I
NITIAL OPERATION
5.5.5. Check lifting limiter
WARNING
Danger from chain fracture
If the buffers are damaged, inadmissibly high
loads may act on the chain upon actuation of the
lifting limiter. The chain may break.
I
Do not use the product
I
Have the product repaired (replace buffer)
1. Move the unloaded load hook until just short
of the upper end position.
2. Stop immediately before reaching the end po-
sition and then carefully (by repeatedly press-
ing the control element) move to the end posi-
tion.
3. The movement of the chain must be stopped
due to deformation of the buffer and trigger-
ing the safety clutch. The engine will not be
turned off in the process.
4. Only have the safety clutch act for a short
time.
5. Following successful testing, the buffer must
be unloaded.
5.5.6. Check lowering limiter
WARNING
Danger from chain fracture
If the buffers are damaged, inadmissibly high
loads may act on the chain upon actuation of the
lowering limiter. The chain may break.
I
Do not use the product
I
Have the product repaired (replace buffer)
1. Move the unloaded load hook until just short
of the lower end position.
2. Stop immediately before reaching the end po-
sition and then carefully (by repeatedly press-
ing the control element) move to the end posi-
tion.
3. The movement of the chain must be stopped
due to deformation of the buffer and trigger-
ing the safety clutch. The engine will not be
turned off in the process.
4. Only have the safety clutch act for a short
time.
5. Following successful testing, the buffer must
be unloaded.
Doc.-No.: VA049318-20-OM-EN-0319-64-6
Page
33
of 64
