7.2
Commissioning of the appliance ............................................................................................................................... 31
7.3
Setting and adjusting the clock functions .................................................................................................................. 32
7.3.1
Setting the clock ........................................................................................................................................................ 32
7.3.2
Setting the timer function .......................................................................................................................................... 32
7.4
Additional functions ................................................................................................................................................... 32
7.5
Shutting down ........................................................................................................................................................... 32
7.5.1
Frost protection ......................................................................................................................................................... 33
7.6
System Shutdown ..................................................................................................................................................... 33
7.6.1
Frost protection ......................................................................................................................................................... 33
8.
Setting and Adjustment 34
8.1
Directly via the operating panel ................................................................................................................................. 34
8.1.1
Appliance on/off ........................................................................................................................................................ 34
8.1.2
DHW comfort ............................................................................................................................................................. 34
8.1.3
Resetting ................................................................................................................................................................... 34
8.1.4
Changing the settings of the various functions: ......................................................................................................... 34
8.1.5
Maximum CH supply temperature ............................................................................................................................. 34
8.1.6
DHW temperature ..................................................................................................................................................... 34
8.2
Settings through the service code ............................................................................................................................. 35
8.3
Parameters ................................................................................................................................................................ 35
8.3.1
Enable/disable keep hot facility by Open Therm room thermostat. .......................................................................... 36
8.3.2
Summer mode. .......................................................................................................................................................... 36
8.4
Setting maximum CH power...................................................................................................................................... 37
8.5
Setting pump position ................................................................................................................................................ 37
8.6
Weather-dependent control ....................................................................................................................................... 37
8.7
Conversion to different gas type................................................................................................................................ 38
1.1.1
Converting the gas restriction.................................................................................................................................... 38
8.8
Gas-Air ratio control. ................................................................................................................................................. 39
8.9
Checking the gas air ratio control .............................................................................................................................. 40
8.9.1
Checking flue gas at maximum power. ..................................................................................................................... 40
8.9.2
Checking flue gas at minimum power ....................................................................................................................... 41
8.9.3
Correction gas air ratio on minimum power ............................................................................................................... 42
9.
Faults 44
9.1
Faultcodes ................................................................................................................................................................. 44
9.2
Other faults ............................................................................................................................................................... 45
9.2.1
Burner does not ignite ............................................................................................................................................... 45
9.2.2
Burner ignites noisily ................................................................................................................................................. 45
9.2.3
Burner resonating ...................................................................................................................................................... 46
9.2.4
No heating (CH) ........................................................................................................................................................ 46
9.2.5
The power is reduced ................................................................................................................................................ 46
9.2.6
CH does not reach temperature ................................................................................................................................ 46
9.2.7
No hot water (DHW) .................................................................................................................................................. 47
9.2.8
Hot water does not reach temperature ...................................................................................................................... 47
9.2.9
LED on CH pump is flashing alternately red and green. ........................................................................................... 47
9.2.10
LED on CH pump is flashing red. .............................................................................................................................. 47
10.
SERVICING THE BOILER 48
10.1
Disassembly .............................................................................................................................................................. 49
10.2
Assembly ................................................................................................................................................................... 50
10.3
Combustion ............................................................................................................................................................... 51
11.
Technical Specifications 52
11.1
NTC resistances ........................................................................................................................................................ 52
11.2
Electrical diagram ...................................................................................................................................................... 54
12.
Warranty CoNDiTions 55
13.
CE DECLARATION 55
14.
SERVICE RECORD 57
© 2015 Intergas Heating Ltd
The information provided applies to the product in the standard model. Intergas
Verwarming BV can therefore not be held liable for any damage resulting from the
product specifications that deviate from the standard model.
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