Tools required for complete disassembly / Reassembly
Item
Part number
Special wrench of 40
6159606900
Special wrench of 48
6159605380
Pin wrench
6158020110
The other tools are standard tools used in mechanical workshops
Disassembly
1- disconnect the cables from the tool
2- disassembling the output shaft
• lay the machine horizontally on a table
• remove the retainer pin from the output shaft
• be careful of the spring reaction
3- disassembling the motor
• place a special wrench of 48mm across flats in a vice
• place the machine in the wrench on the flats which are closest
to the motor
• untighten the nut with a special 40mm wrench, left-hand thread
• remove the coupling sleeve and the drive pinion
4- disassembling the reduction gear stages
• place a special wrench of 48mm across flats in a vice
• the machine should imperatively be placed on the flats of the
gear ring of the first 2 stages
• using a torch, heat the connecting casing of the motor
• using a special wrench of 40mm across flats, untighten the
motor - left-hand thread - and its connecting casing
• place the special wrench of 40mm across flats in the vice
To prevent any risk of ovalisation, make sure that the planet cages are in their
housings before tightening the gear ring nut.
Under no circumstance shall the torques be applied at the active section of the strain
gauge when assembling and disassembling, to avoid damaging the strain gauge.
Complete reassembly
Reassembly does not pose any problem in particular.
It is important to follow all the indications which are provided, in the form of pictograms, on the drawing opposite.
Part list:
Item
PT N°
Qty
Description
1
6155210720
1
Output shaft 1/2''
2
6156811000
1
Spindle spring
3
6156371560
1
Locking pin
4
570.395
1
Deforming element
5
570.406
1
Protecting cap
6
6155952330
1
Spring guide
7
6156890350
1
Circlip
8
6157580570
1
Bearing
9
687.52
1
Circlip
10
658.163
1
O-ring
11
687.35
1
Circlip
12
6154751370
1
Planet cage
13
6157900520
6
Pin
14
788.16
12
Needle bearing
www.desouttertools.com
TECHNICAL MANUAL
Special wrench
• using the special wrench of 48mm across flats, untighten the
connecting casing of the motor after heating it with a torch
• remove washers
• extract the planet cages of the 1st and 2nd stages
• the machine should imperatively be placed on the flats of the
strain gauge
• using a 48mm wrench, untighten the gear ring of the first
2stages
• extract the 3rd stage planet cage
• using a 48mm wrench, untighten the 3rd stage gear ring
• extract pins, planet wheels and needle bearings from the
planet cages
5- disassembling the bearing and the cap from the strain
gauge
• remove the circlip from the strain gauge
• press the cap out of the strain gauge
• remove the circlip from the cap bearing
• remove the cap bearing
• to remove the spring guide, extract the cap circlip.
Active section
Strain
gauge
Item
PT N°
Qty
Description
15
6154700920
6
Planet wheel
16
6154751100
1
Planet cage
17
6154760620
1
Gear ring
18
642.65
2
Washer
19
566.483
1
Connecting casing
20
6155800890
1
Drive pinion
21
575.102
1
Coupling sleeve
22
6153941260
1
Motor
23
570.405
1
Protecting cover
24
618.19
2
Screw
25
6157850670
1
Needle socket
26
6152250490
1
Bit holding cap
27
6159152910
1
Connector
EM51-10J
Meaning of the pictograms
Left-hand thread
When reassembling, apply the recommended glue
When reassembling, tighten to the required torque
When reassembling, lubricate with the required grease
113
10
Ø49,2
- 0,05
- 0,15
6
51
Ø28
7,5
1/2''
4H11
15,5
50
8
50,5
Ø12 m6
6159931630-04
English
3 / 8
Molykote
BR2 Plus
364
R9
M8 6H
43
39
53
M8 6H
48
20°