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