REMKO ATR-4 User Manual

Page 5

Note: To protect against frost, the cooling temperature may not be set
below + 5 °C.

Cooling Temperature

The cooling temperature can be set on the lower adjustment knob (3). It is
displayed absolutely on the right half of the display. Three seconds after the
knob is turned, the unit automatically displays the current temperature again.

Frost Protection Temperature

The frost protection temperature is fixed at 5 °C. By pressing the two pro-
gram buttons + and –, the frost protection temperature can be selected.
The frost protection level is not accessible via the timer program or in cool-
ing mode.

The current target value can be queried by pressing the SET program but-
ton. After three seconds, the current temperature is displayed again.

Off

By pressing the two program buttons

¹ and + at the same time, the operat-

ing mode is no longer displayed on the right-hand side of the display. The
unit continues to record the current temperature but all control functions are
completely switched off.

Hand Button

The

button makes it possible to change the current temperature mode

(comfort temperature / cooling temperature) in automatic mode. The se-
lected temperature mode is displayed by indicators on the right-hand side of
the display. This function is deleted for the next program point.

Reset

There are two different reset options:
1. Start up reset:
The RESET button (3) makes possible to restart the unit after operation has
been to interrupted due to a malfunction. The clock must be reset but the
program and parameter settings are retained.
2. Global reset
To force the unit to restart with the factory settings, the buttons RESET, +
and – must be pressed at the same time. After the RESET button is re-
leased, the buttons + and – must be held down until the version number
(r 10...) appears on the display.

Note: Any previously entered individual timer program and any pa-
rameter settings are lost.