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Grant 50/70 User, Installation And Servicing Instructions

Euroflame condensing oil boilers
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See also: User, Installation and Servicing Instructions
EFFICIENT HEATING SOLUTIONS
Part No. IRL 013 Rev. 01 May 2010
GRANT
Euroflame Condensing Oil Boilers
USER, INSTALLATION
and

SERVICING INSTRUCTIONS

Indoor/Utility and Boiler House Models
with outputs up to 120,000 Btu/h
For use with Kerosene only
After installing the boiler leave these instructions with the User
IMPORTANT NOTICE
This appliance must be commissioned upon installation, the information recorded and returned to
Grant Engineering (Ireland) Ltd., using the form contained within the boiler passport provided.
Failure to do so may invalidate the warranty.
This appliance is deemed a controlled service and specific regional statutory
requirements may be applicable.

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  • Page 1: Servicing Instructions

    IMPORTANT NOTICE This appliance must be commissioned upon installation, the information recorded and returned to Grant Engineering (Ireland) Ltd., using the form contained within the boiler passport provided. Failure to do so may invalidate the warranty. This appliance is deemed a controlled service and specific regional statutory...

  • Page 2: Table Of Contents

    Information for the user ......37 Boiler servicing ........38 Wiring diagrams ........41 Fault finding ..........43 Burner spares ........... 45 Health and safety information ....47 EC declaration of conformity ....48 Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 3: Introduction

    The boiler is capable of a maximum flow temperature of 75° C. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 4: User Instructions

    Boiler (under cover) thermostat Lock-out Front panel removed button (pull forward at top, then lift off) Front panel bottom locating tags Fig. A Boiler controls (Indoor/Utility model shown) Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 5 In severe conditions check that the terminal does not become blocked by snow. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 6 Excessive venting will reduce the system pressure, so only vent when necessary and check the system pressure Sealed system filling loop arrangement - Fig. B as mentioned above. Re-pressurise the system if necessary. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 7: Boiler Technical Information

    Maximum flue draught - 37 N/m² (0.15 in wg) Max operating press - sealed sys 2.5 bar Max operating press - open sys 2.5 bar Weight includes burner but excludes flue. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 8 Do not use this test point for temperature or efficiency readings. When setting the 50/70 to 15.1 kW output the burner air adjuster disc requires repositioning. Refer to Section 7 Commissioning. When setting the 90/120 to 25.6 kW output the combustion head must be changed. Refer to Section 9.4 Cleaning the burner.
  • Page 9 Fig. 1a - 50/70, 70/90 Indoor/Utility dimensions PLAN VIEW Flue centre line 170 61 Flue spigot Alternative condensate drain outlets LEFT SIDE VIEW FRONT VIEW RIGHT SIDE VIEW Fig. 1b - 90/120 Indoor/Utility dimensions Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 10 3 - BOILER TECHNICAL INFORMATION PLAN VIEW Flow Return Condensate drain FRONT VIEW LEFT SIDE RIGHT SIDE VIEW VIEW Fig. 1c - 50/70, 70/90 Boiler House dimensions PLAN VIEW Flow Return Condensate drain FRONT VIEW LEFT SIDE RIGHT SIDE VIEW VIEW Fig.

