perform a ground run at Idle for 10 minutes (Ref. TASK 71-00-00-710-003).
- Drain oil tank (Ref. TASK 12-13-79-610-003).
- Drain accessory gearbox (AGB) (Ref. TASK 12-13-79-610-004). R - Reservice oil tank with new engine oil (Material No. CP2442) R (Ref. TASK 12-13-79-610-002) or (Ref. TASK 12-13-79-610-R 002).
2 If reignition and ground run cannot be performed before 30
_ minutes, perform as soon as possible, and within one hour, the following:
- Start and motor the engine for 5 minutes (Ref. TASK 71-00-00-710-003).
- Stop motoring for 5 to 10 minutes (Ref. TASK 71-00-00-710-028).
- Re-start and motor engine for 5 minutes (Ref. TASK 71-00-00-710-003).
- Drain oil tank (Ref. TASK 12-13-79-610-003).
- Drain accessory gearbox (AGB) (Ref. TASK 12-13-79-610-004). R - Reservice oil tank with new engine oil (Material No. CP2442) R (Ref. TASK 12-13-79-610-002) or (Ref. TASK 12-13-79-610-R 002).
- Perform a ground run at idle for 10 minutes within 3 hours (Ref. TASK 71-00-00-710-003).
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R 3_ If motoring the engine is impossible within 3 hours, removeR and return engine to shop for disassembly, cleaning and R inspection.
R 5. Close-up
________
R Subtask 72-00-00-410-175
R A. Close Access
R (1) Make sure that the work area is clean and clear of tool(s) and other R items.
R (2) Close the thrust reverser doors (Ref. TASK 78-36-00-410-040): R FOR 1000EM1 R 451AL, 452AR R FOR 1000EM2 R 461AL, 462AR
R Subtask 72-00-00-440-090
R B. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041).
R Subtask 72-00-00-410-176
R C. Close Access
R (1) Close the fan cowl doors (Ref. TASK 71-13-00-410-040): R FOR 1000EM1 R 437AL, 438AR R FOR 1000EM2 R 447AL, 448AR
R (2) Remove the warning notice(s).
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TASK 72-00-00-200-043
Procedure after Volcanic Ash, Dust, or Sand Ingestion
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
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REFERENCE QTY DESIGNATION
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No specific warning notice
B. Referenced Information
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REFERENCE DESIGNATION
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R 12-13-79-610-002 Check oil level and replenish Check Pop Out Indicator of EMCD (Electrical Master Chip Detector) 12-13-79-610-002 Check oil level and replenish (Pressure Filling) 12-13-79-610-003 Oil Tank Draining 12-13-79-610-003 Oil Tank Draining 12-13-79-610-004 Draining of the Accessory Drive Section 12-13-79-610-004 Draining of the Accessory Drive Section 12-13-79-610-005 Flushing of Oil System 71-00-00-710-001 Dry Motoring Check 71-13-00-010-040 Opening of the Fan Cowl Doors 71-13-00-410-040 Closing of the Fan Cowl Doors 72-31-00-290-002 Inspection of the High Pressure Compressor Rotor Assembly 72-42-00-290-003 Inspection of the Combustion Chamber and HPT Nozzle following a Birdstrike/FOD 72-51-00-290-004 Borescope Inspection of High-Pressure Turbine Nozzle Assembly 72-52-00-290-001 Borescope Inspection of the High-Pressure Turbine Blades (from the rear) 72-52-00-290-001 Borescope Inspection of the High-Pressure Turbine Blades (from the rear)
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