Vaillant ecoMAX 613/2 E Service Manual download pdf (Page 61)

Operation 4

Instructions for use ecoMAX 5

4.1.2 Advanced multifunctional system display

Fig. B.2 Advanced multifunctional system display

The boiler system display (Fig. B.2) shows – during nor-

mal operation – current information on the heating

system flow temperature (Fig. B.2. example gives flow

temperature of 45 °C).

In the event of a malfunction, this temperature display is

replaced by the relevant error code (see page 15).

The display also gives the following information:

1 Indication of the current heating system flow tem-

perature, or display of a status (see page 11)

or error code

Fan speed malfunction

Heating mode active

Hot water on (ecoMAX 800 series only)

Illuminated: hot water demand

Flashing: warmstart demand (burner is on)

Warmstart is on (ecoMAX 800 series only)

Illuminated: warmstart turned on

Flashing: warmstart demand (burner is on)

Internal pump is running

Gas valve is activated

Flame crossed out:

Boiler is at lock out and will display fault code

Normal flame:

Correct burner operation

4.2 Initial checks before turning ON

4.2.1 Opening the service valves

Fig. B.3 Opening the service valves

• Ensure the cold water service valve (2) is open. This

can be checked by opening a hot water tap and ensu-

ring water flows.

• Ensure that the service valves in the heating flow and

return (4 and 3) and the gas service valve (1) are open.

The flow, return and gas service valves are open when

the line marking has the same direction as the pipe.

Attention!

The pressure relief valve is provided for safety

reasons and must not be interfered with.

Note!

A bottom cover is fitted to the appliance.

The service valves are fitted behind this cover.

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Vaillant ecoMAX 613/2 E Service Manual Page 61

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