Daikin EUWA/Y5-30HB/C(Z) - The EUWA;Y5-10 HB(Z) Controller

The Controller for the EUWA/Y5-10HB(Z) Chillers ESIE98–06A
2–16 Part 2 – Functional Description
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2.2 The EUWA/Y5-10HB(Z) Controller
Digital controller The EUWA/Y5-10HB(Z) 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 following table gives an overview of the keys and their functions:
comp
x
100
clear
PRG
mute
SEL
Key Function
p
■ to enter the scroll list of parameters (press for 5 s)
■ to save a parameter modification
■ to return to normal operation
m
■ to deactivate the buzzer in case of an alarm
u
■ to scroll up through the list of direct/user parameters
■ to increase a parameter value
h
■ to switch the unit on in heating mode (press for 5 s)
■ to switch the unit off when heating mode is active (press for 5 s)
c
■ to switch the unit on in cooling mode (press for 5 s)
■ to switch the unit off when cooling mode is active (press for 5 s)
d
■ to scroll down through the list of direct/user parameters
■ to decrease a parameter value
s
■ to enter the scroll list of direct parameters (press for 5 s)
■ to toggle between a parameter’s name and its value
p sç •
■ to enter the scroll list of factory parameters (press for 5 sec.), after 5 sec. the
password for factory parameters is requested.
s u
■ after 5 seconds the manual defrosting cycle is activated, only possible for heat
pumps
u d
■ after 5 sec.: reset of the manual alarms