Fault Codes - Chaffoteaux & Maury Mira system FF Installation And Operating Manual

11. Fault codes - Information
If the equipment has an operating fault, one or more LEDs (23) flash according to the type of fault listed in the table below.
CODE
30 40 50 60 70 80
H H H H H H H H H H G G
H H H H H H H H G G G G
H H H H H H G G G G H H
H H H H H H G G G G G G
H H H H G G H H H H H H
H H H H G G H H G G G G
H H H H G G G G H H H H
H H H H G G G G H H G G
H H H H G G G G G G H H
H H H H G G G G G G G G
H H G G G G G G H H H H
H H G G H H H H G G H H
H H G G H H G G H H H H
H H G G H H G G H H G G
H H G G H H G G G G H H
H H G G G G G G H H H H
H H G G G G G G H H G G
H H G G G G G G G G H H
H H G G G G G G G G G G
G G H H H H H H H H H H
H H = LED off
G G = LED blinking
FAULT
1
Locked - overheating.
3
Locked by ignition fault.
6
7
Water circulation absent.
8
Input water circulation fault.
11
Main exchanger outlet sensor open.
12
Main exchanger outlet sensor short-circuited.
13
Main exchanger inlet sensor open.
14
Main exchanger inlet sensor short-circuited.
15
External sensor open.
16
External sensor short-circuited.
18
20
Wiring fault (or 1.25 A fuse fault).
21
No extraction flow.
22
Extraction sensor fault.
28
Clima Manager "Module Counter" memory card faulty.
29
Clima Manager room sensor open.
30
Clima Manager room sensor short-circuited.
31
Fault on display board.
32
Communication problem between main boards and display.
14
INFORMATION
Frost protection.
Disappearance of current flame.