HEIDENHAIN TNC 306 Service Manual - Manual (Page 82)

SERVICE MANUAL TNC 306/360
Page 75
HEIDENHAIN Service
16.5.2 Offset Adjustment at the Servo-Amplifier
Set/adjust the following machine parameters (note down the orignal values before
changing a machine parameter).
Parameter No. Entry Value Function Original
Entry Values
1080.0
1080.1
1080.2
1080.3 0
0
0
0 integral factor X-axis
integral factor Y-axis
integral factor Z-axis
integral factor 4. axis
1220 0 cycle time for automatic offset adjustment
1290 0 display step= 1 µm
1390 0 feed precontrol on
1510.0
1510.1
15.10.2
15.10.3
> = 1
> = 1
> = 1
> = 1
KV factor for feed precontrol
- Switch position display to LAG (display of servo lag); (see section 16.3)
- Erase the offset memory with the code number 75 368 (see section 16.5.1)
- Select the operating mode or or .
- Adjust the offset at the servo-amplifier until the values of the individual axes are zero
or oscillate symmetrically about zero.
- Reset the machine parameter values and the position display to their original values.