Summary of Contents for Flexiheat FHATX25
- Page 1 TECHNICAL DOCUMENTATION HIGH EFFICIENCY GAS HEATER FH ATX25/35/45/60/80 1312DL6489 DTC ATX21-319 EN...
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Page 2: Table Of Contents
TABLE OF CONTENTS N° Chapter Pages GENERAL INFORMATIONS 1-1 General recommendations 1-2 Description of the gas heater 1-3 Instructions for use 6 à 7 1-4 Operation 1-5 Safety 1-6 Cut-off 1-7 Control board TECHNICAL CHARACTERISTICS 2-1 Performances of high efficiency gas heater FHATX 2-2 Dimensions of FHATXH &... - Page 3 Flexiheat is responsible for the conformity of the device to the rules, directives and standards of construction in force at the time of marketing. The knowledge and compliance with the legal provisions and standards inherent to the location, installation, commissioning and maintenance are the sole responsibility of the design office, the installer or user.
- Page 4 1.5 Guarantee The appliance is covered by a contractual warranty for any manufacturing defect. Refer to the General terms and conditions of sales for the duration of the warranty. Our liability as a manufacturer cannot be committed when incorrect use of a device has occurred, where there is a defect or of an insufficiency in the maintenance of that device, or an incorrect installation of the device.
- Page 5 PLEASE READ CAREFULLY BEFORE CONTINUING This technical manual must be kept in good condition inside the appliance The features, illustrations and descriptions contained in this document are, to our knowledge, accurate at the time of their approval for printing. We reserve the right to modify, to no longer offer certain features or to stop the production of a model without notice and does not constitute any commitment on our part.
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Page 6: General Informations
1-GENERAL INFORMATIONS 1.1 General recommandations The appliance can only be installed in rooms which are sufficiently ventilated, except if it has a sealed connection. The proper functioning of the gas heater depends on correct installation and commissioning. Installation and maintenance must be carried out by qualified personnel in conformity with the regulatory texts and the rules in force. -
Page 7: Instructions For Use
1.3 Instructions for use - Please read the instructions in this manual carefully for the operation and maintenance of this device. - Carry out maintenance at least once a year by qualified personnel. The frequency of the maintenance operations depends on the environment in which the device is installed. More regular inspection must be carried out in dusty locations. - Page 8 FH ATXC heaters are available in 4 models from 35 to 80kW and are intended for horizontal mounting and duct network blowing. MODELES FHATX25 FHATX35 FHATX45 FHATX60 FHATX80 Heat input HHV 29.14 40.38 51.40 67.83...
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Page 9: Dimensions Of Fhatxh & Fhatxv
2.2 Dimensions of FHATXH and FHATXV Top view Back view Lateral view TYPES FHATX25 FHATX35 FHATX45 FHATX60 FHATX80 1 060 1 060 1 060 1 060 1 060 Ø Fumes Ø Air Ø Gas ‘’ Weight * Only available for FHATXH 2.3 Recommendations for ATXH and ATXV installation... -
Page 10: Specific Performances Of Fhatxc
2.4 Dimensions of ATXC and accessories TYPES ATX35C ATX45C ATX60C ATX80C 1 060 1 060 1 060 1 060 1460 1460 1530 1560 Ø Fumes Ø Air Ø Gas ‘’ Weight 2-4 Specific performances of ATXC TYPES ATX35C ATX45C ATX60C ATX80C Model of the fan AT10-10... -
Page 11: Curves Pressure/Airflow Of Fhatxc
2.4 Curves pressure/airflow for FHATXC FHATX35C Heater It is equipped with a belt driven centrifugal fans AT10-10 (transmission of 90/118) with three-phase motor of 750 W (Rotation : 1140 rpm). The motor is connected to a frequency converter single- phase 230V IN and three-phase 230V OUT. The frequency converter allows the protection and the control of motor speed to reach the requested performances. - Page 12 2.4 Curves pressure/ariflow for ATXC ATX60C Heater It is equipped with a belt driven centrifugal fans AT12-12 (transmission of 112/170) with three-phase motor of 1500 W (Rotation : 940 rpm). The motor is connected to a frequency converter single-phase 230V IN and three-phase 230V OUT. The frequency converter allows the protection and the control of motor speed to reach the requested performances.
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Page 13: Mounting Brackets
3– INSTALLATION 3.1 Mounting brackets The appliances can be fixed on the wall or on the building's structural framework. Before fixing the unit, make sure of the strength of the support/bracket. It is possible to design its own bracket but preliminary studies must be realized to ensure the resistance of the structure. -
Page 14: Flue Pipe Connections
3.2 Flue pipe connection Connection of single roof flue kit B22 The combustion air is taken directly into the room and the smoke exhaust is done to the exterior thanks to a single flue kit through the roof. The use of roof chimney implies the to take the air combustion from the room where the heater is installed. Caution : Foresee a sufficient ventilation into the room. - Page 15 Single elbow Single extension of 1 meter Single extension of 1 meter Concentric extension of 1 meter Concentric extension of 1 meter Model of the heater FHATX25* FHATX35 FHATX45 FHATX60 FHATX80 Diameter of flue pipes 80 mm 80 mm 80 mm...
- Page 16 Connection of concentric wall flue kit C12 The connection for combustion air intake and smoke exhaust is made horizontally towards the outside of the room. CAUTION : it is necessary to realized a slope of 2 degrees towards the outside to allow the possible evacuation of condensate.
