HEIDENHAIN iTNC 530 Service Manual page 543

If necessary, you may ...
Restoring the
original state of the
machine
Contact the machine manufacturer for information!
Functional test
Returning the
defective MC 422 B
(MC 422 C, MC 420)
July 2010
Recalibrate the touch probes.
Initialize the swivel head again
Initialize the tool changer again.
Note
On machines with analog axes, an offset fine adjustment should be performed with the
HEIDENHAIN code number after the exchange of the control. -> See "Adjusting the
electrical offset (drift adjustment)" on page 20 – 349.
Check the machine functions (with the aid of the machine operator).
Replacement controls are delivered with a form which you can use to provide information on
the error of the defective control.
Please fill in this form and attach it to the housing of the MC 422 B.
Pack the defective MC 422 B in the original packaging of the new MC 422 B.
Return the defective MC 422 B to the machine manufacturer or to your HEIDENHAIN service
agency.
Caution
If you want to send us the HDR for investigation or repair, it must be secured for the
transport and packed separately. --> See "Exchange of the HDR" on page 28 – 544!
Remove the SIK before (it remains "with the machine")!
If possible, use the original packaging for the HDR.
Do not transport the HDR when mounted in the MC 42x (B)!
28 – 543