View Full Version : alarm 160 on vf4


markct
06-14-2007, 04:39 PM
i have low voltage alarm 160. checked incomming voltage: 241v. each leg.
dc buss volts are 16v. anybody have any ideas? thanks

HAILINHAAS
06-14-2007, 05:58 PM
dc buss should be around 340V

markct
06-14-2007, 07:40 PM
any idea why it would be 16v

HAILINHAAS
06-15-2007, 08:47 AM
Possibly Bad vector drive .. green L.E.D. on it must be lit.
Regen or regen cables could be bad.
Bad amplifier. There are a few step[s that need to be done to pinpoint it.
Call your dealer.

markct
06-15-2007, 06:31 PM
i was hoping to keep the dealer out of this but i guess not.
thanks for your help.