Danfoss ECtemp 535 Manuel d'installation télécharger pdf (Page 23)

INT

E4 ﬂashing in display:

Error code 4 – The thermostat has overheated

and has switched oﬀ

Let the thermostat cool for period. Then switch

the thermostat oﬀ and on.

E5 or E6 ﬂashing in display:

Error code 5 - Floor sensor short circuited

Error code 6 - Floor sensor disconnected.

Check connections, if they are OK, then discon-

nect the 2 sensor wires and connect an ohm

meter to sensor wires.

Measure the ohm value and check with the val-

ues in the table in Technical Speciﬁcations below.

No light The system is turned oﬀ.

Green light System is standing by, set point

temperature reached

Green light ﬂashing Floor sensor is defect

Red light System is heating

Switching between

red and green light

The ﬂoor temperature limit pre-

vents the set point room tempera-

ture from being reached.

Light Indications (LED)

The EFET

535 has a LED above the 2 pole safety switch.

The LED has ﬁve indications:

Trouble shooting

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Danfoss ECtemp 535 Manuel d'installation Page 23