DOMUSA TEKNIK Domestic D-4 Installation Instructions Manual - Page 10

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1. Burner Combustion Adjustment

17.- BURNER CONTROL OPERATING SEQUENCE

The burner's LMO control box has a reset button

which is the key element for resetting the burner

control and activating/deactivating the diagnosis

functions.

The multi-colour LED on the reset button is the

indicator for visual diagnosis. The button and the

LED are located under the transparent cover of the

reset button. During normal functioning, the various

operating statuses are indicated in the form of

colour codes (see the colour code table below).

During ignition, the indication is as shown in the

following table:

Status

Wait time «tw», other standby statuses

Fuel pre-heater on

Ignition phase, controlled ignition

Functioning, flame OK

Functioning, flame not OK

External light during burner ignition

Undervoltage

Failure, alarm

Error code output (see «Error code table»)

Interface diagnosis

.....

Off

Colour code table for multi-colour indicator lights (LEDs)

..................................................................

..........................................

Steady light

- 8 -

Colour code

Red

Yellow

Green

Botón de rearme

Reset button

Colour

Off

Yellow

Flashing yellow

Green

Flashing green

Red/green

Yellow/red

Red

Flashing red

Flashing red light