HEIDENHAIN TNC 150 B Mounting Instructions page 55

8.1.4 Checking and correction of axis traversing and counting directions
Mai n s power on
I
Fault display,:
POWER INTERRlJPTED
cancel with mg
c
1
I
Emergency Stop routine
I
Display:
TRAVERSE OVER REFERENCE MARKS
(sequence machine parameter no. 59)
Press "ext. Start".button
I
,
r
NO
direction. First axis correct
(corresponds to directions selected
with MP-Nos. 16 l o 19)
Press Ext. Stop
NO
direction. First axis correct
(corresponds to directions selected
with MP-Nos. 16 l o 19)
1
Press Ext. Stop
I I
t
Switch over polarity of nominal
val u e voltage for appropriate axis
(MP Nos. 24 to 27)
1
YES
direction of first axis
NO
I
Axis stands positiori l o oped Mai n s power off and
i n random position then on again
I
The flow chart must be worked through for each axis!
Fault display:
POWER INTERRUPTED
cancel with CE
II
The axis traversing direction is correct when it corresponds to the pro-
grammed values (0 . + direction, 1 . - direction) of machine
parameter 16, 17, 18 or 19, as per the machine directions given in
section 8.12).
The counting direction is correct when they correspond to the designated
machine directions as per section 8.1.2.
Emergency stop routine
+
Correct machine parameter
20,21,22 or 23 (see section
8.1.3.1)