Daikin EUWAC5FZW [143/264] The digital controller

The Digital Controller ESIE-0302

2–32 Part 2 – Functional Description

2.2 The Digital Controller

Digital controller EUWAC5-10FZW1, EUWA*5-24KZW1 and EUWY*5-24KZW1 units are equipped with a digital

controller offering a user-friendly way to configure, use and maintain the unit. The digital controller

consists of:

■ A numeric display

■ 4 keys

■ 4 LEDs, used to provide extra user information.

Each key, except for the

s key, combines two functions. The function of a key depends on the status

of the controller and the unit.

Front panel The illustration below shows the front panel of the controller.

Keys The table below contains an overview of the keys and their functions.

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x 100

clear

PRG

mute

SEL

Key Function

■ To enter the scroll list of parameters (press for 5 s).

■ To save a parameter modification.

■ To return to normal operation.

■ To deactivate the buzzer in case of an alarm.

■ To scroll up through the list of direct/user parameters.

■ To increase a parameter value.

■ To switch the unit ON in heating mode (press for 5 s) (only for heat pumps).

■ To switch the unit OFF when heating mode is active (press for 5 s) (only for

heat pumps).

■ To switch the unit ON in cooling mode (press for 5 s).

■ To switch the unit OFF when the cooling mode is active (press for 5 s).

■ To scroll down through the list of direct/user parameters.

■ To decrease a parameter value.

■ To enter the scroll list of direct parameters (press for 5 s).

■ To toggle between a parameter’s name and its value.

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■ To enter the scroll list of factory parameters (press for 5 s), after 5 s the

password for factory parameters is requested.

■ After 5 s, the manual defrosting cycle is activated (only for heat pumps).

■ After 5 s, the manual alarms are reset.