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Robur Gitie AHAY35/4 Manual

Integrated package for outdoor installation
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Installation, use and maintenance manual
Gitié AHAY
Integrated package for outdoor installation
with absorption heat pump and gas condensing boiler

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Summary of Contents for Robur Gitie AHAY35/4

  • Page 1 Installation, use and maintenance manual Gitié AHAY Integrated package for outdoor installation with absorption heat pump and gas condensing boiler...
  • Page 2 The rights of those who have legitimately filed the registered trademarks contained within this publication are not affected. With the aim of continuously improving the quality of its products, Robur S.p.A. reserves the right to modify the data and contents of this Installation, use and maintenance manual without prior notice.

  • Page 3: Table Of Contents

    INDEX OF CONTENTS Introduction Defrosting water drainage ......p. 28 ................p. 4 5 Electrical installer Recipients ..............p. 4 ............p. 28 Control device ............p. 4 Warnings ..............p. 28 II Symbols and definitions Electrical systems ..........p. 28 ......... p. 4 Electrical power supply ........p. 29 Key to symbols ............

  • Page 4: Iintroduction

    WARNING GAHP/GA unit and the AY boiler. DDC Control (Direct Digital Controller) = optional Robur NOTE control device to manage one or more Robur appliances in ON/OFF mode (GAHP heat pumps, GA chillers) or in modulating mode (AY boilers). PROCEDURE...
  • Page 5 Warnings The appliance can be used by children over 8 years cooled down. old, and by people with reduced physical, senso- Pressure vessels ry or mental capabilities, or lack of experience or knowledge, only if they are under surveillance or The appliance has a sealed circuit classified as pres- after they have received instructions regarding sure vessel, the tightness of which is tested by the...

  • Page 6: Iii.2 Compliance

    Warnings of the installation site must be free from aggressive 2016/426/EU "Gas Appliances Regulation" as amend- ▶ substances. ed and added. 2014/30/EC "Electromagnetic Compatibility Directive" ▶ Acid flue gas condensate as amended and added. 2014/35/EC "Low Voltage Directive" as amended and ▶...
  • Page 7 Warnings „ Abnormal actions transmitted to the appliance by the system or installation (mechanical stresses, pressure, vibrations, thermal expansion, electrical surges...). „ Accidental damages or due to force majeure. Installation, use and maintenance manual – Gitié AHAY...

  • Page 8: Features

    Features FEATURES FEATURES Air exchanger with finned coil, with steel pipe and al- ▶ uminium fins. 1.1.1 AHAY Integrated package features Automatic microprocessor-controlled finned coil de- ▶ frosting valve. The Gitié AHAY package consists of a GAHP A heat pump Low power consumption refrigerant fluid oil pump.

  • Page 9: Dimensions

    Features DIMENSIONS Figure 1.2  Dimensions (standard fan) 617 (D) 719 (D) 471 (C) 1050 (C) 1238 1425 1260 1525 GAHP A condensate drain Centre distance of holes for front vibration damper supports AY condensate drain Centre distance of holes for rear vibration damper supports Installation, use and maintenance manual –...
  • Page 10 Features Figure 1.3  Dimensions (silenced fan) 617 (D) 719 (D) 471 (C) 1050 (C) 1238 1425 1260 1525 GAHP A condensate drain Centre distance of holes for front vibration damper supports AY condensate drain Centre distance of holes for rear vibration damper supports Figure 1.4 ...

  • Page 11: Controls

    1. DDC control 2. external requests 1.3.2 DDC Controller The DDC control is able to manage one or more Robur ap- pliances in ON/OFF mode (GAHP heat pumps, GA chillers) or modulating mode (AY boilers). The main functions are: Adjustment and control of one (or more) Robur units ▶...

  • Page 12: Circulating Pump Characteristic Curves

    Features 1.3.3 External requests the requests to the units making up the Gitié AHAY (GAHP A and AY boiler). The AY boiler retains the possibility of The appliance may also be controlled via generic request operating in power modulation. devices (e.g. thermostats, clocks, buttons, contactors...) fitted with voltage-free NO contacts.

  • Page 13: Technical Data

    Technical data Installation, use and maintenance manual – Gitié AHAY...
  • Page 14 Technical data...
  • Page 15 Technical data Installation, use and maintenance manual – Gitié AHAY...
  • Page 16 Technical data...

  • Page 17: Transport And Positioning

    Transport and positioning TRANSPORT AND POSITIONING WARNINGS In the event of handling with forklift or pallet truck, comply with the handling instructions shown on the packing. Damage from transport or installation The manufacturer shall not be liable for any dam- APPLIANCE POSITIONING age during appliance transport and installation.

