Installation, user and maintenance manual
– GAHP-A
3
Index of Contents
1 PRefACe ������������������������������������������������������������������������������������������������������������4
2 sAfetY WARnInGs ������������������������������������������������������������������������������������������5
2.1 WARRANTY TERMS ....................................................................................................................................................................... 7
3 oVeRVIeW And teCHnICAL feAtURes ��������������������������������������������������������8
3.1 GENERAL INFORMATION ............................................................................................................................................................ 8
3.2 NOTES ON OPERATION OF THE APPLIANCE ......................................................................................................................10
3.3 TECHNICAL MANUFACTURING CHARACTERISTICS.........................................................................................................11
3.4 TECHNICAL DATA ........................................................................................................................................................................11
3.5 DIMENSIONS AND SERVICE PANEL .......................................................................................................................................15
4 noRMAL oPeRAtIon ������������������������������������������������������������������������������������17
4.1 START UP (AND SHUT DOWN) ................................................................................................................................................17
4.2 ON-BOARD ELECTRONICS ........................................................................................................................................................19
4.3 RESET OPERATIONS AND MANUAL DEFROSTING ...........................................................................................................22
4.4 OPERATING SETTINGS ...............................................................................................................................................................24
4.5 PROLONGED PERIODS OF DISUSE ........................................................................................................................................24
5 HYdRAULIC InstALLAtIon ��������������������������������������������������������������������������27
5.1 GENERAL INSTALLATION PRINCIPLES ..................................................................................................................................27
5.2 POSITION OF THE APPLIANCE ................................................................................................................................................27
5.3 HYDRAULIC CONNECTIONS ....................................................................................................................................................30
5.4 GAS SUPPLY...................................................................................................................................................................................32
5.5 CONDENSATE DISCHARGE .......................................................................................................................................................33
5.6 FILLING OF HYDRAULIC CIRCUIT ...........................................................................................................................................34
5.7 EXHAUST FLUE GAS ....................................................................................................................................................................36
5.8 PROGRAMMING OF HYDRAULIC PARAMETERS ...............................................................................................................37
6 eLeCtRICAL InstALLAtIon ��������������������������������������������������������������������������40
6.1 ELECTRICAL DIAGRAM OF THE APPLIANCE .......................................................................................................................45
6.2 HOW TO CONNECT THE APPLIANCE ELECTRICALLY .......................................................................................................46
6.3 TYPE A (Comfort Control Panel) .............................................................................................................................................47
6.4 TYPE B (DDC) ................................................................................................................................................................................56
6.5 TYPE C (Consent switch) ...........................................................................................................................................................66
6.6 HOW TO RESET THE FLAME CONTROLLER FROM REMOTE ..........................................................................................67
7 InItIAL ACtIVAtIon And MAIntenAnCe ��������������������������������������������������69
7.1 PROCEDURE FOR FIRST START UP .........................................................................................................................................69
7.2 MAINTENANCE .............................................................................................................................................................................73
7.3 CHANGE OF GAS TYPE ..............................................................................................................................................................74
8 ACCessoRIes ��������������������������������������������������������������������������������������������������77
9 oPeRAtInG Codes/tRoUBLesHootInG ���������������������������������������������������78
9.1 OVERVIEW AND OPERATING CODES/TROUBLESHOOTING ..........................................................................................78
DECLARATLON OF CONFORMITY������������������������������������������������������������������������91