&217(176
,9 ,167$//$7,21
1 - GENERAL............................................................................................................................................ 17
1.1 - Location of boiler ..................................................................................................................... 17
1.2 - Gas supply ............................................................................................................................... 17
1.3 - Flueing ..................................................................................................................................... 17
1.4 - Air supply ................................................................................................................................. 18
1.5 - Water circulation system ......................................................................................................... 18
1.6 - Electrical supply ....................................................................................................................... 18
2 - ANGLE MOUNTING ............................................................................................................................ 18
3 - SPACER BACK PLATE (SUPPLIED AS AN OPTION) ....................................................................... 19
4 - PLUMBING CONNECTIONS............................................................................................................... 19
4.1 - Pressure/flow rate curves ........................................................................................................ 19
4.2 - Water conditioning in closed multimetal circuits ...................................................................... 20
4.3 - Floor heating installation .......................................................................................................... 20
5 - COMBUSTION PRODUCT FLUEING ................................................................................................. 21
5.1 - Evacuation using standard flue (model B23) ........................................................................... 21
5.2 - Evacuation using balanced flue ............................................................................................... 22
5.3 - Evacuation using horizontal balanced flue (model C13) ......................................................... 24
6 - GAS CONNECTIONS.......................................................................................................................... 27
7 - ELECTRICAL CONNECTIONS ........................................................................................................... 27
7.1 - Connecting QAC31 outside sensor and QAA70 room sensor options .................................... 27
7.2 - Additional functions ................................................................................................................. 27
7.3 - Wiring diagram ........................................................................................................................ 28
9 &200,66,21,1*
1 - COMMISSIONING............................................................................................................................... 29
2 - OPERATING PRESSURE CHECK ..................................................................................................... 29
3 - GAS /CO2/CO/NOX FLOW CHECK.................................................................................................... 30
4 - CONVERSION SET............................................................................................................................. 31
4.1 - Conversion from Natural gas H to LPG ................................................................................... 31
4.2 - Conversion from LPG to Natural gas H ................................................................................... 31
4.3 - Adjustment process ................................................................................................................. 31
9, 0$,17(1$1&(
9,, '20(67,&+27:$7(57$1.6
1 - ELECTRICAL CONNECTIONS ........................................................................................................... 33
2 - HYDRAULIC CONNECTIONS............................................................................................................. 33
3 - OPERATING PRINCIPLE.................................................................................................................... 34
9,,, 5(*/(0(17$7,21
1 - DECLARATION OF CONFORMITY .................................................................................................... 35
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