8-28
H Malfunction Due to Unwanted Current Path
Inverter inputs may remain ON due to an unwanted current path for the controller out-
puts.Withthewiringshowninthefollowingtable,ifthecontrolleroutputpowersupplyis
lessthan24V DC or if the powerisOFF,the current indicatedbythearrowwillflowand
the Inverter inputs will operate.If that occurs, insert adiode as shownin the diagramat
point A.
Control device
A
Inverter (control input)
S1 to 7
Maintenance Operations Chapter 8
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