installation. 2) AIRPLANES WITH RB211 ENGINES (POST-RR-SB 24-6439); Keep the two spacers (15) for installation.
TASK 24-11-04-404-002
3. Install the IDG Air/Oil Heat Exchanger (Fig. 401)______________________________________
A. Equipment
(1) Brush - clean with rigid bristles
B. Consumable Materials
(1)
Jointing Compound
British Spec - DTD 900/4586
OMat No. - 4/46
(2)
Jointing Compound
American Spec - Hylomar PL32
(3)
Degreasing Fluid (Inhibited and stabilized 1.1.1 Trichloroethane) British Spec - BS 4487 1969 American Spec - M.I.T. 81533 OMat No. - 1/21
(4)
Lockwire
British Spec - DTD 189A 22 S.W.G.
American Spec - 21 A.W.G.
OMat No. 238
(5)
Lubricating Oil - MIL-L-7808, or MIL-L-23699
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MAINTENANCE MANUAL
C. Parts
(1) Refer to the IPC for the part numbers and the effectivities of the items in the table:
~.............................................................................. | MM | | IPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 9 | Seal | 24-11-05 | 01 | 50 | 2......…........…...................................…..........….....….........1
D. References
(1)
AMM 12-13-03/301, Integrated Drive Generator Servicing
(2)
AMM 70-51-00/201, Torque Tightening Technique
(3)
AMM 71-11-04/201, Fan Cowl Panels
(4)
AMM 71-00-00/501, Power Plant
(5)
AMM 78-31-00/201, Thrust Reverser System
E. Access
(1)
Location Zones
410 Power Plant Nacelle (Left)
420 Power Plant Nacelle (Right)
(2)
Access Panels
413, 423 Fan Cowl Panels (Left)
414, 424 Fan Cowl Panels (Right)
415, 425 Thrust Reverser Panels (Left)
416, 426 Thrust Reverser Panels (Right)
F. Procedure
S 424-011
(1) Install the heat exchanger.
(a)
Install the top support bracket (21), and the bracket (22) to the heat exchanger. Safety (Ref 70-51-00) with the two bolts (16).
(b)
Install the bottom support bracket (20), and the 2 brackets (17) (18). Safety (AMM 70-51-00) with the two bolts (16).
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MAINTENANCE MANUAL
WARNING:_______ WHEN YOU USE THE DEGREASING FLUID, DO NOT BREATHE THE GAS
OR PERMIT THE FLUID TO TOUCH YOUR SKIN. FLUID CAN CAUSE
IRRITATION TO THE SKIN, AND BE DANGEROUS TO YOUR HEALTH IF
YOU BREATHE THE GAS.
(c)
Remove the used jointing compound from the surfaces where the inlet air duct connects with the heat exchanger. 1) Use the degreasing fluid.
(d)
Apply a thin layer of jointing compound, with a rigid bristled brush. 1) Apply to the surfaces where the inlet air duct connects
with the heat exchanger. 2) Permit the compound to dry for a minimum of 10 minutes.
(e)
Put the heat exchanger on the inlet air duct on the engine.
(f)
Install the inlet air duct, at the heat exchanger.
1) Install the bolts (10) the washers (12,14) and the nuts (13).
(g)
Install the wire harness bracket (11) at the top of the heat exchanger. 1) Install the two bolts (10) the washers (12) and the
nuts(18).
(h)
Install the wiring harness bracket (11) at the bottom of heat exchanger. 1) Install the two bolts (10), the washers (12), and the nuts
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