__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
R No specific Torque Wrench : range 0.00 to 1.20 m.daN
R (0.00 to 9.00 lbf.ft)
No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00 to 26.00 lbf.ft)
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
49-17-00-991-001 Fig. 601
3. Job Set-up
__________
Subtask 49-17-00-865-050
A. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-17-00-010-050
B. Gain Access
(1)
Put the access platform below the APU compartment.
(2)
Open the APU access doors 315AL, 316AR.
4. Procedure
_________
(Ref. Fig. 601/TASK 49-17-00-991-001) Subtask 49-17-00-020-050
A. Preparation for Inspection
(1) Remove the support clamps, disconnect the following drain lines from the engine components and the drain mast:
-combuster drain
-exhaust muffler drain
-air by-pass plenum drain
-IGV actuator seal
-fuel control unit seal
- oil pump seal
-forward bearing seal witness drain
-
bleed control valve seal drain Subtask 49-17-00-200-050
B.
Inspection of the Drains WARNING : USE A PROTECTIVE EYE SHIELD/GOGGLES WHEN YOU USE COMPRESSED
_______ AIR. DEBRIS AND/OR HIGH PRESSURE AIR CAN DAMAGE YOUR EYES.
(1)
Examine the drain lines and all apertures for blockage. Any blockage must be cleared by blowing through with dry compressed air.
(2)
Examine the drain lines and connectors for cracks, distortion, kinks, and damaged threads. Any such damaged lines must be repaired or replaced.
(3)
Examine the drain mast for damage and cleanliness. No damage is permitted. Clean as necessary.
Subtask 49-17-00-420-050
C. Installation of the drain tubes
(1)
Install the tubes and support clamps previously removed as detailed in paragraph 3.A.
(2)
Torque all the tube nuts to between 3.05 and 3.39 m.daN (22.49 and
24.99 lbf.ft).
(3)
Torque all support clamp bolts to 0.45 m.daN (39.82 lbf.in).
5. Close-up
________ Subtask 49-17-00-410-050
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the APU access doors 315AL, 316AR.
(3)
Remove the access platform(s). Subtask 49-17-00-865-051
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1KD, 2KD
APU Drains System Figure 601/TASK 49-17-00-991-001- 12 (SHEET 1)
R EFF : 106-149, 211-299, 301-399, 49-17-00 Page 604 May 01/05
CES
APU Drains System Figure 601/TASK 49-17-00-991-001- 22 (SHEET 2)
R EFF : 106-149, 211-299, 301-399, 49-17-00 Page 605 May 01/05
CES
POWER PLANT DRAIN SYSTEM - REPAIRS
__________________________________
TASK 49-17-00-300-002
Repair of Drain Mast System
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s) No specific access platform 3.5 m (11 ft. 6 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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