Immergas Victrix Zeus 26 1 I Manual
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Immergas Victrix Zeus 26 1 I Manual

Condensation-type wall-hung room sealed fan-assisted boiler with stainless steel storage tank
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VICTRIX Zeus 26 1 I
Condensation-type wall-hung room
sealed fan-assisted boiler with
stainless steel storage tank

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Summary of Contents for Immergas Victrix Zeus 26 1 I

  • Page 1 VICTRIX Zeus 26 1 I Condensation-type wall-hung room sealed fan-assisted boiler with stainless steel storage tank...
  • Page 3 (20.296 kW in DHW mode) in CH mode and 26 kW (22.360 The VICTRIX Zeus 26 1 I boiler must be installed using the kcal/h) which, thanks to condensing technology, distinguishes intake/exhaust kits or the ducting systems (Ø 60 mm rigid, itself due to its high efficiency and large field of modulation Ø...
  • Page 4 Technical Documentation Technical Documentation Main dimensions ad VICTRIX Zeus 1 I connections Key: Height (mm) Width (mm) Depth (mm) V - Electrical connection G - Gas supply SC - Condensate drain (minimum internal diameter CONNECTIONS Ø 13 mm) DOMESTIC R - System return SYSTEM HOT WATER M - System flow...
  • Page 5 Technical Documentation Technical Documentation VICTRIX Zeus 1I control panel Key: 1 - Boiler status signal display 2 - Stand-by-Domestic water / Remote Control - Domestic water and Heating-Reset Selector 3 - Domestic hot water temperature selector 4 - Central heating temperature selector 5 - Boiler manometer STVZ1I ed 10/09 VICTRIX Zeus 1 I...
  • Page 6 Technical Documentation Technical Documentation VICTRIX Zeus 1I main components Key: 1 - System filling valve 17 - Negative signal pressure point 2 - Condensate drain trap 18 - Burner 3 - Gas valve 19 - Positive signal pressure point 4 - /way valve (motorised) 20 - Manual air vent valve 5 - 3 bar safety valve 21 - Ignition electrode...
  • Page 7 Technical Documentation Technical Documentation VICTRIX Zeus 1I hydraulic diagram Key: 1 - Condensate drain trap 2 - Stainless steel coil for storage tank 3 - Magnesium anode 4 - Stainless steel storage tank 5 - Gas valve 6 - Gas valve outlet pressure point (P3) 7 - Air/gas Venturi manifold 8 - Fan 9 - Gas nozzle...
  • Page 8 Technical Documentation Technical Documentation Primary circuit (boiler circuit) (31), which depending on request, allows flow towards the The primary circuit, with relative control and safety devices, system flow (M) and return (R) pipes or causes diversion is started every time there is a central heating or domestic towards the coil (2).
  • Page 9 Technical Documentation Technical Documentation Boiler pump (1). Operates on the primary circuit return immediately after the 3-way valve to which it is connected. It is part of the integrated multifunction unit realised in composite material. There is a seat on the body where the automatic air vent valve (2) is housed.
  • Page 10 Technical Documentation Technical Documentation Motorised 3-way valve. It is an electric 3-way valve operating on he primary circuit return that allows, according to request (DHW or CH), to Flow introduce boiler water into the CH system or the storage Pump tank coil.
  • Page 11 Technical Documentation Technical Documentation Safety devices and controls. System adjustable by-pass (2). Guarantees the circulation of water in the primary circuit (between flow and return) also when the high resistance of the system does not allow it. It is mounted on the flow manifold unit (1) and can be adju- sted by a screw that can be accessed from the lower part of the valve support plate.
  • Page 12 Technical Documentation Technical Documentation GIM Multifunction Integrated Unit Before replacing the various components present on the GIM By-pass cartridge replacement. To replace the by-pass cartridge, loosen the relevant 2 screws 12 unit, the water present inside the primary circuit must be that fix the cartridge body (11) to the flow manifold (10).
  • Page 13 Technical Documentation Technical Documentation Secondary circuit (domestic hot water circuit) The DHW circuit is affected every time it is necessary to take through its walls. the temperature of the water contained in the storage tank to The CH phase is excluded in this phase over which the pro- the desired temperature (2) and is measures using the DHW duction of DHW has priority.
  • Page 14 Technical Documentation Technical Documentation Storage tank. DHW expansion vessel (11) (optional). It compensates the volume variation consequent of heating of It is a 45 litre stainless steel storage tank with coil and totally the water contained in the storage tank. insulated using self-extinguishing polystyrene.
  • Page 15 Technical Documentation Technical Documentation Air-gas circuit Gas valve. The gas valve is equipped with two main coils controlled by the electric circuit and with a pneumatic unit that modulates the outlet gas pressure in 1:1 ratio to the pressure (P1) detected on the inlet of the Venturi pipe.
  • Page 16 Technical Documentation Technical Documentation Fan. Operates upstream from the combustion chamber and is positioned under the condensation module. It is controlled by the integrated P.C.B. with a positive square wave signal with variable ON-OFF (duty-cycle) ratio. Its speed is adjusted (from about 1100 to about 5100 rpm) depending on the power requested and is controlled using a sensor with Hall effect, which detects the number of revs.
  • Page 17 Technical Documentation Technical Documentation Ignition electrodes (7). They are controlled by an igniter (activated by the integrated P.C.B.) that causes an electrical spark between the two electro- des on which, on contact, the air-gas mixture ignites. The electrode (8) has no ceramic insulation and is connected directly to earth (blind electrode).
  • Page 18 Technical Documentation Technical Documentation Disassembly of combustion circuit main components. Before disassembling the components, make sure the gas cock part of the module. Loosen the two screws (7) and (9) that fix is closed. the condensation module to the support back using brackets and sheet steel.
