Svero Lifting AB | Momarken 19, 556 50 Jönköping, Sweden
T:
+46 (0) 36 31 65 70
13
Fig 4 Load-hook
Hooks must be discarded and replaced if:
•
The maximum A value is exceeded (according to Table 3)
•
The minimum B value falls short (according to Table 3)
•
The hook shows signs of cracking
•
The hook is deformed or otherwise damaged
Defective hooks must be replaced before using the chain hoist again.
Table 3 Load-hook
Max. load ton
0,5
Dimension A nominal mm
21,0
Dimension A max mm
23,1
Dimension B nominal mm
15,0
Dimension B min
mm
14,3
Checks of load chain (see Fig. 5 and Table 4)
Inspect the load chain over its whole length to detect any deformed or otherwise
damaged links. Check measurements of suspect links. Measure the worn areas.
Also,
every 300 mm (normally), check measurements of the internal length of 5 links (pitch
dimension 5xP
–
according to Table 4).
