AMETEK BPS Series - Manual (Page 133)

User Manual AMETEK Programmable Power
BPS Series 133
8.4 Advanced Troubleshooting.
WARNING: Do not connect 400-480V into the 208-240V unit, the result could be a
severely damaged unit.
CAUTION: VOLTAGES UP TO 480 VAC AND 450 VDC ARE PRESENT IN CERTAIN
SECTIONS OF THIS POWER SOURCE.
WARNING: THIS EQUIPMENT GENERATES POTENTIALLY LETHAL
VOLTAGES. DEATH ON CONTACT MAY RESULT IF PERSONNEL FAIL TO OBSERVE
SAFETY PRECAUTIONS. DO NOT TOUCH ELECTRONIC CIRCUITS WHEN POWER IS
APPLIED
8.4.1 Switch Off Unit
Switch off the unit at the circuit breaker on the front panel as well as removing the input power from the
unit.
WARNING: Wait 10 minutes for all internal capacitors to discharge.
8.4.2 Removing Covers
Remove the screws securing the front cover and remove it.
Remove the screws securing the top cover and remove it.
8.4.3 Initial Inspection
Make a visual inspection of the unit and ensure all the connectors are properly mated and there are no
loose wires.
8.4.4 Fuse Check
Using an ohmmeter, check input fuses F1 through F6 for continuity.