  • Page 19 Technical Documentation Technical Documentation Air-gas adjustments The calibration of the total premix combustion system, when - enter the calibration function by positioning the DHW regu- necessary envisions, the adjustment of the nominal heat output lation selector switch on notch N° 6 and the CH regulation and the air-gas ratio (off-set).
  • Page 20 Technical Documentation Technical Documentation N° 0 corresponds to the minimum speed = 960 revs). During N.B.: If the values set are not confirmed, the calibration regulation the display shows the speed of the fan in hundreds values are not modified (the previous ones remain active). The of revs per minute.
  • Page 21 Technical Documentation Technical Documentation Gas transformation. To carry out the control correctly and, if necessary, regulate the air-gas ratio, proceed as follows: The adaptation to the type of gas different to that for which the boilers are prepared as per standard is performed using the SIT 848 Gas Valve relevant kit (methane or LPG).
  • Page 22 Technical Documentation Technical Documentation Flue circuit Flue exhaust Exhaust condensate Operation. The functioning of the fan positioned at the entry of the air- gas mixing pipe, guarantees the fan-assisted expulsion of the combustion products (5). These directly hit the first 3 elements of the primary heat ex- changer inserted in the sealed combustion chamber (6) which has a sheet steel section on its base (7) that divides it from the condensation chamber (2) and diverts the flow of flue gases...
  • Page 23 The generators with condensation technology must be installed using the specific series of intake and exhaust pipes, which have been designed to be coupled exclusively to the Immergas condensing boiler. The “GREEN SERIES” flue kit is made in plastic (PPS = self- Exhaust.
  • Page 24 Technical Documentation Technical Documentation Configuration with sealed chamber and fan-assisted cir- 60/100 push-fitting horizontal concentric kit. culation (type C). The exhaust pipe in PPS (Ø 60 mm) is inserted inside the aluminium exhaust pipe (Ø 100 mm). Exhaust. The connection to the flue exhaust pipes takes place using a Connection to the boiler takes place using a 90º...
  • Page 25 Connections to the boiler take place using the two appropriate Immergas condensing appliance. flanges that allow exhaust (4) from the central fitting and intake Fit a 90° bend (5) to the appliance exhaust pipe which, using...
  • Page 26 It is a kit that allows ducting Ø 80 mm of existing flues/ chimneys/technical slots to be used exclusively with a unique chimneys/technical slots to be used exclusively with a unique Immergas condensing appliance. Immergas condensing appliance. Fit a 90° bend (5) to the appliance exhaust pipe which, using Fit an 87°...
  • Page 27 Technical Documentation Technical Documentation Electric circuit ZONES CONTROL UNIT (Optional) Key: - Display board - Flow probe - Fan - Domestic hot water probe - Three-way valve - External probe (optional) - Selector switch functioning - Comando Amico Remoto remote control (optional) - System pressure switch - Zones control unit (optional) - Central heating timer selector switch...
  • Page 28 Technical Documentation Technical Documentation Operating CIRCUIT WITH VERY LOW SAFETY VOLTAGE Winter Reset ONE RELAY BOARD (Optional) (optional) ZONES CONTROL UNIT (optional) ONE RELAY BOARD (Optional) FAN SPEED STORAGE TANK FUNCTION JUMPER Inside the control panel the boiler is equipped with a P.C.B. safety thermostat (E6) and the fan (M20) reaching the "vali- date ignition"...
  • Page 29 Technical Documentation Technical Documentation Central heating request with Remote Control DHW anti-freeze request The main selector switch (S2) in "SUMMER and CAR" po- When the temperature detected by the DHW probe (B2) falls sition enables the integrated P.C.B. and the Comando Amico below 4 °C, the board gives consent for ignition of the boiler Remoto remote control (CAR).
  • Page 30 Technical Documentation Technical Documentation 230 V AC high voltage circuit Inputs The board power supply is connected to the L and N clamps of the X1 connector. 230 V / 50 Hz - 230 V AC +10% / -15% - 50 Hz +/- 5% Detects the ignition of the burner by which the flame is hit and Detection electrode allows the integrated P.C.B.
  • Page 31 Technical Documentation Technical Documentation Low voltage circuit Inputs Open = System pressure switch When the pressure of the boiler circuit is below 0.3 bar it determines No pressure burner switch-off. Closed = (S5) Pressure OK Depending on the position it allows: = Low voltage circuit not powered.
  • Page 32 Technical Documentation Technical Documentation Outputs Display board Displays the functioning values and error codes intervening on the boiler. Moreover, it indicates the status and functioning mode of the boiler by means of appropriate symbols. (A4) Guarantees the flow of air in the sealed chamber and the escape of combustion products. It is powered by the integrated P.C.B.
  • Page 33 Technical Documentation Technical Documentation P.C.B. safety functions After 24 hours from the last activation, independently from the functioning status of the Three-way valve/anti- boiler (Summer or Winter), the pump (M1) is started for a time of 30 seconds and the block pump three-way valve (M30) is started for a period of 10 seconds.
  • Page 34 Technical Documentation Technical Documentation Sealed chamber post- After burner switch-off following an overheating block (water or flue gas), the fan is made ventilation following overheating safety block to work for 600 seconds at maximum set speed in order to dispose of the residual heat. intervention The breakage of the central heating flow probe (B1) is signalled by the relative anomaly and Flow NTC breakage...
  • Page 35 Technical Documentation Technical Documentation Fault and anomaly signals The VICTRIX Zeus 1I boiler signals the functioning status of the appliance by symbols on the digital display and any anomaly by the flashing relative error code. Key of control panel display symbols Description Symbol Numerical characters to indicate temperatu-...

