Status Indication Of Milk Frother Aero3 - Nespresso EF 451 C 111 Service Manual

5.2.2 Status indication of milk frother AERO3

The operating button with red/blue backlight shows the status of the milk frother
according to the following table:
Machine status etc.
Off
On - hot milk preparation
On - cold milk froth prepara-
tion
Failure/malfunction
(e.g. overheating because of
burnt milk, too less or no
milk)
Failure: milk frother has
wrong mains voltage range
Operating button
Backlight off
Red backlight on
Blue backlight on
Blinking red backlight
(1 Hz, 0.5sec on, 0.5sec off)
Fast blinking red backlight
(2 Hz, 0.25sec on, 0.25sec off
O P E R A T I O N
Light signal
Citiz service manual
To reset a red blinking
backlight:
1. Remove milk frother from
platform.
2. Remove cause of failure if
possible.
29