  • Page 18: Minimum Clearance Distances

    Heating engineer 3.3.3 Acoustic issues MOUNTING BASE Pre-emptively assess the appliance's sound effect in 3.5.1 Mounting base constructive features connection to the site, taking into account that build- ing corners, enclosed courtyards, restricted spaces may Place the appliance on a level flat surface made of fire- amplify the acoustic impact due to the reverberation proof material and able to withstand its weight.
  • Page 19 Heating engineer 4.2.6 Minimum components of water circuit from weathering and freezing, insulated for ther- mal dispersion. Always provide, near the appliance: „ Sizing of the pipes, according to the supplied circu- on water piping, both outlet and inlet ▶ lator, must grant the nominal water flow required „...
  • Page 20 Heating engineer 4.2.7.3 AY 50 lised (at least 1,5 bar). 1. Slightly loosen the cap of the jolly valve located at 4.2.7.2 AY 35 the top of the condensing block (detail 1, Figure 1. Slightly loosen the cap of the jolly valve placed on the 4.2 ...
  • Page 21 Heating engineer 1. Turn off the system by means of provided control de- Figure 4.2  Air-vent valve vices and wait for the water pumps to stop. 2. Disassemble the front panel of the boiler. 3. Close the shut-off valve on the outlet and open the up- per or left vent valve (Figure 4.3 ...
  • Page 22 Heating engineer 4.2.8 Hydraulic diagrams Figure 4.4  Hydraulic diagram Gitié AHAY /2 Anti-vibration connection Shut-off valve Outdoor temperature probe Pressure gauge Buffer tank (and hydraulic separator) Gas connection Flow regulator valve Conditioning circuit water pump Sludge filter DDC panel Figure 4.5  Hydraulic diagram Gitié AHAY /4 Anti-vibration connection 12 DHW accumulation tank Gas connection...
  • Page 23 Heating engineer freeze self-protection system to prevent freezing. The manufacturer disclaims any liability for any The antifreeze function (activated by default) au- damage caused by improper glycol use. tomatically starts the primary water pump and, if „ Always check product suitability and its expiry required, the burner too, when the outdoor tem- date with the glycol supplier.

  • Page 24: Fuel Gas Supply

    Heating engineer 4.2.12 System water quality 4.2.12.2 Water topping up The chemical-physical properties of the system's water may alter over time, resulting in poor operation or exces- Responsibility of the user/operator/installer sive topping up. Ensure there are no leaks in the installation. The installer, operator and user must assure system ▶...

  • Page 25: Combustion Products Exhaust

    Heating engineer Table 4.4  Network gas pressure Gas supply pressure [mbar] Product Country of destination G25.1 G25.3 G2.350 category (1) (2) (3) (1) (2) (2) (3) (2) (3) AL, BG, CY, CZ, DK, EE, FI, GR, HR, IT, LT, MK, NO, RO, SE, SI, SK, TR 2H3B/P AT, CH...
  • Page 26 Heating engineer 4.4.1 GAHP A The rain cover, supplied, must be mounted on the flue gas exhaust pipe to protect the internal components of the 4.4.1.1 Flue gas exhaust connection boiler (detail E, Figure 4.7  p. 26 ). Ø 80 mm (with gasket), on the left, at the top (Figure The combustion air is drawn from the outside of the cas- 4.6 ...

  • Page 27: Flue Gas Condensate Drain

    Heating engineer chamber (Figure 4.8  p. 27 ). to the sewerage system. Incorrect positioning of the gasket G can compro- mise the correct discharge of the flue gas outside Figure 4.9  Flue gas condensate drain and consequently damage the appliance. Figure 4.8  Correct gasket positioning >...

  • Page 28: Defrosting Water Drainage

    Electrical installer 4.5.1.2 AY 4.5.3 Condensate drain siphon filling The connection for flue gas condensate drain is located During the first start-up, the condensate siphon of the AY on the right side of the appliance at the connection plate modules must be filled to prevent the combustion gases (Paragraph 1.2 ...

