Summary of Contents for ROBUA AY00-120
- Page 1 Installation, Use and Maintenance Manual AY00-120 Condensing boiler for heating gas powered...
- Page 2 Revision: K Code: D-LBR531 This Installation, use and maintenance manual has been drawn up and printed by Robur S.p.A.; whole or partial reproduction of this Installation, use and maintenance manual is prohibited. The original is filed at Robur S.p.A.. Any use of this Installation, use and maintenance manual other than for personal consultation must be previously authorised by Robur S.p.A.. The rights of those who have legitimately filed the registered trademarks contained within this publication are not affected.
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Page 3: Table Of Contents
................p. 28 Hydraulic connections ..........p. 13 Operative codes............. p. 28 Water circulation pump ..........p. 14 9 Appendices Anti-icing function............p. 14 ................p. 29 Anti-icing liquid ............. p. 14 Product fiche..............p. 29 System water quality ........... p. 15 Installation, use and maintenance manual – AY00-120... -
Page 4: Iintroduction
CONTROL DEVICE In order to be able to work, the AY00-120 unit needs a control RECIPIENTS device (DDC, CCP/CCI or external requests), which must be con- nected by the installer. - Page 5 Depending on the chemical/physical properties of the the new owner or installer in the event of sale or removal. system water, limescale or corrosion may damage the Installation, use and maintenance manual – AY00-120...
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Page 6: Iii.2 Conformity
Warnings III.2 CONFORMITY EU Directives and standards The appliance is CE certified and conforms with all essential re- quirements of the following Directives: Efficiency Directive 92/42/EEC and subsequent modifica- ▶ tions and additions. 2009/142/EC "Gas Appliances Directive" as amended and ▶... -
Page 7: Features And Technical Data
▶ mostat; AY00-120 unit is a high efficiency condensing boiler suitable for flue gas limit thermostat, for single use (thermal switch); ▶ supply hot water up to 80 °C. The appliance is provided with an system circuit water differential pressure switch (PD1);... - Page 8 Features and technical data Figure 1.2 Service plate - Hydraulic/gas unions detail Gas connection Ø 3/4" M Water outlet connection Ø 1 1/4" F Water inlet connection Ø 1 1/4" F Condensate discharge connection (ext. D. 25...
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Page 9: Electrical Wiring Diagram
Differential water pressure switch (appliance internal circuit) Differential water pressure switch (system circuit) Safety thermostat Water limit thermostat Antifreeze thermostat for syphon resistance Water circulating pump (appliance internal circuit) Syphon resistance Gas valve ON indicator lamp Installation, use and maintenance manual – AY00-120... -
Page 10: Electronic Boards
The DDC controller is able to control appliances, a single Party generator control, probe control, system valves or circulat- AY00-120 unit, or even several Robur GAHP/GA/AY units in cas- ing pumps, ...). cade, only in ON/OFF mode (non modulating). For more details... -
Page 11: Technical Characteristics
(therefore A/WS/GS only, excluding AR/ACF/AY), vices (e.g. thermostats, clocks, buttons, contactors...) fitted with plus any AY00-120 integration ON/OFF boiler. For additional de- voltage-free NO contact. This system only provides elementary tails and diagrams refer to the CCP/CCI Manual and the Design control (on/off, with fixed set-point temperature), thus without Manual. -
Page 12: Transport And Positioning
Transport and positioning AY00-120 emission class emission 19,5 CO emission Minimum storage temperature °C Maximum water pressure in operation Maximum flow flue condensate Water content inside the apparatus hot side type Water fitting thread “ G 1 1/4 type Gas connection thread “... -
Page 13: Mounting Base
In many cases it is advisable to divide the hydraulic system into two parts, primary and secondary circuit, uncoupled by a hy- draulic separator, or possibly by a tank that also acts as inertial volume/thermal inertia. Installation, use and maintenance manual – AY00-120... -
Page 14: Water Circulation Pump
Heating engineer Figure 3.1 Hydraulic plan Gas connection Anti-vibration connection Pressure gauge Flow regulator valve Water filter Shut-off valves Water pump (primary circuit) Safety valve (3 bar) Expansion tank Hydraulic separator / inertial tank with 4 fittings Water pump (secondary circuit) Water circuit inside the appliance ANTI-ICING LIQUID The appliance is equipped with its own expansion tank... -
Page 15: System Water Quality
