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© MHG Heating Ltd
50
MHG Heating Ltd Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey KT20 5LR
Telephone 08456 448802 Fax 08456 448803 Email
Web www.mhgheating.co.uk
140116
6611
Sys message alarm
No, Yes
No
-
6612
Alarm delay
----/2
– 60
----
Min.
6620
Action changeover
function
Segment, System
System
-
6621
Summer changeover
Local, Central
Local
-
6623
Optg mode
changeover
Local, Central
Central
-
6624
Manual source lock
Local, Own segment
Local
-
6625
DHW assignment
Own controller, All controllers within
own segment, All controllers within
system
All controllers
within system
-
6630
Cascade master
Always, Automatically
Automatically
-
6631
Ext source in Eco
mode
Off, On DHW, On
Off
-
6632
Note OT limit ext
source
No, Yes
No
-
6640
Clock mode
Autonomously, From BUS slave
without remote setting, From BUS
slave with remote setting, Controller
is clock time master
Autonomously
-
6650
Outside temp source
S0/G1
– S14/G16
S0/G1
-
Fault
6700
Message
No error, Error 1…….
No Error
-
6705
Internal value of
diagnostic code
-
6706
Current value of
lockout phase
-
6710
Reset alarm
No, Yes
No
-
6740
Flow temp 1 alarm
----/10
– 240
----
Min.
6741
Flow temp 2 alarm
----/10
– 240
----
Min.
6742
Flow temp 3 alarm
----/10
– 240
----
Min.
6743
Boiler tamp alarm
----/10
– 240
----
Min.
6745
DHW charging alarm
----/1
– 48
----
H
6800
History 1
0
– 65535
-
-
6803
Error code 1
0
– 65535
No error
-
6805
Internal diagnostic
code 1
0
– 255
-
-
6806
Burner control phase 1
-
-
6810
History 2
0
– 65535
-
-
6813
Error code 2
0
– 65535
No error
-
6815
Internal diagnostic
code 2
0
– 255
-
-
6816
Burner control phase 2
-
-
6820
History 3
0
– 65535
-
-
6823
Error code 3
0
– 65535
No error
-
6825
Internal diagnostic
code 3
0
– 255
-
-
6826
Burner control phase 3
-
-
6830
History 4
0
– 65535
-
-
6833
Error code 4
0
– 65535
No error
-