3. Job Set-up
__________
Subtask 72-23-00-941-097
A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a warning notice to tell persons not to start the engine.
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(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(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 72-23-00-010-123
B. Get Access
(1) Open the fan cowl doors: (Ref. TASK 71-13-00-010-040)
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
4. Procedure
_________
Subtask 72-23-00-210-067
A. Visual Inspection of the Junction Box
-------------------------------------------------------------------------------INSPECT/CHECK MAXIMUM REMARKS SERVICEABLE LIMITS -------------------------------------------------------------------------------
Crack on the two lateral On crack 0.78 in. (20 Stop crack by drilling a
weldel latches. mm) max length. 0.12 in. (3 mm) hole at each ends of the crack. Clean the part.Apply RTV 732 (Material No. CP2242) or equivalent on the inner face of the affected area
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________ Subtask 72-23-00-410-115
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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FAN FRAME ASSEMBLY - REPAIRS
____________________________
TASK 72-23-00-300-040
Local Reconditioning of the Abradable Material- Defects less than 0.12 in. (3 mm) deep and 0.50 in.2 (3.2 cm2)
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific heat gun or a infra-red lamp
No specific protective mats
No specific spatula
No specific vacuum cleaner
No specific warning notice
No specific access platform 0.5 m (1 ft. 8 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP1039 *
acetone (Ref. 70-30-00)
Material No. CP1041 *
isopropyl alcohol (Ref. 70-30-00) R Material No. CP2011 * R stoddard solvent (Ref. 70-30-00)
Material No. CP2239 *
abrasive cloth (Ref. 70-30-00)
Material No. CP2297 *
base RTV 147 A (Ref. 70-30-00)
Material No. CP2298 *
catalyst (hardener) RTV 147 B (black color)
(Ref. 70-30-00)
R Material No. CP2559 *
R ardrox 552 (Ref. 70-30-00)
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-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
R Material No. CP2560 *
R turco ind 79 (Ref. 70-30-00)
R Material No. CP2566 *
R mag-chem teksol (Ref. 70-30-00)
R Material No. CP2584 *
R degreasol 99 R (Ref. 70-30-00)
R Material No. CP2656 *
R mag-chem skysol (Ref. 70-30-00)
C. Referenced Information
-------------------------------------------------------------------------------
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