  • Page 36: Table Of Contents

    Technical Documentation Technical Documentation Code Functioning anomaly signalled Remote display flashing No ignition block Safety thermostat block (overheating), flue thermostat or control anomaly NTC flow probe anomaly Reset selector switch fault Calibration function active (displayed only on CAR) No circulation Storage tank probe anomaly Configuration error Fan anomaly...
  • Page 37 Technical Documentation Technical Documentation Technical Data VICTRIX Zeus 1 I technical data Domestic hot water nominal heat input kW (kcal/h) 26,9 (23147) Central heating nominal heat input kW (kcal/h) 24,4 (20941) Minimum heat input kW (kcal/h) 3,2 (2768) Domestic hot water nominal heat output (useful) kW (kcal/h) 26,0 (22360) Central heating nominal heat output (useful)
  • Page 38 Technical Documentation Technical Documentation VICTRIX Zeus 1I combustion parameters Gas nozzle diameter 5,60 4,00 4,00 Supply pressure mbar (mm c.a.) 20 (204) 29 (296) 37 (377) Flue flow rate at nominal heat output kg/h Flue flow rate at min heat output kg/h at Nom Q./Min 9,50 / 9,00...
  • Page 39 Technical Documentation Technical Documentation List of VICTRIX Zeus 1 I accessories and optionals Super Comando Amico Remoto remote control Comando Amico Remoto remote control cod. 3.016577 cod. 3.011236 Telephone control External Probe cod. 3.013305 cod. 3.014083 Digital weekly timer-thermostat Radio timer-thermostat (wireless) cod.
  • Page 40 Technical Documentation Technical Documentation VICTRIX Zeus 1 I troubleshooting Before every intervention: Check that the gas, water and electricity are correctly connected Before maintenance interventions or replacement of compo- to the boiler, according to that indicated in the data plate and nents, remove the electric power supply upstream from the the instruction manual.
  • Page 41 Technical Documentation Technical Documentation The burner stays on after the first The error 01 appears on the display See error section 01 - c 10 seconds. (wait for the board to make 2 ignition cycles). The error 02 appears on the display See error section 02 - b The error 27 appears on the display See error section 27...

  • Page 42: No Ignition Block

    Technical Documentation Technical Documentation Functioning anomalies. ERROR 01 No ignition block 230 V DC are present on clamps 2-3 of connector X7. Replace the P.C.B. There are 230 Vdc present at the ends of the igniter. Replace the wiring. The cables between igniter and electrodes corresponds. Restore the electric connection/replace the wiring.

  • Page 43: Ntc Flow Probe Anomaly

    Technical Documentation Technical Documentation The pump functions correctly. See section B N.B.: make sure that the pump functions at maximum speed. Restore circulation in the CH system by acting on the closed devices and also check: Any CH system zone valve or cut-off cocks are open. - the correct functioning of the boiler by-pass;...

  • Page 44: Configuration Error

    The Remote Control is connected correctly. The remote control connection must be made using a dedicated line in N.B.: only remote controls supplied by Immergas an be used. order to prevent interference. Replace the remote control. If the anomaly persists, replace the P.C.B.

  • Page 45: Low Power Supply Voltage

    Technical Documentation Technical Documentation ERROR 37 Low power supply voltage The boiler power supply voltage exceeds 190 VDC. Restore the correct electric power of the appliance (230 VDC ±10%). The electric power supply connection wires and relative external fuses Restore the electric connection/replace the cables/external fuses. are integral.
  • Page 46 Technical Documentation Technical Documentation Sections Check the electric power supply upstream from the boiler and restore 230 VDC are present on the L-N terminals of the P.C.B. The P.C.B. fuses are integral. See section E 230 VDC are present to the clamps 3-4 of connector X4 on the Replace the P.C.B.

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