Henny Penny 291 ユーザーズマニュアル

“E-41”, “E-46”

Programming

Turn switch to OFF, then back to ON, if display shows any

Failure

of the error codes, try to reinitialize the control; if error code
persists, have the control board replaced

“E-47”

Analog converter

Turn switch to OFF, then back to ON,  if “E-47” persists,

chip or 12 volt

have the I/O board, or the PC board replaced;  if speaker

supply failure

tones are quiet, probably I/O board failure

“E-48”

Input system

Have PC board replaced

error

“E-70 B”

Faulty power

Have power switch checked, along with its wiring;  have

switch, or switch

Input/Output board replaced if necessary

wiring; faulty
I/O board

“E-92”

24 VAC fuse

Have components, in 24-volt circuit (I.E., hi limit, drain switch)

on I/O board open

checked for shorts