Danfoss ET4350 Operator's Manual page 41

ATTENTION!
Risk of damage to machinery!
If the crimping dies protrude beyond the base and intermediate
dies during forming, the crimping dies, the intermediate dies and
the machine will be damaged (see (X) in the figure). In the figure,
the crimping die (2) is placed incorrectly.
•
Place the crimping die (2) in the intermediate die (3) so that it
does not protrude.
In the figure, the crimping die (1) is placed correctly.