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(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a warning notice to tell persons not to energize the FADEC 1(2).
Subtask 79-11-10-010-058
B. Open the fan cowl doors: (Ref. TASK 71-13-00-010-040)
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
4. Procedure
_________
Subtask 79-11-10-210-052
A. Inspect the following :
-------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
1. Tank envelope for :
- Nicks, scratches in Max. of 3 nicks or metal scratches 0.015 in.
(0.38 mm) deep, 0.375 in. (9.53 mm) long, non joining provided damage cannot be felt with
0.030 in. (0.76 mm) ball scriber.
- Dents Any number not breaking metal surface or affecting the capacity of the tank.
- Cracks in metal None permitted
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B. Check for leakage
-------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
1. Check for leakage at following locations (Ref. TASK 79-00-00-210-003):
- At parting line None permitted flanges
- At fittings None permitted Check torque on fittings
- Body of tank None permitted
- Defective or leaky Not serviceable Repair (Ref. TASK 79-11-O-ring seal of oil 10-300-003) or (Ref. TASK tank filler cap 79-11-10-300-004).
5. Close-up
________ Subtask 79-11-10-410-057
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Close the fan cowl doors: (Ref. TASK 71-13-00-410-040)
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
(3) Remove the warning notice(s).
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TASK 79-11-10-300-003
Replacement of the O-ring of the Oil Tank Filler Cap
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific warning notice
B. Consumable Materials
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
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Material No. CP2442 *
engine oil (Ref. 70-30-00)
C. Expendable Parts
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FIG.ITEM |DESIGNATION |IPC-CSN
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30 O-ring 79-11-10 01A-170 30 O-ring 79-11-10 01A-170A 30 O-ring 79-11-10 01C-170
R 30 O-ring 79-11-10 01C-170A
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D. 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
R of EMCD (Electrical Master Chip Detector) 71-13-00-010-040 Opening of the Fan Cowl Doors 71-13-00-410-040 Closing of the Fan Cowl Doors 79-11-10-991-300 Fig. 801
3. Job Set-up
__________
Subtask 79-11-10-941-055
A. Safety Precautions
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