6819
Error code history entry 10
6820
Reset error history
Service/special operation
7040
Burner hours run maintenance interval
7041
Burner hours run since maintenance
7042
Burner starts maintenance interval
7043
Burner starts since maintenance
7044
Maintenance interval
7045
Time since maintenance
7053
Flue gas temp limit
7054
Delay flue gas temp signal
7119
7120
7130
Chimney sweep function
7140
Manual operation
7150
Outside temp simulation
7170
Telephone customer service
Used to check inputs and outputs
IO test
7700
7730
Outside temperature B9
7732
Flow temperature B1
7750
DHW temperature B3
7760
Boiler temperature B2
7820
Sensor temperature BX1
7821
Sensor temperature BX2
7830
Sensor temperature BX21 module 1
7831
Sensor temperature BX22 module 1
7832
Sensor temperature BX21 module 2
7833
Sensor temperature BX22 module 2
7840
Voltage signal H1
7841
Contact state H1
7845
Voltage signal H2
7846
Contact state H2
7870
Signal burner fault S3
7881
Signal 1st burner stage E1
Status
8000
Status heating circuit 1
8001
Status heating circuit 2
8002
Status heating circuit P
8003
8004
Status cooling circuit 1
8005
8007
MHG Heating Ltd, Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR
P:0845 6448802 F:0845 6448803
© MHG Heating Ltd
Eco function
Eco operation
Relay test
Status DHW
Status boiler
Status solar
E:info@mhgheating.co.uk
102:Clock time
master without
power reserve
No
-------
0
-------
0
-------
0
-------
0
Locked
-------
Off
Off
-------
No test
-------
-------
-------
-------
23.1
-------
-------
-------
-------
-------
0
Open
0
Open
0V
0V
Room frost
protection active
---
---
---
---
---
---
W: www.mhgheating.co.uk
010617
h
h
Months
Months
°C
min
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
V
V
49
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