Checking the travelling gear bolt

 

*   Raise the chain hoist and push it to the side in order to expose the travelling gear bolt.

*   Check the diameter of the travelling gear bolt D over the entire breadth. The measured value may not fall below the minimum value listed in the table.

Trolley

Ø Travelling gear bolt D new

Ø Travelling gear bolt D min

HF 3

22 mm

19 mm

HF 6

30 mm

26 mm

HF 14

EF 14

34 mm

30 mm

HF 22

EF 22

50 mm

44 mm

HF 36

EF 36

60 mm

54 mm

EF 50

70 mm

67 mm

 

 

*   If the travelling gear bolt is thinner than “D min.” on one side, exchange it for a new one.

*   Slide the chain hoist back to the middle of the travelling gear bolt between the distance rings.