Error Codes - Henny Penny MP-941 Operator's Manual

3-6. OPERATION AND
PROGRAMMING
(Continued)

3-7. ERROR CODES

DISPLAY
" E-4"
"E-6"
"E-41"
"Hi"
3-6
Setting Control to the Correct Number of Drawers
The different models, MP-941, 942, 943, and 944, all use
the same control board. The boards are programmed at
the factory for the correct unit. But, should the unit show
"E06" or some drawers will not heat, the board may not
be programmed for the appropriate unit.
To check the drawer programming, turn the unit off, then
back on. The display will flash the number of drawers
the unit is programmed for. If the unit is not programmed
correctly, follow these steps:
1. Turn the power switch off, then press and hold the
2. Release the buttons, and now the unit should be set
CAUSE
Control board
overheating
Faulty temperature
probe
Memory scrambled
Unit overheating;
faulty relay or
con board
trol
The LED flashes at a fast rate for the drawer(s) not
programmed correctly.
SET button and the drawer button, which corresponds
to the number of drawers that the unit has, and turn
unit back on, ex: MP-944=SET and number 4 button.
up for use.
Pressing and holding the drawer button shows the
temperature of that drawer. If no temperature is
displayed, the unit may need to be programmed by
the above steps.
PANEL BOARD CORRECTION
Turn switch to OFF position, then turn switch back to
ON; if display shows "E-4," the control board is
getting too hot; make sure unit is not overheating
Check to see if unit is set to the correct number of
drawers, ex: MP-942=2 drawers (see programming
instructions)
Press and release the UP and DOWN buttons to
initialize the program; if "E-41" persists replace the
control board
Have relay or control board replaced
Model MP-941/942/943/944
203