Potterton iHE 100 Installation & Servicing Instructions Manual

Potterton iHE 100 Installation & Servicing Instructions Manual

Ihe series indirect high efficiency boiler & water heater

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iHE
Indirect High Effi ciency Boiler & Water Heater
Installation & Servicing Instructions
Models
iHE 100
iHE 150
This manual must be kept with the appliance
M6500

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Table of Contents
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Summary of Contents for Potterton iHE 100

  • Page 1 Indirect High Effi ciency Boiler & Water Heater Installation & Servicing Instructions Models iHE 100 iHE 150 This manual must be kept with the appliance M6500...
  • Page 2: Hot Water

    PERFORMANCE Unit Category gas types G20 @ 20 mbar Qn Nominal Heat Input net (gross) 94.0 (102.2) 140.0 (152.1) Qn Minimum Heat Input net (gross) 9.8 (11.1) 9.8 (11.1) Pn Nominal Heat Output Max (50/30) 99.0 147.4 Pn Nominal Heat Output Min (50/30) 10.0 10.0 V Gas Consumption (G20)
  • Page 3: Table Of Contents

    TECHNICAL INFORMATION Performance & measurement data Inside cover 1.0 GENERAL & SAFETY INFORMATION 1.1 Symbols used in this manual 1.2 Data plate & CE Marking 1.3 General warnings 1.4 Safety 1.5 Health 1.6 Description of appliance 1.7 General dimensions 2.0 INSTALLATION 2.1 Unpacking and location 2.2 New &...
  • Page 4: General & Safety Information

    - DO inform the gas authority or a competent specialist as soon as possible ORRECT USE OF APPLIANCE This Potterton Commercial heating product has been designed and manufactured to comply with current International standards of safety. However, following an improper use, dangers could arise concerning the safety and life of the user or of other people, or damage could be caused to the appliance or other object.
  • Page 5: Data Plate & Ce Marking

    1.2 DATA PLATE & CE MARKING There are two data plates located on the appliance . One is mounted on the inside of the electrical assembly (which becomes visible when the left hand door is opened) and the other is on the outside casing just below the electrical installation panel.
  • Page 6: General Warnings

    1.3 GENERAL WARNINGS The appliance has been designed for use with G20 gas and is manufactured to give an effi cient, reliable and long service life.To ensure continued trouble-free operation of the appliance at maximum effi ciency, it is essential that correct installation, commissioning, operation and annual service procedures are carried out strictly in accordance with the instructions given in this manual.
  • Page 7: Description Of Appliance

    1.6 DESCRIPTION OF APPLIANCE The Potterton iHE is a gas fi red, low No×, multi-heat engine cascading boiler system, with an integrated 5” Low Loss Header for the supply of a low temperature hot water space heating system. The Sirius Advance range of boilers also features an integrated stainless steel tank and plate heat exchanger for the supply of hot water.
  • Page 8: General Dimensions

    1.7 GENERAL DIMENSIONS Fig 1.1 GB/IE...
  • Page 9: Installation

    2.0 INSTALLATION 2.1 UNPACKING AND APPLIANCE LOCATION The fl oor on which the boiler is installed must be The appliance is delivered assembled and fl at, level and of suffi cient strength to withstand protected by a plastic bag, inside a strong the weight of it when fi...
  • Page 10: New & Existing Heating Systems

    Central Floor fi xing method (four plates required) If the central fi xing positions are unsuitable for the When the appliance is installed on existing systems, installation, alternative positions can be utilised in please ensure you have considered the following the corners.
  • Page 11: Water Connections

    2.3 WATER CONNECTIONS 2.5) ECONDARY ETURN ENERAL A Secondary Return circuit may be fi tted to the 1” The cold water inlet and hot water outlet connection nipple at the top of the appliance. In all cases, for nipples are identifi ed on top of the appliance. serviceability, the recirculation pipe must be fi...
  • Page 12: Unvented Design

    2.5 UNVENTED DESIGN When assembling the Pressure Reducing Valve and Double Non-Return Valve, ensure that the fl ow arrows marked on the Unvented Systems should only be components are pointing in the direction of fi tted by an Approved Installer fl...
  • Page 13: Secondary Return Design

    2.6 SECONDARY RETURN DESIGN Fig 2.5 2.7 CONDENSATE DISPOSAL diameter. External pipework should be insulated to Condensation is formed in the normal operation protect against frost and freezing temperatures. of the appliance and this must be continuously discharged into a drain. Given the acidity level of The condensate trap must be fi...
  • Page 14: Immersion Heater

