Henny Penny LVE-102 Operator's Manual page 54

6-2. ERROR CODES
DISPLAY
"E-31" Elements are up
"E-41", "E-46" Programming
failure
"E-47" Analog converter
chip or 12 volt
supply failure
"E-48" Input system
error
"E-54C" Temperature input
error
"E-60" AIF PC board not
communicating with
control PC board
"E-70C" Drain valve
jumper wire
missing or
disconnected
6-4
CAUSE
Lower elements back into the vat
Turn switch to OFF, then back to ON; if display shows any
of these error codes, have the controls re-initialized; if error code
persists, have the control board replaced
Turn switch to OFF, then back to ON; if "E-47" persists,
have the I/O board, or the PC board replaced; if speaker
tones are quiet, probably I/O board failure; have the I/O board
replaced
Turn switch to OFF, then back to ON; have controlPC board
replaced if "E-48" persists
Turn switch to OFF, then back to ON; have control PC board
replaced if "E-54C" persists
Turn switch to OFF, then back to ON; if "E-60" persists, have
the connector between the PC boards checked; replace AIF
PC board or control PC board if necessary
Have the jumper wire checked on the PC board at
drain switch interlock position
Model LVE-102, 103, 104
CORRECTION
907