Technical data

Installation, user and maintenance manual – GAHP-A
3
INDEX OF CONTENTS
1 PREFACE ............................................................................................................5
2 OVERVIEW AND TECHNICAL CHARACTERISTICS .........................................7
2.1 WARNINGS ....................................................................................................................................................................................... 7
2.2 NOTES ON OPERATION OF THE APPLIANCE ......................................................................................................................10
2.3 TECHNICAL MANUFACTURING CHARACTERISTICS.........................................................................................................11
2.4 TECHNICAL DATA ........................................................................................................................................................................11
2.5 DIMENSIONS AND SERVICE PANEL .......................................................................................................................................14
3 NORMAL OPERATION ....................................................................................17
3.1 START UP (AND SHUT DOWN) ................................................................................................................................................17
3.2 ON-BOARD ELECTRONICS ........................................................................................................................................................19
3.3 RESET OPERATIONS AND MANUAL DEFROSTING ...........................................................................................................21
3.4 OPERATING SETTINGS ...............................................................................................................................................................23
3.5 PROLONGED PERIODS OF DISUSE ........................................................................................................................................23
4 HYDRAULIC SYSTEM INSTALLATION TECHNICIAN ....................................27
4.1 GENERAL INSTALLATION PRINCIPLES ..................................................................................................................................27
4.2 POSITION OF THE APPLIANCE ................................................................................................................................................27
4.3 HYDRAULIC CONNECTIONS ....................................................................................................................................................30
4.4 GAS SUPPLY SYSTEM..................................................................................................................................................................32
4.5 CONDENSATE DISCHARGE CONNECTION ..........................................................................................................................32
4.6 FILLING OF HYDRAULIC CIRCUIT ...........................................................................................................................................34
4.7 EXHAUSTING THE COMBUSTION PRODUCTS ...................................................................................................................35
4.8 PROGRAMMING OF HYDRAULIC PARAMETERS ...............................................................................................................36
5 ELECTRICAL SYSTEM INSTALLATION TECHNICIAN ....................................39
5.1 ELECTRICAL DIAGRAMS OF THE APPLIANCE ....................................................................................................................42
5.2 HOW TO CONNECT THE APPLIANCE ELECTRICALLY .......................................................................................................43
5.3 TYPE B (DDC) ................................................................................................................................................................................43
5.4 TYPE C (Consent switch) ...........................................................................................................................................................55
5.5 HOW TO REMOTELY CONTROL THE FLAME CONTROLLER RESET ..............................................................................56
6 INITIAL ACTIVATION AND MAINTENANCE ..................................................59
6.1 PROCEDURE FOR INITIAL ACTIVATION ................................................................................................................................59
6.2 MAINTENANCE .............................................................................................................................................................................63
6.3 CHANGE OF GAS TYPE ..............................................................................................................................................................64
7 ACCESSORIES ..................................................................................................67
8 APPENDIX .......................................................................................................69
8.1 MACHINE OPERATING CODES ................................................................................................................................................69