(2)
 In the cockpit, on the panel 400VU, make sure that the warning notice(s) is (are) in position to tell persons not to operate the landing gear control lever.

 (3)
 Make sure that the wheel chocks are in position.

 1EFF : 051-099, 301-399, 401-499, 1 32-48-51Page 436 1 1 Aug 01/05 1 1 1CES 1 Subtask 32-48-51-865-055

 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
 -------------------------------------------------------------------------------
R **ON A/C 051-099, 301-399,
 121VU HYDRAULIC/BRK FAN/WHEELS/3 AND 4 2GS L35 121VU HYDRAULIC/BRK FAN/WHEELS/1 AND 2 1GS L32 121VU HYDRAULIC/BRK/FAN/CTL 3GS M32
R **ON A/C 051-099, 301-399, 401-499,
 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 32-48-51-420-062-A
 A. Installation of the Impeller Assy
 Pre SIL 32 - 095

 -Install the washer (3) and the nut (4) on the impeller and safety with the circlip (5).
 -Apply a thin layer of COMMON GREASE (Material No. 04-003) on the drive shaft of the impeller.
 1EFF : 051-099, 301-399, 401-499, 1 32-48-51Page 437 1 1 Aug 01/05 1 1 1CES 1

 -Put the impeller (10) in position. Engage the splines. TORQUE the nut
 (4) to 3.4 m.daN (25.07 lbf.ft) with DISASSEMBLY TOOL (MG174-04). Safety the nut (4) with lockwire corrosion resistant steel dia 0.8 mm
 (0.03 in.).
 NOTE : Make sure that the impeller (10) turns freely.
____
 Post SIL 32 - 095
 -Apply a thin layer of COMMON GREASE (Material No. 04-003) on the drive shaft of the impeller.
 -Put the impeller (10) in position. Engage the splines.
 -Install the washer (3) and the nut (4).
 -Lock the impeller (10) with DISASSEMBLY TOOL (MG174-04) and TORQUE the nut (4) to 3.4 m.daN (25.07 lbf.ft).
 -Safety the nut (4) with lockwire corrosion resistant steel dia 0.8 mm
 (0.03 in.).
 NOTE : Make sure that the impeller (10) turns freely.
____
 Subtask 32-48-51-420-061-A
 B. Installation of the Guard Assy
 (1)
 Clean the splines with CLEANING AGENTS (Material No. 11-002).

 (2)
 Apply a thin layer of COMMON GREASE (Material No. 04-003) on the splines (1) and on the splines of the guard assy.

 (3)
 Lubricate the fasteners with COMMON GREASE (Material No. 04-003).

 (4)
 Install the guard assy (9).

 NOTE : The debris guard has holes of different diameters :
____
 -large diameter (two) : to permit removal of the guard assy without removal of the shroud assy screws (larger than the screw heads)
 -medium diameter (two) : to put the locating pins in the correct position. Same holes on the shroud assy (centering function)
 -small diameter (four) : to put the four attachment screws in the correct position.
 NOTE : Use the locating pins (11) to put the guard assy (9) in the
____
 correct position.

 1EFF : 051-099, 1 32-48-51Page 438 1 1 Aug 01/05 1 1 1CES 1 NOTE : During the installation, be careful to correctly engage the

____
 splines (1).

 NOTE : Make sure that you set the half-bushes (2) and (6) in the
____
 correct position.

 (5) Install the screws (8) and the washers (7). TORQUE the screws to between 0.22 and 0.24 m.daN (19.46 and 21.23 lbf.in).
R **ON A/C 301-399, 401-499,
 Subtask 32-48-51-420-062
 A. Installation of the Impeller Assy
 -Apply a thin layer of COMMON GREASE (Material No. 04-003) on the drive shaft of the impeller.
 -Put the impeller (3) in position. Engage the splines.
 -Install the washer (4) and the nut (5).
 -Lock the impeller (3) with DISASSEMBLY TOOL (MG174-04) and TORQUE the nut (5) to 3.4 m.daN (25.07 lbf.ft).
 -Safety the nut (5) with lockwire corrosion resistant steel dia 0.8 mm
 (0.03 in.).
 NOTE : Make sure that the impeller (3) turns freely.
____
 Subtask 32-48-51-420-061
 B. Installation of the Guard Assy
 (1)
 Clean the splines with CLEANING AGENTS (Material No. 11-002).

 (2)
 Apply a thin layer of COMMON GREASE (Material No. 04-003) on the splines (1) and on the splines of the guard assy.

 (3)
 Lubricate the fasteners with COMMON GREASE (Material No. 04-003).
　
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