(2)
On the panel 25VU make sure that the APU MASTER SW pushbutton switch is off.
(3)
Make sure that hydraulic systems are depressurized
(Ref. TASK 29-00-00-864-001).
Subtask 49-11-00-865-060
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-11-00-010-058
C. Get Access
(1)
Make sure that the access platform is in position below the APU compartment.
(2)
Make sure that the APU access doors are open (Ref. TASK 52-41-00-010-001).
(3)
Make sure that the LIGHT switch is set to the ON position.
(4)
Put the access platform in position below the APU compartment.
(5)
Do an inspection of the component interface and/or the adjacent area.
4. Procedure
_________
(Ref. Fig. 803/TASK 49-11-00-991-006) Subtask 49-11-00-420-057
A. Installation of the Generator Substitution Kit
(1)
Clean the component interface and/or the adjacent area.
(2)
Remove the nuts (4) from the generator mounting flange (1).
(3)
Apply a thin layer of OILS (Material No. 03-002) on the O-ring (2) and install with the COVER - ASSEMBLY, APU GEN on the mounting flange (1).
(4)
Put the generator cable support (6) (Ref. AIPC 49110405010) in position on the cover assembly (3).
(5)
Tighten the cover assembly (3) and the generator cable support (6) with the nuts (4).
(6)
TORQUE the nuts (4) to between 3.9 and 4.4 m.daN (28.76 and 32.44 lbf.ft).
(7)
Make sure that the drain plug (5) is fully tightened and safety with lockwire-corrosion resistant steel 0.8mm (0.0314 in.) dia.
(8)
Remove the nuts (8) from the generator cable support (6). NOTE : Refer to the marks on the generator cable support when you
____
install the electrical cable connections.
(9)
Connect the electrical connector (7) and the electrical cables (9) to the generator cable support (6).
APU Generator - Replacement
Figure 803/TASK 49-11-00-991-006
CES
(10)
Secure the electrical cables (9) with the nuts (8). Subtask 49-11-00-865-061
B.
Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-11-00-210-054
C. Inspection Check
CAUTION : USE ONLY APPROVED TYPES/BRANDS OF LUBRICANTS. DO NOT MIX
_______
TYPES//BRANDS OF LUBRICANTS.
(1) Do a visual check of the oil quantity on the APU oil level. Add oil if the oil level is on or less than the ADD mark on the sight glass (Ref. TASK 49-90-00-600-004).
Subtask 49-11-00-710-053
D. Test WARNING : MAKE SURE THAT YOU HAVE THE CORRECT FIRE FIGHTING EQUIPMENT
_______
AVAILABLE.
(1)
Start and operate the APU (Ref. TASK 49-00-00-860-005).
(2)
Examine the joint between the mounting flange (1) and the cover assembly (3) for oil leakage.
NOTE : No leakage of oil is permitted.
____
(3) Stop the APU (Ref. TASK 49-00-00-860-006).
5. Close-up
________ Subtask 49-11-00-410-058
A. Close Access
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