LiftEquip TW160, Operating Manual

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Operating manual Appendix
TW160 drive
TK Aufzugswerke
95
Version 08/2021
10.2 Tightening torques
DANGER
Insecure threaded connection!
Death or severe physical injury due to parts coming loose.

When working on the machine or in the case of parts replacement,
comply with the prescribed bolt tightness and tightening torques.

Only use suitable tools (torque wrench).

Non-microencapsulated bolts / screws are to be secured against
unwanted loosening during installation using detent edged washers or
Loctite 243 and a similar means of securing bolts / screws.

Microencapsulated screws are to be replaced after they have been
used once.
The tightening torques given here apply for screwed connections without
specifications at the corresponding location.
If in the drawing or elsewhere in the document other tightening torques are predefined
for the particular bolt size, these have to be observed!
The values listed below apply to screwed connections with regular threads (not fine
threads):

Hexagon socket bolts DIN 912 ISO 4762

Hexagon head bolts DIN 931/933 ISO 4014/4017
Tightness 8.8 10.9 12.9
Dimensions Tightening torque M
A
(Nm)
M4 2.6 - -
M5 5.3 - -
M6 9.0 12 15
M8 20 30 35
M10 40 60 75
M12 75 105 130
M14 120 170 205
M16 190 265 320
M20 370 520 620
M24 640 900 1080
M30 1300 1800 2150
Table 10.2-1
For assembly, use only original construction and mounting parts from
TK
Aufzugswerke
GmbH, as otherwise no warranty can be provided.