4. Procedure
_________
**ON A/C 051-099,
(Ref. Fig. 403/TASK 32-48-51-991-002-A) R **ON A/C 301-399, 401-499,
(Ref. Fig. 403A/TASK 32-48-51-991-002)
**ON A/C 051-099,
Subtask 32-48-51-020-058-A
A. Removal of Impeller Assy
(1)
Remove the screws (8) and the washers (7).
(2)
Remove the guard assy (9). NOTE : Remove the guard assy (9) along the centerline of the axle so
____ that you do not cause damage to the splines (1).
(3)
Remove the impeller (10).
Pre SIL 32 - 095
-Cut and remove the lockwire and discard it, then hold the impeller
(10) with DISASSEMBLY TOOL (MG174-04) and loosen the nut (4).
-
Remove the impeller (10).
-
Remove the nut (4) from the impeller as follows: . clean the nut (4) area on the impeller (10) with CLEANING AGENTS (Material No. 11-002) and dry it with filtered compressed air. . remove the circlip (5) and the nut (4). . retain the washer (3).
Post SIL 32 - 095
-Cut and remove the lockwire and discard it
-Hold the impeller (10) with DISASSEMBLY TOOL (MG174-04), remove the nut (4) and the washer (3)
R 1EFF : 051-099, 301-399, 401-499, 1 32-48-51Page 431 1 1 Aug 01/05 1 1 1CES 1
Impeller Assy
Figure 403/TASK 32-48-51-991-002-A
R 1EFF : 051-099, 1 32-48-51 Page 432
1 1 Aug 01/05
1 1
1CES 1
Impeller Assy
Figure 403A/TASK 32-48-51-991-002
R 1EFF : 301-399, 401-499, 1 32-48-51Page 433 1 1 Aug 01/05 1 1 1CES 1
-Remove the impeller (10). R **ON A/C 301-399, 401-499,
Subtask 32-48-51-020-058
A. Removal of the Impeller Assy
(1)
Release the tab-washers (7) and remove the screws (8).
(2)
Discard the tab-washers (7).
(3)
Remove the guard assy (6). NOTE : Remove the guard assy (6) along the centerline of the axle so
____ that you do not cause damage to the splines (1).
(4)
Remove the impeller (3).
-Cut and remove the lockwire and discard it
-Hold the impeller (3) with DISASSEMBLY TOOL (MG174-04), remove the nut (5) and the washer (4)
-Remove the impeller (3).
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TASK 32-48-51-400-002
Installation of the Impeller Assy
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers
No specific warning notice(s)
No specific Torque Wrench : range 0.00 to 1.20 m.daN
(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) MG174-04 1 DISASSEMBLY TOOL
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific lockwire corrosion resistant steel dia 0.8 mm (0.03 in.) Material No. 04-003 USA MIL-T-5544 GRAPHITED PETROLATUM THREAD COMPOUND (Ref. 20-31-00)
Material No. 11-002 USA MIL-PRF-680
DRY CLEANING SOLVENT (VARSOL/WHITE SPIRIT)
(Ref. 20-31-00)
R 1EFF : 051-099, 301-399, 401-499, 1 32-48-51Page 435 1 1 Aug 01/05 1 1 1CES 1
C. Referenced Information -------------------------------------------------------------------------------
REFERENCE DESIGNATION -------------------------------------------------------------------------------32-48-00-720-001 Functional Test of the Brake Fans **ON A/C 051-099,
32-48-51-991-002-A Fig. 403 R **ON A/C 301-399, 401-499,
32-48-51-991-002 Fig. 403A R **ON A/C 051-099, 301-399, 401-499,
3. Job Set-up
__________
Subtask 32-48-51-941-064
A. Safety Precautions
(1)
Make sure that the safety barriers are in position.
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