Overview of screw tightening torques

 

 

Only with electric trolley EF

 

Drive

─     Rib screw M6x20

─     4x per drive

─     10 Nm

 

 

 

Self-locking nuts of travelling gear bolts

 

Size

Type, size and length

Number

Tightening torque

HF 3

Self-locking M12 nut

2x

70 Nm

HF 6

Self-locking M16 nut

2x

90 Nm

HF 14 and EF 14

Self-locking M20 nut

2x

130 Nm

HF 22 and EF 22

Self-locking M24 nut

2x

160 Nm

HF 36 and EF 36

Self-locking M30 nut

2x

200 Nm

EF 50

Self-locking M36 nut

2x

300 Nm

 

 

Vertical square tube

─     Rib screw M8x45

─     4x per pipe clamp

─     Screw until hand-tight

 

 

Horizontal square tube

─     Rib nut M8

─     4x per pipe clamp

─     Screw until hand-tight

 

 

Vertical or horizontal square tube with HF/EF mounting

 

On side panel:

─     Fillister-head screw M8x20

─     2x per HF/EF mounting

─     Screw until hand-tight.

 

On vertical square tube:

─     Rib nut M8

─     4x per pipe clamp

─     Screw until hand-tight

 

 

Cross-type limit switch

─     Rib nut M8

─     4x per pipe clamp

─     Screw until hand-tight