    2.8 IMMERSION HEATER The optional purchased AGU2.5 “module” (# 3) would require to be defi ned under parameter 6022 as “Multi- An immersion heater boss is fi tted in the side of functional”. The output QX23 and other settings would the DHW tank in order to facilitate the fi...
  • Page 15: Flue Systems & Ventilation

    The minimum free areas required are as follows:- Low level (inlet) iHE 100 = 376 cm iHE 150 = 560 cm High level (outlet) iHE 100 = 188 cm...
  • Page 16: Room Sealed Type

    2.12 ROOM SEALED FLUE (TYPE C There are three approved room sealed arrangements where both the air inlet and fl ue discharge terminate outside the building. & C LUE AND AIR DUCTS TERMINATE EITHER HORIZONTALLY OR VERTICALLY IN THE SAME POSITION Flue and air ducts are supplied to a concentric design (130/200mm).
  • Page 17: Flue Terminal Positions

    2.13 FLUE TERMINAL POSITIONS The fl ue discharge position for any fl ue type must conform to the following requirements Likely fl ue positions requiring a fl ue guard terminal Fig 3.3 Minimum Distance A Directly below an opening, air brick, opening window etc. B Above an opening, air brick, opening window etc.
  • Page 18: Maximum Fl Ue Lengths

    2.14 MAXIMUM FLUE LENGTHS A system that rises from the Heater and uses seven straight lengths, four 45° bends and a vertical terminal. The combustion fan fi tted to the appliance moves the air and fl ue products through the system and 7 x 1m straight lengths can provide suffi...
  • Page 19: Gas Connections

    2.15 GAS CONNECTIONS ONNECTION UPPLY The 1” galvanised steel gas connection is provided at A manual valve for isolation of the gas supply to the top of the appliance. A minimum of 20mb (G20) the appliance should be installed nearby and it running pressure, must be available at the appliance should be clearly identifi...
  • Page 20: Electrical Connections

    2.16 ELECTRICAL CONNECTIONS CCESS TO THE TERMINAL CONNECTIONS Remove the Side Access Panel (See Fig 1.1) to expose This appliance must be earthed the electrical connections. A permanent live supply must be connected to the Isolate the mains electrical supply before appliance.
  • Page 21: System Schematic

    2.17 SYSTEM SCHEMATIC Fig 4.3 GB/IE...
  • Page 22: Application Drawings

    2.18 APPLICATION DRAWINGS WEATHER COMPENSATING MIXING HC1 + OPTIONAL HC2 + BMS Fig 4.4 GB/IE...
  • Page 23 HC1 + OPTIONAL HC2 Fig 4.5 GB/IE...
  • Page 24 HC1 + IMMERSION HEATER + BMS Fig 4.6 GB/IE...
  • Page 25: Wiring Diagrams

    2.19 WIRING DIAGRAMS PCB 1 Fig 4.7 GB/IE...
  • Page 26 PCB 2 & 3 Fig 4.8 GB/IE...
  • Page 27: Wired Room Units & Outside Sensor

    2.20 WIRED ROOM UNITS & OUTSIDE SENSOR QAA55 R QAA75 R OSITIONING ONNECTIONS Install room units in the main occupancy rooms. The place of installation should be chosen so that Termi- Designa- QAA55 QAA75 the sensor can capture the room temperature as tion accurately as possible without getting adversely CL +...
  • Page 28: Heating

    - QAA75 ETUP The following example illustrates applications avail- able using the settings “Used as” (operating line 40) together with “Heating circuit assignment” (operat- ing lines 42 to 48). Existing heating circuits 1 and 2 are controlled centrally from room unit 1 for logistical reasons. The room temperature sensor in room unit 1 is relevant to only heating circuit 1 since climatic conditions for heating circuit 2 may diff...
  • Page 29: Heating

    - QAA55 H2 I ETUP ANUAL HERMOSTAT SING NPUT Using the Main HMI on the appliance, enter Perform the following to access the room unit “Commisioning mode” (see User Levels section in parameters: “Users Operating and Programming guide”) and select “Confi guration” menu. Depending on which 1.
  • Page 30: Agu2.5 Expansion Modules

    2.21 AGU2.5 EXPANSION MODULES Defi ning the purpose of an AGU2.5 (parameter lines 6020 – 6022) through the HMI as anything other than “none” or “multifunctional” will result in the inputs / outputs being fi xed as according to the following table: CONFIGURATION OF QX21 (230v QX22 (230v...
  • Page 31: Filling & Starting The Appliance

    3.0 COMMISSIONING GENERAL TARTING THE APPLIANCE Turn on the switched spur supplying electricity to After installation of the pipework and fi ttings, open the appliance. the main water supply valve, fl ush the system and fi ll the heater. The appliance can be commissioned Turn on the appliance.
  • Page 32: Commissioning The Heat Engines

