
HAMWORTHY HEATING LTD
80
Merley Boiler Sequence Controller
500001210/D
State of boiler
End user (info level)
Commissioning, heating engineer
SLT has cut out
SLT has cut out
1
SLT test active
SLT test active
123
Fault.
Fault.
2
Limit thermostat has cut out
Limit thermostat has cut out
3
Manual control active
Manual control active
4
Chimney sweep function, high
-
fire
5
Chimney sweep function, low
-
fire
6
Chimney sweep function active
7
Locked, manually
8
Locked, automatically
9
Locked, outside temperature
176
Locked, Economy mode
198
Locked
10
Minimum limitation
20
Minimum limitation, low
-
fire
21
Minimum limitation active
Minimum limitation active
22
Protective start
-
up
11
Protective startup, low
-
fire
12
Return limitation
13
Return temperature limitation, low
-
fire
14
In operation
18
In operation for HC, DHW
In operation for HC, DHW
170
In partial load operation for HC, DHW
In partial load operation for HC, DHW
171
Released for HC, DHW
Released for HC, DHW
173
In operation for DHW
In operation for DHW
168
In partial load operation for DHW
In partial load operation for DHW
169
Released for DHW
Released for DHW
174
In operation for heating circuit
In operation for heating circuit
166
In partial load operation for HC
In partial load operation for HC
167
Released for HC
Released for HC
175
Overrun active
Overrun active
17
Released
Released
19
Frost protection plant active
23
Frost protection active
24
Off
Off
25