Boiler Controls - UTICA BOILERS MAH-125 Installation, Operation And Maintenance Manual

10.3 Boiler Controls

To light boiler correctly, proceed as follows:
• Check system pressure is correct;
• Power boiler;
• Open gas tap (positioned under boiler);
• Select required heating mode. See section 10.4
Operating Modes.
BUTTON Key
DHW temperature adjustment
(+ to increase the temperature and – to decrease it)
Heating water temperature adjustment
(+ to increase the temperature and – to decrease it)
Boiler operating information
Operating mode:
DHW – DHW & Heating – Heating Only
Off – Reset – Exit menu/functions
SYMBOL Key
Off: Heating and DHW disabled
(only boiler frost protection is active)
Ignition fault
Boiler/system water pressure low
Call a qualified service technician
Manual reset fault
Fault in progress
10 - OPERATING INSTRUCTIONS
49
+
Burner lit
DHW operating mode enabled
Heating mode enabled
Programming menu
Boiler information menu
Set unit of measurement
240011941 REV B, [03/31/2018]
oc
oF
PSI
+
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