ENGLISH
39
NT_51897201_RHE-AN_130516.docx
Failure list
8.16
In case an alarm or a failure occurs, a
Maintenance To Do
message appears in red on the main screen.
The alarm type can then be consulted in the advanced menu. The error is then clearly identified on the
screen. The list of error messages is given in the following subsection.
Note: the alarms are declared with an alarm class type C ; resetting is automatic as soon as the problem
is resolved (no manual acknowledgement to be done).
Alarm
number
Alarm text
Description
1
Run Error Supply Air Fan
Malfunction Supply air fan
2
Run Error Extract Air Fan
Malfunction Extract air fan
6
Filter guard
Filter guard pressure switch activated
10
Fire alarm
Fire alarm activated
13
Supply Air control error
Supply air temperature deviates too much from the setpoint for too long
23
Electric heating is overheated
Heater high temperature limit switch activated
24 Frost
risk
Frost protection function is overriding the control of the heater output
(<12ºC)
25
Low frostguard temp
Frost protection temperature below frost limit value (<7ºC)
27
Sensor error Outdoor Tº
Malfunction of connected sensor
29
Rotation guard exchanger
Exchanger rotation sentinel alarm activated
31
Supply Air Fan control error
Supply air pressure deviates too much from the setpoint for too long
32
Extract Air Fan control error
Extract air pressure deviates too much from the sepoint for too long
41
Manual Heater Control
The heater is in manual mode
42
Exchange Ctrl manuel
Manual exchanger control
43
Manual cooler control
Cooling output in manual control
48
Internal heater error
Change the internal heater
49
Sensor error Supply Air temp
Malfunction of supply sensor
50
Sensor error Extract Air temp
Malfunction of return air sensor
51
Sensor error Room temp 1
Malfunction of ambient sensor
53
Sensor error Exhaust air temp
Malfunction of return air sensor
55
Sensor error SAF pressure
Malfunction of pressure sensor
56
Sensor error EAF
Malfunction of pressure sensor
58
Sensor error Frost Protection
temp
Malfunction of antifrost sensor
Menu
21.4°C
2012-06-26 14:02
2500 m3/h
2500 m3/h
Run mode : On
Select
"advance" menu
Select the alarm symbol
to see the alarm text.
Alarm list can be shown
using UP/DOWN arrows
Paramètres avancés
Paramètres avancés
Main screen :
Acces to
adjustment menu
Menu screen :
To exit from a screen, press
the icon in the upper righthand
corner of the screen
Maintenance needed
Centrale Double Flux
2012-11-12
System: run
Sp: 24.0C /Act: 17.8C
6.Filter guard
27 Aou 14:33 Class:C