„ Contact specialised firms or professionals for water treat- ment or system washing. „ Check compatibility of treatment or washing products with operating conditions. „ Do not use aggressive substances for stainless steel or copper. „ Do not leave washing residues. Installation, use and maintenance manual – AY00-120... -
Page 16: Fuel Gas Supply
* D.13 hose fitting supplied cut in horizontal position: cock closed; cut in vertical position: cock open. Table 3.3 Gas network pressure AY00-120 Gas supply pressure G25.1 G2,350 Product category Countries of destination [mbar]... -
Page 17: Combustion Products Exhaust
▶ position. 3.11 FLUE GAS CONDENSATE DISCHARGE The AY00-120 unit is a condensing appliance and therefore pro- duces condensation water from combustion flue gases. Condensate acidity and exhaust regulations The flue gas condensate contains aggressive acid sub- stances. Refer to applicable regulations in force for con- densate exhaust and disposal. -
Page 18: Electrical Installer
Electrical installer the risk of materials corrosion and ice formation. (otherwise a booster pump is required). Prevent icing. ▶ Flue gas condensate connection Dilute, if possible, with domestic waste water (e.g. bath- ▶ rooms, washing machines, dish washers...), basic and neu- The fitting for flue gas condensate discharge is located on the tralising. -
Page 19: Electrical Power Supply
For lengths ≤200 m and max 4 nodes (e.g. 1 DDC + 3 GAHP), a 3. Provide the earth lead-in wire longer than live ones (last to simple 3x0.75 mm shielded cable may even be used. be torn in the event of accidental pulling). Installation, use and maintenance manual – AY00-120... - Page 20 Electrical installer Table 4.1 CAN BUS cables type CABLE NAME SIGNALS / COLOR MAX LENGTH Note Robur Ordering Code OCVO008 ROBUR NETBUS H= BLACK L= WHITE GND= BROWN 450 m Honeywell SDS 1620 BELDEN 3086A H= BLACK L= WHITE GND= BROWN 450 m TURCK type 530 In all cases the fourth conductor should not be...
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Page 21: Water Circulation Pump
How to connect the CONSTANT FLOW circulating pump Access the Electrical Board of the appliance according to the Procedure 4.2 p. 18 : 1. connect to S70 board, to terminals NO-Contact; 2. Jumper J2 CLOSED. Installation, use and maintenance manual – AY00-120... -
Page 22: First Start-Up
First start-up Figure 4.6 Water circulation pump connection - Connection of plant water circulation pumps (power absorption less than 700W), controlled directly by the appliance. electronic board "closed" jumper detail NO contact system water circulating pump control terminals (volt- 230 VAC power supply terminal block age-free normally open contact, maximum absorbed power Components NOT SUPPLIED 700 W) -
Page 23: Normal Operation
Although the external request is in the "ON" position, this The 4-digit display of the AY10 board (detail A Figure 6.1 p. 23 ) does not mean the appliance will start immediately, but is as follows: Installation, use and maintenance manual – AY00-120... -
Page 24: Modifying Settings
Normal operation the first digit (on the left, green) indicates the menu num- AY10 board knob. ▶ ber (e.g. "0.", "1.", "2.", ... "8."); 3. Act on the knob by means of the special key through the the last three digits (on the right, red) indicate a code or a suitable hole. -
Page 25: Restarting A Locked-Down Unit
(DDC, CCP/CCI or erations must be more frequent. external request) and wait for the end of the switching off cycle, then disconnect power and gas supply, by acting on the electrical disconnecter and gas cock. Installation, use and maintenance manual – AY00-120... -
Page 26: Pre-Emptive Maintenance
For pre-emptive maintenance, comply with the recommendations in Table 7.1 p. 26 . Table 7.1 GAHP GS/ GAHP A AY00-120 GA ACF GAHP-AR Guidelines for the preventive maintenance operations visually check of the general condition of the unit and of its air heat √... - Page 27 Maintenance 4.4 p. 19 ). Installation, use and maintenance manual – AY00-120...
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Page 28: Diagnostics
Diagnostics DIAGNOSTICS OPERATIVE CODES Table 8.1 Operative Codes AY00-120 CODES DESCRIPTION Warning (u) Error (E) Power cycle the appliance. FAULT ON RESET CIRCUIT OF FLAME If the code persists, shows up again or in case of doubt, contact CONTROL UNIT the TAC. -
Page 29: Appendices
Installation, use and maintenance manual – AY00-120... - Page 32 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 climate conditioning via Parigi 4/6 24040 Verdellino/Zingonia (BG) Italy +39 035 888111 - F +39 035 884165 www.robur.it robur@robur.it...
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