Crown Boiler PHNTM080, Installation And Operation Instructions Manual

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3) DHW Settings - From the Settings Menu, press the DHW button to change the setpoint temperature when the boiler is
responding to a call for DHW. The “DHW Setpoint” is the setpoint of the boiler supply temperature during a call for DHW.
Control of the potable water temperature is accomplished using the thermostat on the storage type indirect water heater.
4) Manual Input - From the settings menu, press the MANUAL INPUT button to temporarily lock the boiler into either high or
'_^ %+`$# && %# ˆ
by pressing the AUTO FIRE Button. If AUTO FIRE is not pressed, the boiler will remain in manual input until one the fol-
lowing occurs:
Q 12 minutes and 45 seconds passes with no touch screen activity
Q The user returns to the Home Screen
FIGURE 12.6: OUTDOOR RESET CURVE (DEFAULT SETTINGS SHOWN)