purchased)
No specific access platform 1 m (3 ft. 3 in.) R No specific Torque Wrench : range 5.00 to 35.00 lbf.in R (0.05 to 0.40 m.daN)
No specific Torque Wrench : range 36.00 to 220.00 lbf.in
(0.40 to 2.60 m.daN)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP2101 * graphite grease (Ref. 70-30-00) Material No. CP2619 * Never seez-pure (Ref. 70-30-00) Material No. CP8001 * Safetywire 0.032 in.(0.8 mm) dia. (Ref. 70-30-00) Material No. CP8002 * Safetywire 0.032 in.(0.8 mm) dia. (Ref. 70-30-00)
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-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors
71-13-00-410-040 Closing of the Fan Cowl Doors
78-30-00-081-041 Make the Thrust Reverser Serviceable after
Maintenance
78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance
78-36-00-010-040 Opening of the Thrust Reverser Doors
78-36-00-410-040 Closing of the Thrust Reverser Doors
72-31-00-991-304 Fig. 801
72-31-00-991-305 Fig. 802
3. Job Set-up
__________
Subtask 72-31-00-941-053
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.
(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 72-31-00-010-058
B. Get Access
(1) Open the fan cowl doors: (Ref. TASK 71-13-00-010-040) FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR.
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(2) Put the access platform in position.
Subtask 72-31-00-040-053
C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041). Subtask 72-31-00-010-059
D. Open the thrust reverser doors (Ref. TASK 78-36-00-010-040): FOR 1000EM1 451AL, 452AR FOR 1000EM2 461AL, 462AR.
4. Procedure
_________ R (Ref. Fig. 801/TASK 72-31-00-991-304, 802/TASK 72-31-00-991-305) Subtask 72-31-00-300-051
A. Remove the broken borescope plug as follows:
(1) Remove the retaining ring, if necessary.
(2) Install the locally manufactured deep socket wrench on the inner
plug. R (Ref. Fig. 802/TASK 72-31-00-991-305)
(3) Install a T-handle on the socket wrench.
(4) Remove the borescope plug.
Subtask 72-31-00-420-064
B. Install a replacement borescope plug as follows:
(1) Install the stage 1 through 5 borescope plugs (S1 through S5) as follows:
(a) Apply graphite grease (Material No. CP2101) Never seez-pure (Material No. CP2619) to the threads and pressure face of the borescope plug.
(b) Install the borescope plug in the borescope port. Tighten the borescope plug by hand.
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Locally Manufactured Deep Socket Wrench
Figure 801/TASK 72-31-00-991-304
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Broken Borescope Plug Removal
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