. 7,996 to 8,005 (dia 0.3148 to 0.3151) . 37,980 to 37,996 (dia 1.4952 to 1.4959) 
. 7,994 to 8,005 (dia 0.3147 to 0.3152) 
. 11,995 to 12,006 (dia 0.4722 to 0.4727)
Case (02-450C) 
ACTUATOR - DIMENSION CHECK (Sheet 1 of 6) 
Figure 5001/GRAPHIC 21-53-12-991-013-A01
Page 5004
(0.4704 to 0.4716) 
Ball-Screw Equipped (02-180) 
ACTUATOR - DIMENSION CHECK (Sheet 2 of 6) 
Figure 5001/GRAPHIC 21-53-12-991-013-A01
Page 5005 
21-53-12 JUN 15/10
Gear Assembly (02-160C)
Gear Assembly 
Gear Assembly
(02-160A, 02-160B) 
(02-170)
ACTUATOR - DIMENSION CHECK (Sheet 3 of 6) 
Figure 5001/GRAPHIC 21-53-12-991-013-A01
Page 5006 
21-53-12 
0
11,2 -0,1
0
(0.4409 -0.0039 ) 
(0.001968) 
0
20,5 -0,2(0.8071 0) 
-0.0079 
(0.001968)
A 
(dia 0.3753 to 0.3757) 
(0.001968) 
Cover (01-260) 
ACTUATOR - DIMENSION CHECK (Sheet 4 of 6) 
Figure 5001/GRAPHIC 21-53-12-991-013-A01
Page 5007 
21-53-12 JUN 15/10
Shaft (03-330, 03-380, 03-430) 
4,05 to 4,10
(03-350, 03-400, 03-450) 0,80 to 0,85 
(0.031 to 0.033) 
Spacer 
(03-440)
5,90 to 5,95
(03-340)
. 1,484 to 1,494 
. 1,484 to 1,494 (dia 0.0592 to 0.0588) Gear Assembly (03-470)
. 1,484 to 1,494 
(dia 0.0592 to 0.0588) Gear Assembly (03-420) 
. 1,484 to 1,494
(dia 0.0592 to 0.0588) Gear Assembly (03-370) 
ACTUATOR - DIMENSION CHECK (Sheet 5 of 6) 
Figure 5001/GRAPHIC 21-53-12-991-013-A01
Page 5008 
. 37,980 to 37,996 (dia 1.4952 to 1.4959) . 11,995 to 12,006 (dia 0.4722 to 0.4727) 
. 5,997 to 6,005 
(dia 0.2361 to 0.2364)
. 6,996 to 7,005 (dia 0.2754 to 0.2758) . 7,996 to 8,005
Plate
(dia 0.3148 to 0.3151) 
(03-400A) 
. 37,980 to 37,996
(dia 1.4952 to 1.4959) . 11,995 to 12,006 
. 11,995 to 12,006 (dia 0.4722 to 0.4727) 
(dia 0.3148 to 0.3151) Plate (03-400B) 
ACTUATOR - DIMENSION CHECK (Sheet 6 of 6) 
Figure 5001/GRAPHIC 21-53-12-991-013-A01
Page 5009 
21-53-12 JUN 15/10 
Subtask 21-53-12-220-007-A01 
(6) Check of the ball-screw axial play 
CAUTION: TIGHTEN THE NUT OF THE END ROD OF THE BALL SCREW BEFORE YOU DO THE AXIAL PLAY TEST (REFER TO SUBTASK 21-53-12-700-007-A01). 
(a) 
Install the actuator (Ref. to Fig. 5002).
(b) 
Make sure that the nut holding torque of the nut of the end rod of the ball screw is 6 - 0/+ 2 N.m (53.12 - 0/+ 17.70 lbf.in).
(c) 
Apply 300 N one way.
(d) 
Record the value of the comparators X1 (nut) and Y1 (screw).
(e) 
Apply 300 N the other way.
(f) 
Record the value of the comparators X2 (nut) and Y2 (screw).
(g) 
Make sure that the ball screw play |Y2 – Y1| – |X2 – X1| is no more than 0,27mm (0.0059 in).
Page 5010
ACTUATOR - BALL-SCREW AXIAL PLAY 
Figure 5002/GRAPHIC 21-53-12-991-014-A01
Page 5011 / 5012 
21-53-12 JUN 15/10
REPAIR 
TASK 21-53-12-300-801-A01 
1. REPAIR 01 - ACTUATOR - REPLACEMENT OF EQUIPPED CASE PARTS 
A. Reason For The Job 
(1) Use this procedure when it becomes necessary to replace the Equipped Case parts. 
B. Job Set-Up Information 
(1) 
Tools, Features and Equipment
(a) Equivalent alternatives may be used for the listed items.
(2) 
Consumable Material
REFERENCE  QTY  NAME  
09P1231  1  Removal tool for lip seal and roller bearing  
09P1181A  1  Installation tool  
09P1181B  1  Installation tool adaptor  
 
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址:LIEBHERR-AEROSPACE TOULOUSE SAS COMPONENT MAINTENANCE MANUAL(27)