34
Resets board to factory default
settings.
Resets faults in the History File.
Change from Fahrenheit to
Celsius.
SPA setpoint maximum adjustment.
POOL setpoint maximum
adjustment.
Set Factory Defaults
Refer to step one above to access the program
screen.
Set Factory Defaults
should appear on the
screen. If it does not, press the
Mode
button until
Set
Factory Defaults
appears on the digital display.
Press and hold both UP and DOWN buttons for 5-7
seconds until
Defaults Set
appears. This operation
resets the operating program to its factory default val-
ues. Both the POOL and SPA setpoints will revert to
65°F (18.5°C) and both POOL and SPA maximum
temperature settings will be 104°F (40.0°C). The
Control Lockout PIN will be cleared and the control will
resume normal operation.
Clear Faults
Refer to step one above to access the program
screen. Press the
Mode
button until
Clear Faults
appears on the digital display. Press and hold both UP
and DOWN buttons for 5-7 seconds until
Faults
Cleared
appears. This operation resets the Fault
History file to “0” and clears all the stored faults.
Program Button
1) Remove the four screws holding the control cover,
and swing the panel down so the back side of the
board is visible (see page 31). Locate the Program
Mode button (marked as SW1) as shown on page
33. Press and hold the button (5-7 seconds) until
Set Factory Defaults
appears on the display.
Release the program button.
2) Press the
Mode
button sequentially until the
desired program event is reached. There are 5 dif-
ferent events that can be programmed. They
appear in the sequence listed below:
Fahrenheit or Celsius
Refer to step one above to access the program
screen. Press the
Mode
button until
Fahrenheit
or
Celsius
appears on the digital display. The digital dis-
play is capable of displaying Celsius as well as
Fahrenheit temperatures. The UP or DOWN buttons
will select
Fahrenheit
or
Celsius
on the temperature
display. Choose the desired temperature scale.
Spa Max Temp – Spa Set Point Maximum
Adjustment
Refer to step one above to access the program
screen. Press the
Mode
button until
Spa Max Temp
appears on the digital display. Using the UP and
DOWN buttons will change the Maximum Temperature
Setting to your desired value. The control can be set
for a maximum of 107°F.
Pool Max Temp – Pool Set Point Maximum
Adjustment
Refer to step one above access into the program
screen. Press the
Mode
button until
Pool Max Temp
appears on the digital display. Using the UP and
DOWN buttons will change the Maximum Temperature
Setting to your desired value. The control can be set
for a maximum of 107°F.
Control Lockout
The heater is equipped with a Control Lockout feature
to prevent unauthorized tampering or adjustment of
the control settings. To lock out the controls, press the
DOWN button and
Mode
button for 5 seconds.
Choose a three digit PIN, using the UP and DOWN
buttons to select the digits and the
Mode
button to lock
in selections. Confirm your selection and record your
PIN.
To unlock the controls, press any button to bring up the
Enter PIN
menu. Enter the PIN that was used to lock
the control. Note that power cycling will
not
clear the
lockout. Successfully unlocking the control will display
“Lockout Cleared.” Failure to enter the correct PIN will
display “Invalid PIN.”
In the event that the user-selected PIN is lost or does
not clear the Control Lockout, use the Program Button
to
Set Factory Defaults
. This will clear the PIN and
allow normal operation and selection of a new PIN if
desired. See the
Program Button
directions on this
page for details.
NOTE:
Both the POOL and SPA setpoints will revert
back to 65°F (18.5°C) and the POOL and SPA maxi-
mum temperature settings will be 104°F (40.0°C).
These setpoints will need to be readjusted to desired
settings.
Summary of Contents for 336A
Page 28: ...28 WIRING DIAGRAM MILLIVOLT MECHANICAL THERMOSTAT...
Page 29: ...29 WIRING DIAGRAM ATMOSPHERIC...
Page 30: ...30 WIRING DIAGRAM LO NOx...
Page 48: ...48 19 M 20 M 22 M 24 M 23 M 21 M 22 M ATMOSPHERIC HEATERS...
Page 49: ...49 16 M 17 M 19 M 21 M 20 M 18 M 19 M LO NOx HEATERS...
Page 50: ...50...
Page 52: ...52 ATMOSPHERIC HEATERS...
Page 53: ...53 ATMOSPHERIC HEATERS...
Page 54: ...54 LO NOx HEATERS...
Page 55: ...55 LO NOx HEATERS...