  • Page 29: Electrical Power Supply

    Detail of cable glands position The CAN bus communication network, implemented with the cable of the same name, makes it possible to connect and remotely control one or more Robur appliances with ELECTRICAL POWER SUPPLY the DDC control device. It entails a certain number of serial nodes, distinguished...
  • Page 30 For lengths ≤200 m and up to 4 nodes (e.g. 1 DDC + 1 Table 5.1  CAN bus cables type Cable name Signals / Color Maximum length Note Robur Optional code OCVO008 ROBUR NETBUS H = BLACK L = WHITE GND = BROWN 450 m Honeywell SDS 1620 BELDEN 3086A H = BLACK...
  • Page 31 Electrical installer Figure 5.6  CAN bus connection between Gitié and DDC JUMPER J11 SHIELD 0 L H SHIELD DDC Direct Digital Controller Data signal HIGH CAN bus cable shield SCH CAN-NDG board of the AY module Data signal LOW Insulating tape to protect the shield of J11 CAN bus jumper on CAN-NDG board Terminal node connection - (3 wires;...

  • Page 32: First Start-Up

    ▶ bustion parameters and may exclusively be carried Failed compliance with minimum clearances. ▶ out by a Robur TAC. NEITHER the user NOR the in- Insufficient distance from combustible or flammable ▶ stallation technician is authorised to perform such materials.

  • Page 33: How To Access The Boiler

    First start-up ELECTRONIC BOARD PARAMETERS 2. Remove front panel B by tilting it outwards from be- SETTING low and pulling it off the top. Figure 6.1  Accessing the GAHP A module Before commissioning the operation of the device to the user, the operating parameters must be set or simply checked.
  • Page 34 First start-up Figure 6.3  Access and setting of boiler parameters 6.4.1.1 AY 35 ware 1.001 for the CAN-NDG board and to the firm- ware A.10 for the MIAH410 board. The parameters and their values refer to the firm- Table 6.1  AY 35 electronic board parameters Parameter Description Range Default...
  • Page 35 First start-up Post-circulation heating timing It is possible to set the operating time of the pump, in heating mode, after Value in multiples of 5 s 0 ÷ 90 the main burner has been switched off due to the intervention of the room (default 36 x 5 = 180 s) thermostat.
  • Page 36 First start-up 18. AY 50 (and each of the two Boiler model selection 17 ÷ 18 modules of AY 100) Mod0 type Do not change Not used Serial number Mod0 - 3 most significant digits 000 ÷ 999 Do not change Not used Serial number Mod0 - 3 intermediate digits 000 ÷...
  • Page 37 First start-up Min heating setpoint 20 ÷ 40 Value in °C It is possible to set the minimum user-adjustable heating temperature. Max heating setpoint 40 ÷ 88 Value in °C It is possible to set the maximum user-adjustable heating temperature. Δt delivery-return setpoint 0.
  • Page 38 First start-up 6.4.1.4 Blower frequencies Table 6.3  Minimum and maximum blower frequencies Frequency (heating/DHW) (1) Boiler Gas type Measurement unit minimum maximum Caldaria 35 G25.3 AY 35 G25.1 Caldaria 55.1 Caldaria 100.2 G25.3 AY 50 G2.350 AY 100 Caldaria 35, Caldaria 55.1, Caldaria 100.2: check parameters P10 and P11 for DHW, P12 and P13 for heating. AY 35, AY 50, AY 100: check parameters P62 and P63 for heating.

  • Page 39: Gahp/Ga

    First start-up 6.4.1.4.2 AY 50 Figure 6.6  Heat input/blower frequency diagram G25.1 G25.3 G2.350 Freq (Hz) Ti Thermal input Freq Frequency GAHP/GA number (e.g. "0.", "1.", "2.", ... "8."). The last three digits (on the right, red) indicate a code ▶ or a value for a parameter, among those included in Firmware the selected menu (e.g.

  • Page 40: Ay Combustion Parameters Check

    First start-up operations, reset errors (Paragraph 9.2  p. 46 ). command, a flashing code is displayed (e.g. "reS1" Menu "3.", display and setting, to set the value of some for the flame lock-out reset command). ▶ 9. Press the knob to reconfirm the figure; or rotate the system parameters (e.g.
  • Page 41 First start-up The CO values and other parameters useful to verify com- Figure 6.8  Gas valve bustion are summarized in Table 6.4  p. 41 . Power the boiler. ▶ Open the gas valve on the boiler and check that the ▶ valves connecting to the system are open. Activate the heating request to the boiler, through the ▶...

  • Page 42: Gas Changeover

    NORMAL OPERATION This section is for the end user. The use of the device by the end user is only per- mitted after the Robur authorised TAC has com- pleted the first start-up. Figure 7.1  Boiler control panel Heating temperature adjustment...