    ETTING THE DOMESTIC HOT WATER TANK TEMPERATURE The DHW set point can be altered by performing the following actions from the default screen: 1. Press the “OK” button 2. Using the scroll wheel select “Domestic Hot Water”, press “OK”. 3. Press “OK”, the temperature should now be fl...
  • Page 33: Heating

    5. If commissioning heat engine 1, please move straight onto step 6. If commissioning heat engine 2 or 3, the following steps will need to be followed before proceeding to step 6: • Switch off the appliance. • Remove the two screws securing the metal cover over the electronic control boards.
  • Page 34: Final Checks & User Handover

    3.4 FINAL CHECKS 8. Using software, Select device 1 and open “Service / Special operation” (Select devices 2 Check the individual heat engines maximum rate and com- & 3 as you begin to commission further heat bustion are to specifi cation. engines).
  • Page 35: Fault Fi Nding

    3.6 FAULT FINDING (Table 2.0) OCKOUT ISPLAY PERATION EQUENCE The display will show a if the appliance has locked out. To operate this appliance you must have a mains More information can be obtained by pressing the Info gas supply, 230v 50Hz electricity supply and a button on the HMI display screen.
  • Page 36: Recommended Servicing

    4.0 SERVICING & MAINTENANCE 2. S PARK LECTRODE AND LAME ENSE LECTRODE Health and Safety Statement : • Turn off the appliance and pull off the lead(s). This appliance contains no asbestos. • Undo the two screws retaining the spark electrode assembly and carefully withdraw.
  • Page 37: Changing Components

    4.2 CHANGING COMPONENTS AVS 37 HMI D NONE OF THE CONTROLS ARE REPAIRABLE . IF THEY ISPLAY ARE NOT FUNCTIONING THEY MUST BE REPLACED • Use a small fl at edged screwdriver to release the HMI from its mounting bracket, by springing off its four plastic edge clips.
  • Page 38 • After fi ve minutes check the rate and combustion ALVE is correct to the Datatable. (inside cover). Adjust • Carefully remove the electrical connector. using the throttle screw on the gas valve clockwise • Release the gas cock by undoing the four bolts to decrease CO , anti-clockwise to increase CO holding it onto the gas valve.
  • Page 39 • Remove the whole burner system using the four retaining nuts holding the heat exchanger DHW P RIMARY door to the body. (fi g 6.6). This single pump is located between the Low Loss Header and the plate heat exchanger (see Fig 7.1, item 27) •...
  • Page 40: Spare Parts List

    4.3 SPARE PARTS LIST Refer to section 4.4 for item location reference Item Description Part Number number Flue sensor 5139798 Primary heat exchanger 5139773 Heat exchanger silicone door seal 5139774 Burner door nut set 5139783 Spark electrode c/w gasket & screws 5139785 5139777 Burner gasket...
  • Page 41: Appliance Components Identifi Cation

    4.4 APPLIANCE COMPONENTS IDENTIFICATION 21/40 Fig 7.1 GB/IE...
  • Page 42 4.4 APPLIANCE COMPONENTS IDENTIFICATION (CONTINUED) Fig 7.2 GB/IE...
  • Page 43 4.4 APPLIANCE COMPONENTS IDENTIFICATION (CONTINUED) Flue sample Flue temp sensor sensor point LLH air vents Combustion Heat Gas valve exchanger pump Non-return valve Spark elec- Spark trode generator Ionisation Heat electrode exchanger pump Control sensor s s s s e primary pump Air control fl...
  • Page 44: Fault Codes List

    4.5 FAULT CODES LIST Code Fault Description Notes Outside sensor, error Check connections and / or replace faulty sensor (B9) Boiler temperature 1, sensor error Check connections and / or replace faulty sensor (B2) Common fl ow temperature, sensor error Check connections and / or replace faulty sensor (B10) Flue gas temperature, sensor error Check connections and / or replace faulty sensor (B8)
  • Page 45: Heating

    4.5 FAULT CODES LIST (CONTINUED) Code Fault Description Notes Sensor input BX1 without function BX1 connected but not defi ned - check parameters Sensor input BX2 without function BX2 connected but not defi ned - check parameters Sensor input BX3 without function BX3 connected but not defi...
  • Page 46 NOTES: GB/IE...
  • Page 47 Notes:...
  • Page 48 Wood Lane Fax: 0845 070 1059 Erdington e-mail: enquiries@pottertoncommercial.co.uk Birmingham, B24 9QP web: pottertoncommercial.co.uk Sales : 0845 070 1056 Technical: 0845 070 1057...

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