Immergas HE COMBI INTERNAL Manual
Immergas HE COMBI INTERNAL Manual

Immergas HE COMBI INTERNAL Manual

Wall mounted heating only boiler

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HE COMBI
INSTRUCTION
INTERNAL /
INSTALLATION
USER
EXTERNAL
MANUAL
Wall Mounted
Heating Only Boiler

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Summary of Contents for Immergas HE COMBI INTERNAL

  • Page 1 HE COMBI INSTRUCTION INTERNAL / INSTALLATION USER EXTERNAL MANUAL Wall Mounted Heating Only Boiler...
  • Page 2 Dear Client, Our compliments for having chosen a top-quality Hunt Heating/Immergas product able to assure well-being and safety for a long period of time, the following pages carefully; atisfaction for our product. For any interventions or routine maintenance contact Hunt Heating for Authorised Service Personal.
  • Page 3: Table Of Contents

    INDEX INSTALLER USER MAINTENANCE TECHNICIAN page page page Boiler installation ........4 Instructions for use and maintenance. .11 Boiler commissioning (initial check). ..14 1.1 Installation recommendations....4 2.1 Cleaning and maintenance....11 3.1 Hydraulic Diagram.........14 1.2 Main dimensions........5 2.2 General warnings.
  • Page 4: Boiler Installation

    Only professionally enabled heating/plumbing technicians are authorised to install Immergas gas appliances. Installation must be carried out according to Flue terminal positions. Shaded area indicates prohibited area...
  • Page 5: Connections

    must also be checked according to the type used Minimum temperature -5°C. in the boiler, which must be in compliance, as standard with an anti-freeze function that activates the pump and burner when the system and cause malfunctions. water temperature in the boiler falls below 4°C. supply pipe must be suitably dimensioned according to current regulations in order to - the boiler is correctly connected to gas and...
  • Page 6: Remote Control (Car ) (Optional)

    Immergas chrono- e boilers come complete with a 1.5 metre of the room being heated, in order to obtain power cable that includes an electrowelded plug.
  • Page 7 Attention: the boiler must be installed this calculation can be carried out using the exclusively with an original Immergas “Green following tables: Range” air intake and fume extraction system in plastic, as envisioned by the Standards N.B.: the diaphragms are supplied together with...
  • Page 8 Tables of Resistance Factors and Equivalent Lengths. Equivalent length in m Equivalent of Ø60/100 length Resistance concentric pipe in m of Ø80/125 pipe TYPE OF DUCT Factor Concentric pipe Ø60/100 m 1 Intake m Intake and Exhaust 16.5 Exhaust m Concentric bend 90°...
  • Page 9 1.8 INDOOR INSTALLATION. • • Coupling extension pipes and concentric • horizontal intake-exhaust kit Ø60/100 can be fan assisted. extended up to a max. horizontal distance of 3,000 mm including the terminal with grid Install the concentric pipe or elbow with the Horizontal intake - exhaust kits Ø60/100.
  • Page 10: Installation Of Intake / Exhaust Terminals

    1.8 INSTALLATION OF INTAKE / Couple the terminal pipe (10) with the male end e Immergas boiler when exposed to EXHAUST TERMINALS FOR (smooth) into the female end (with lip seals) of extreme wind conditions will deactivate the HE 30 COMBI EXTERNAL the bend (4) up to the stop, making sure that the gas and combustion operation.
  • Page 11 Vertical intake / exhaust kit Ø 60/100. Fit the cover (9) on the casing front (10) using Kit assembly (Fig. 1-16): the gasket (11). Remove the knockout hole plug (3) from the Mount the casing front (10) referring to Paragr. casing front (2).
  • Page 12: Filling The Condensate Trap

    N.B.: Whist the 80mm twin pipe system is 1.14 - check the intervention of the main switch approved for the HE 30 COMBI INT/EXT To start up the system, make reference to the located upstream from the boiler and in the boiler, Hunt Heating only stock the concentric boiler;...
  • Page 13: Boiler Components

    1.17 BOILER COMPONENTS. RETURN FLOW GAS DHW COLD INLET Key: 1 - Negative signal pressure point 16 - Condensing heat exchanger 2 - Positive signal pressure point 17 - Flow probe 18 - Safety thermostat 4 - Flue safety thermostat 19 - Flue hood 5 - Flue pressure switch 20 - Primary heat exchanger...
  • Page 14: Instructions For Use And Maintenance

    INSTRUCTIONS FOR USE In the case of work or maintenance to structures located in the vicinity of ducting or devices AND MAINTENANCE. for ue extraction and relative accessories, 2.1 CLEANING AND MAINTENANCE. Attention: the heating systems must undergo periodical maintenance (regarding this, see in the section dedicated to the maintenance Never clean the appliance or connected parts engineer, relative to “yearly appliance check and...
  • Page 15: Boiler Ignition

    2.4 BOILER IGNITION. 2.5 FAULT AND ANOMALY SIGNALS. Before ignition make sure the central heating / EXT water circulating in the primary circuit; the (15) indicates a pressure of 1 - 1.2 bar; causes can be: - Open the gas cock to the boiler. of LED 1.
  • Page 16: Boiler Shutdown

