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1-4. ERROR CODES
DISPLAY
"E04"
Control board overheating
"E05"
Shortening overheating
"E06"
Temperature probe failure
"E41"
Programming Failure
"E71"
Pump motor relay failure or
wiring problem
1-9
In the event of a control system failure, the digital display shows an
error message. These messages are coded: "E04", "E05", "E06",
"E41". A constant tone is heard when an error code is displayed,
and to silence this tone, press any of the product buttons.
CAUSE
PANEL BOARD CORRECTION
Turn switch to OFF position, then turn
switch back to ON; if display still shows
"E04", the board is getting too hot; check for
signs of overheating behind the control
panel; once panel cools down the controls
should return to normal; if "E04" persists,
replace the control
Turn switch to OFF position, then back to
ON; if display shows "E05", the heating
circuits and temperature probe should be
checked; once the unit cools down, the
controls should return to normal; if "E05"
persists, replace the controls
Turn switch to OFF position, then back to
ON; if the display shows "E06", the tempera-
ture probe should be checked; once the
temperature probe is repaired, or replaced, the
controls should return to normal; if "E06"
persists, replace the controls
Turn switch to OFF position, then back to
ON. If display shows "E41", the control
should be re-initialized (see programming
section); if the error code persists, replace
the control panel.
Replace relay if contacts are stuck closed;
check wiring on POWER/PUMP switch, or at
wall receptacle; L1 and N may be reversed
Model 290
1103
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