Haas Vector Drive Troubleshooting Manual page 5

Servo Amplifier - Troubleshooting Guide
Place MultiMeter Leads Here Instructions
Set the meter
to ohms, and
take the
following
readings:
Ground screw
to red, wht,
and blk
terminals
If the meter
does not
show open
(o.l) the
amplifier is
damaged.
Set the meter
to Ohms, and
take the
following
readings:
Black lead on
HV (+) and
Red lead to
HV (-), RED,
WHT, and
BLK terminals
If the meter
does not
show mega
ohms or
higher the
amplifier is
damaged.
Page 5 of 8 pages