  • Page 43: Warnings

    First start-up may exclusively be carried out by a nected to the fumes exhaust system. Robur TAC (Chapter 6  p. 32 ). „ The hydraulic circuit has been filled. If this is not the case, fill the system according to the instructions in Never power the appliance off while it is run- Paragraph 4.2.7 ...

  • Page 44: Modifying Settings

    Maintenance 7.3.1 Operation with external request the display. In this operating mode the boiler no longer provides heat- 7.3.1.1 Turning the boiler on and off ing and DHW, but the antifreeze and pump anti-lock sys- 7.3.1.1.1 Switching on tems remain active (Paragraph 4.2.10  p. 22 ). 1.

  • Page 45: Gahp/Ga Preventive Maintenance

    Maintenance GAHP/GA PREVENTIVE MAINTENANCE For preventive maintenance, comply with the recommendations in Table 8.1  p. 45 , column GAHP A. Table 8.1  Guidelines for the GAHP/GA preventive maintenance operations GAHP A GAHP GS/WS GA ACF GAHP-AR Guidelines for the preventive maintenance operations visually check of the general condition of the unit and of its √...

  • Page 46: Diagnostics

    Diagnostics long period of time, disconnect it from the electrical and Before reactivating the appliance, the operator/ gas mains. These operations must be performed by qual- maintenance technician of the system must first of ified personnel. all: „ Check whether any maintenance operations are re- How to deactivate the appliance for long pe- quired (contact the TAC;...

  • Page 47: Operative Codes

    Diagnostics 5. Exit menu 2 and the menu list, by selecting and boiler: pressing letter "E" twice, and go back to the normal 1. Access the boiler's internal display by removing the display of detected temperature data. front panel (procedure Paragraph 6.3  p. 33 ). 6.
  • Page 48 Diagnostics Code Description Warning (u) Error (E) Reset may be performed from the DDC/CCI or from the Reset is automatic when the triggering S61 board (menu 2, parameter 21). Flue gas temperature probe fault condition ceases. If the code persists, shows up again or in case of doubt, contact the TAC.
  • Page 49 Diagnostics Code Description Warning (u) Error (E) The priming cycle lasts 30’ if activated manually or 10 minutes if activated auto- Oil pump priming cycle activated matically. Reset is automatic when the triggering condition ceases. High hot water delivery temper- Reset is automatic when the triggering ature condition ceases.
  • Page 50 Diagnostics The reset can be carried out from DDC or from the boiler panel by pressing the key. Flame controller error If the code persists, shows up again or in case of doubt, contact the TAC. Reset is automatic when the triggering Insufficient water pressure condition ceases.

  • Page 51: Appendices

    Robur SPA, Via Parigi 4/6, I-24040 Zingonia (BG) Contact details (*) For heat pump space heaters and heat pump combination heaters, the rated heat output Prated is equal to the design load for heating Pdesignh , and the rated heat output of a supplementary heater Psup is equal to the supplementary capacity for heating sup(Tj) .
  • Page 52 Contact details Robur SPA, Via Parigi 4/6, I-24040 Zingonia (BG) (*) For heat pump space heaters and heat pump combination heaters, the rated heat output Prated is equal to the design load for heating Pdesignh , and the rated heat output of a supplementary heater Psup is equal to the supplementary capacity for heating sup(Tj) .
  • Page 53 Contact details Robur SPA, Via Parigi 4/6, I-24040 Zingonia (BG) (*) For heat pump space heaters and heat pump combination heaters, the rated heat output Prated is equal to the design load for heating Pdesignh , and the rated heat output of a supplementary heater Psup is equal to the supplementary capacity for heating sup(Tj) .
  • Page 54 Robur SPA, Via Parigi 4/6, I-24040 Zingonia (BG) Contact details (*) For heat pump space heaters and heat pump combination heaters, the rated heat output Prated is equal to the design load for heating Pdesignh , and the rated heat output of a supplementary heater Psup is equal to the supplementary capacity for heating sup(Tj) .
  • Page 56 Robur mission Robur is dedicated to dynamic progression in research, development and promotion of safe, environmentally-friendly, energy-efficiency products, through the commitment and caring of its employees and partners. Robur S.p.A. advanced technologies for air conditioning via Parigi 4/6 24040 Verdellino/Zingonia (BG) Italy +39 035 888111 - F +39 035 884165 www.robur.it robur@robur.it...

This manual is also suitable for:

Gitie ahay35/4s1Gitie ahay35/2Gitie ahay35/2 s1Gitie ahay50/4Gitie ahay50/4s1Gitie ahay50/2 ... Show all

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