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Page 17: Gas Connection
3.3 Gas connection First of all it is necessary to check that the device is in conformity with the type of gas distributed. For this purpose, you must refer to the indications shown on the identification plate. The gas supply must be appropriated to the power of the heater and be equipped with all the security and inspection devices required by current standards. -
Page 18: Electrical Wiring
4– ELECTRICAL WIRING 4.1 Electrical schematics of ATX :... -
Page 19: Electrical Connection Between Heater's Components
4.2 Electrical connections between heater’s components : REF. ARXE532 CODE TYPE NDM31 TP15s TS 5 s OPT. Y2 G1 220-240 V 50-60Hz 30 VA PIN0476CQ0671 EN 298:2012 compliant Carte RFP21 10 9 14 13 12 11 10 9 Back side of control board... -
Page 20: Basic Connections Schematic With Pilot Wire Thermostats
4.3 Basic connection schematic with pilot wire thermostats: Heater’s connection : A : Neutral (blue or grey) - B: Phase (brown) - D: pilot wire (black) - C: Earth ( green/yellow) 1 - Switch disconnector 2 - Unit heaters 3 – Thermostat TFP3TS TFP1ET85P2 TFP2TS... -
Page 21: Combustion Settings
5-COMBUSTION SETTINGS Be careful, these interventions must be carried out by a qualified professional person 5.1 Changing gas The heaters are equipped of burners with nozzles allowing the use of natural gas G20/G25 and LPG G31. The hole of the nozzle are studied to ensure a good combustion and flame stability. 1 - Disconnect the electrical supply connector and shut off the gas supply. - Page 22 For combustion settings, you can adjust the following : 1 - Pressure screw on the gas valve according to the type of gas and its stage (Min P. & Max P.) 2 - Air pressure settup on the heater control board (Max P. and Min P). 1) Gas pressure tap for gas valve inlet 2) Gas pressure tap for gas valve outlet Top view...
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Page 23: Commissioning And Settings
6-COMMISSIONING AND SETTINGS 6.1 Checks before commissioning 1- Before starting the commissioning and powering the device, check the following things : - The connection of air combustion and fumes must be perfectly sealed. - Ensure the perfect tightness of the gas circuit till the heater. - The section of gas pipe line is correct according the gas type and pressure. -
Page 24: Control Board Use
6.3 Control board use The gas heaters are equipped with a control board allowing to control the state of the units and configure them. The display shows that the burner is on pre-ventilation. PREVENTILATION The second line indicates the speed of the extractor/exhaust fan 2200 RPM PA X and PA the state of the air pressure switch. - Page 25 The display shows the language of the display. LANGUAGE Several languages are available such as : ENGLISH Français, English, Deutsche , Espanol. To change the language, press 3 seconds « OK », select the new RESET language with ▼ and ▲ then validate with « OK ». To change the display, press ▲...
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Page 26: Control Board Settings
6.4 Control board settings The following settings must be realised by a qualified person, trained to the product specifications. Be careful, if you change the factory settings may lead to a malfunction. From the display « Gas heater setting», press 5 seconds on GAS HEATER «... -
Page 27: Troubleshouting
7– TROUBLESHOUTING WARNING : The power supply and gas supply must be cut before any intervention on the heater. 7.1 List of defect and solutions to problems The display show a polarity reversal. PH/N INVERSION ERROR It is necessary to cut-off the power supply of the heater and reverse the phase and neutral of the main power supply of the heater. - Page 28 The display does not concern ATX range. CONDENSATE ERROR If this message is displayed on ATX model, check the connector shunt of condensate level sensor, because this model does not have float. RESET To reset the error, press RESET The display shows a lack of air. AIR ERROR >>...
- Page 29 7-3 Bills of material for ATXH et ATXV ELECTRICAL CABINET Spare parts reference Description FHATX25* FHATX35 FHATX45 FHATX60 FHATX80 Axial fan ATE803S ATE804S ATE805S ATE808S4P ATE808S4P Fumes connector LE080M LE080M LE080M LE080M ATE004 EC exhaust fan ATE0102 ATE0101 ATE0101 ATE0101...
- Page 30 7-4 Bills of material for ARXC ELECTRICAL CABINET Spare parts reference Description ATX35 ATX45 ATX60 ATX80 Variable speed driver VVE009 VVE010 VVE010 VVE006 Centrifugal fan VE0017 VE0017 VE0034 VE0035 Transmission belt VE0044 VE047 Fan motor MOT001 MOT002 MOT002 MOT003 Fumes connector LE080M LE080M LE080M...
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Page 31: Maintenance
8– MAINTENANCE Correct and regular use and maintenance of the unit heater allows an efficient operation, a minimum consumption, as well as a long life. The maintenance must be done with the device cold, with the gas and electricity supplies cut off. These interventions must be realised by a qualified person. -
Page 32: User Recommendations
9– USER RECOMMENDATIONS 9-1 Safety rules - It is forbidden to obstruct and/or reduce the ventilation opening of the room where the heater is installed. - Never obstruct the fumes evacuation or the air combustion inlet. - Never make any modifications to the adjustments which have been carried out by the qualified person. - Never spray any water onto the gas heater , or never touch the heater with wet part of the body or/and naked feet.