    C omando remoto remote control not N.B.: compatible. is occurs in the case of an If pressure values reach around 3 bar the safety incompatible connection to a remote control or valve may be activated. if there is a loss of communication between the In this case contact a professional technician boiler and Comando Amico Remoto (CAR...
  • Page 17: Boiler Commissioning (Initial Check)

    BOILER COMMISSIONING - check activation of the main switch located upstream from the boiler and in the boiler; - check that the intake and/or exhaust terminals To commission the boiler: are not blocked; - ensure that HE 30 COMBI INT / EXT - check activation of the “no air”...
  • Page 18: Wiring Diagram

    3.2 WIRING DIAGRAM. - Central heating temperature trimmer - Main selector - System pressure switch - Flue pressure switch - Gas type selector - Ignition transformer - Room thermostat jumper - Gas valve - Gas valve modulator - Primary - Secondary - Condensate level - 230Vac 50Hz power supply - Yellow/Green...
  • Page 19: Checks Following Conversion To Another Type Of Gas

    3.7 PROGRAMMING THE P.C.B. SIT 845 GAS Valve / EXT for possible programming of several operation parameters. By modifying these parameters as described below, the boiler can be adapted To access the programming phase, proceed as follows: position the main switch on Reset for a time between 15 and 20 seconds, LED 1 will start At this point re-position the general selector Key:...
  • Page 20 Heating output. Permanent reduction of the timer. Heating switch-on delay request from Room thermostat and Comando Amico Remoto calibrated in the central heating phase at nominal has electronic timing, which prevents the burner remote control (CAR output. It also has electronic modulation that e boiler has a standard supply of a timer adjusted at 180 seconds.
  • Page 21: Automatic Slow Ignition Function With Timed Ramp Delivery

    Relay 1 functioning. See relay board instruction 3.10 - Check that the system static pressure (with sheet (Optional). During the "DHW" phase ( ) the boiler has a function that starts the pump at least once Relay 1 functioning Flashing bar.
  • Page 22: Casing Removal

    3.15 CASING REMOVAL. lower screw fasteners (2); - remove the sides (6) by loosening the screws To facilitate boiler maintenance and to access (7) and pulling towards yourself to free the side - remove the front (3) of the boiler by pushing it the control panel, the casing can be completely from the seat (8) (Fig.
  • Page 23 3.14 CASING REMOVAL. - remove the lower protection plate (5) by loo- sening the two screws (6); To facilitate boiler maintenance and to access the control panel, the casing can be completely - remove the upper / right bracket (7) by loo- removed as follows: sening the upper screw (8) and pushing it to - remove the intake / exhaust terminal (1);...
  • Page 24 3.16 VARIABLE HEAT POWER NG (G20) LPG (G30) HEAT BURNER PRESS. NOZZLES BURNER PRESS. NOZZLES HEATING OUTPUT GAS FLOW RATE PRESSURE GAS FLOW RATE PRESSURE (kW) (kPa) (kg/h) (kPa) D.H.W. 30,0 3,29 0,70 2,46 2,10 14,8 1,53 0,19 1.14 0.55 D.H.W.
  • Page 25: Combustion Parameters

    3.17 COMBUSTION PARAMETERS. NG (G20) LPG (G30) Gas nozzle diameter 1,40 0,85 Supply pressure Flue ow rate at nominal heat output kg/h Flue ow rate at min heat output kg/h at Nom Q./Min. 7,75 / 3,30 8,90 / 3,75 CO with 0% O at Nom Q /Min.
  • Page 26 BOILER REGISTRATION IMPORTANT INFORMATION Please read before Installation. Fill in and retain with the boiler for future use. LOG BOOK - Installation, Commissioning and Service 1. Installation Details Immergas Product - Model Serial Number refer to data plate Gas Type...
  • Page 27 COMMISSIONING BOILER CHECK LIST A suggested method of commissioning the boiler, actual method can vary according to the boiler make type and the No. Description  when done Read carefully the instruction manuals supplied with this boiler. BEFORE INSTALLING THIS BOILER FLUSH OUT THE PIPES UNTIL CLEAN WATER IS ACHIEVED.
  • Page 28 Handover Instructions No. Description  when done Fill in all the details on this Boiler manual Instruct the owner/users on the correct operation of this heating system, this includes how to ple fault resolution i.e. power on. How to check and remove air in the radiators. Give them a bleed key. Recommend that the boiler should be serviced anually and that the service is recorded withing the allocated area of the boiler installation manual.
  • Page 29 Service – 5 – year 4 Date Service technician Name PIC Licence No. Service Company Contact phone number Work Completed Note Service – 6 – year 5 Date Service technician Name PIC Licence No. Service Company Contact phone number Work Completed Note Service –...
  • Page 30 Service – 5 – year 7 Date Service technician Name PIC Licence No. Service Company Contact phone number Work Completed Note Service – 6 – year 8 Date Service technician Name PIC Licence No. Service Company Contact phone number Work Completed Note Service –...
  • Page 32 AS 4552 Cert. GAS40003 SAI Global...

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