Westen Pulsar E, Operating And Installation Instructions

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7113126.02 (3-08/13)
1. COMMISSIONING THE BOILER
To light the boiler correctly, proceed as follows:
• Open the gas tap (normally positioned under the boiler);
• Check that the hydraulic pressure in the system is correct ("FILLING THE SYSTEM" section);
• power the boiler;
• press button and switch the boiler to Summer or Winter ;
• press buttons and to adjust the temperature of the heating circuit and domestic hot water circuit in order
to ignite the main burner.
When the boiler is lit, the symbol will appear on the display.
In the Summer position the main burner will only ignite if a DHW tap is opened.
During initial ignition, the burner may not ignite (causing the boiler to shut down) until any air in the gas pipes is vented. In
this case, repeat the ignition procedure until gas reaches the burner. Press button for at least 2 seconds.
Key to SYMBOLS
Operation in the heating mode
Flame present (burner on)
No flame (ignition failure)
Operation in the DHW mode
Generic fault
Resettable fault
No water (low system pressure)
Numerical signal (temperature, code, fault, etc.)
Key to BUTTONS
On / Off / Summer / Winter Reset
CH temperature adjustment Information
DHW temperature adjustment
1.1 ADJUSTING THE CH AND DHW FLOW TEMPERATURE
The system must be fitted with an ambient thermostat for controlling indoor temperature.
Adjust the CH and DHW delivery temperature by pressing buttons and respectively. When the burner is
lit, the display shows the symbol .
HEATING : while the boiler is operating in the heating mode, the display shows the flashing symbol and the heating delivery
temperature (°C).
DHW : while the boiler is operating in the DHW mode, the display shows the flashing symbol and the DHW outlet temperature
(°C).