(2) Cut and remove the safety wire. Remove the drain plug (60), and let the oil drain.
(3) Remove and discard the O-ring (50) from the drain plug.
(4) Disconnect the IDG oil supply (150) and oil return tube (30) from the IDG oil cooler IN and OUT ports.
(5) Remove the 4 bolts (100) which attach the fuel supply tube (80) to the flange of the IDG oil cooler port. Remove and keep the gasket (70).
(6) Remove the 4 bolts (110) which attach the fuel return tube (90) to the flange of the IDG oil cooler port. Remove and keep the gasket (120).
(7) Remove the 2 bolts (40) and washers (45) which attach the IDG oil cooler (140) to the fan frame bracket on flange G.
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IDG Oil Cooler
Figure 401/TASK 73-11-60-991-301
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(8) Remove the 2 bolts (130) , and flanged nuts (20) which attach the IDG oil cooler (140) to the fan frame bracket on flange F.
(9) Remove the oil cooler (140). Install caps and plugs on all ports and openings.
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Installation of the Integrated Drive Generator (IDG) Oil Cooler Assembly
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific caps No specific plugs No specific warning notice No specific Torque Wrench : range 36.00 to 220.00 lbf.in
(0.40 to 2.60 m.daN) No specific Torque Wrench : range 96.00 to 900.00 lbf.in
(1.00 to 10.00 m.daN) No specific Torque Wrench : range 180.00 to 1800.00 lbf.in
(2.00 to 20.00 m.daN)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP2101 USA MIL-T-5544 graphite grease (Ref. 70-30-00) Material No. CP2442 * engine oil (Ref. 70-30-00) Material No. CP8001 * lockwire 0.032 in. (0.8 mm) dia. (Ref. 70-30-00) Material No. CP8002 * lockwire 0.032 in. (0.8 mm) dia. (Ref. 70-30-00)
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C. Expendable Parts
-------------------------------------------------------------------------------
FIG.ITEM |DESIGNATION |IPC-CSN
-------------------------------------------------------------------------------
R 50 O-ring 73-11-60 01A-080
D. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
12-13-24-612-041 IDG Servicing - Filling of the Integrated Drive Generator (IDG) with Oil or Addition of Oil after Level Check
71-00-00-710-006 Minimum Idle Check
71-13-00-010-040 Opening of the Fan Cowl Doors
71-13-00-410-040 Closing of the Fan Cowl Doors
73-11-60-991-301 Fig. 401
3. Job Set-up
__________
Subtask 73-11-60-860-050
A. Aircraft Maintenance Configuration
(1) On the center pedestal, on the ENG panel 115VU, make sure that a warning notice is in position to tell persons not to start the engine.
(2) On the overhead maintenance panel 50VU, make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off. Make sure that a warning notice is in position to tell persons not to energize the FADEC 1(2).
Subtask 73-11-60-010-052
B. Make sure that the fan cowl doors are open: (Ref. TASK 71-13-00-010-040) FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR
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