  • Page 11: General Boiler Information

    For Conventional flue applications where a chimney is If required, an additional flexible fuel line (600 mm) and to be lined - Grant recommends the use of the Grant " to " BSP male adaptor are available to purchase ‘Orange’...
  • Page 12 Where this is the case, it is a legal requirement that the appliance is installed and commissioned either under the remit of building control or by a 'Competent person' such as a suitably qualified Oftec registered technician. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 13 10mm OD pipe 12mm OD pipe Fill gauge pipe Fuel Shut-off storage valve tank Fire Fire valve valve sensor Sludge Shut-off valve valve Filter Pump Fig. 3 - Single pipe system Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 14 De-aeration device e.g. Tiger Loop Fill See Fig. 6 pipe section 4.4.6 Supply Fuel storage Fire tank valve Return Sludge Tankmaster valve Fig. 5 - De-aeration device system Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 15 7 In the event of an electrical fault after installation of the boiler, the following electrical system checks must be carried out:- Short circuit, Polarity, Earth continuity and Resistance to earth. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 16 For proper combustion of fuel and effective near the boiler. discharge of combustion products to the open air. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 17 A condensate drain at the base of the flue system is not required. 3 The flue terminal must be at least 600 mm from Fig. 10a - Grant Orange flue system in a typical any opening into the building, and 600 mm above brick chimney any vertical structure or wall less than a horizontal distance of 750 mm from the terminal.
  • Page 18 GFKIT 6/100 100 mm dia. x 6 metre GFKIT 8/100 100 mm dia. x 8 metre GFKIT 10/100 100 mm dia. x 10 metre GFKIT 11/100 100 mm dia. x 11 metre Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 19 Apart from a conventional flue, several balanced flue Where it is not possible to terminate the low level flue options are available for use with the Grant condensing at low level, a plume diverter kit is available for fitting boilers. All are suitable for use with Class C2 kerosene.
  • Page 20 Locking band (x2) Starter elbow (x1) Plume diverter kit components 50/70 and 50/90 - all models A = 768 mm 90/120 - all models A = 780 mm Fig. 10b- Plume diverter Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 21 25° C. Refer to Section 10 for connection details. can detect any rise and fall in the ambient air temperature, i.e. in a room with a radiator. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 22 For Long term protection against corrosion and scale, after flushing, it is recommended that an inhibitor such as Betzdearborn's Sentinel X100 or Fernox MB-1 is dosed in accordance with the guidelines given in BS 7593:1992. Failure to implement the guidelines will invalidate the warranty. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 23 Heating return (under blanking plate) Dual stat Dual stat phials Euroflame condensing 50/70, 70/90 and 90/120 Boiler House Fig. 12 - Water connections and thermostat phial positions 4.12 Sealed system kit 3 The expansion vessel can be fitted in either the See Fig.
  • Page 24 Pipe must be Class S to BS 7291: Part 1:1990. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 25: Condensate Disposal

    OD polypropylene overflow pipe. externally to a gulley, hopper or soakaway. Condensate disposal pipes must be fitted with a fall (away from the boiler) of at least 2.5° (~45 mm fall per metre run). Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 26 50 mm from the bottom 100 mm Sealed Backfill with 10 mm of the tube. Holes facing plastic limestone chippings away from the property. tube Fig. 14 - Purpose made condensate soakaway Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 27 MUST be fitted in the trap outlet. cannot be removed. On external discharge systems to a hopper, gulley or soakaway, the sealing cap should be removed from the trap outlet. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 28 Left hand side panel 14 Connect the condensate discharge pipe to the outlet of the trap. See Section 5.6. Fig. 16 - Remove the condensate trap Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 29: Boiler Installation

    R e a r w a l l Rear exit Side exit Fig. 17a - Low level balanced flue (Yellow System) Dimension (mm) Model A dia 50/70 and 70/90 All models 90/120 All models Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 30 Fig. 18a - High level balanced flue (White system) Dimension (mm) Model A dia 1215* 1715 - 2115 50/70 and 70/90 All models 1280* 1700 - 2020 90/120 All models *Dimension C for Starter section and elbow/terminal only Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 31 Check all connections for leaks and rectify as necessary. If the Grant sealed system kit is fitted, refer to Section 6.6 for details on filling and venting the sealed heating system. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 32 If the system volume is greater, an extra Note: on 50/70 and 70/90 models press on the pre- expansion vessel (complying with BS 4841) must be cut section in the centre of the door to form the cut- fitted as close as possible to the central heating return out for the bracket.
  • Page 33 Do not switch on the electricity supply at this stage. 9 Ensure all external wiring is adequately supported. Do not switch on the electricity supply at this stage. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 34 9 Close the valves either side of the filling loop and disconnect the loop. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 35: Commissioning And Boiler Passport

    Boiler Passport - The Installer is responsible for completing the boiler passport supplied with this boiler and returning the paperwork to Grant Engineering (IRL) Ltd.. This appliance must be correctly commissioned in accordance with the appliance instructions and the details returned to Grant Engineering (IRL) Ltd. using the address shown on the back of this manual.
  • Page 36 (see Fig. 25). burner cover. Ensure the flexible air tube is connected Notes: 1. If the 50/70 model is down rated to 15 kW, to the burner (balanced flue models). the burner air adjuster disc must also be 13 Relight the boiler and allow it to run for at least 20 adjusted to setting B as described overleaf.

  • Page 37: Information For The User

    To adjust the 50/70 air adjuster disc when downrating - See Fig. 22 1. Ensure the boiler is isolated from the electrical supply. Fig. 22 - 50/70 air adjuster disc at position 'C' 8 - INFORMATION FOR THE USER The User must be advised (and demonstrated if...

  • Page 38: Boiler Servicing

    The data label on the inside of the case side panel will correctly, i.e. the float is free to move. Clean the indicate the fuel used and the nozzle fitted. trap and float as required. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 39 IMPORTANT: The condensate trap and condensate outlet must be checked on every service and cleaned as necessary. Fig. 23 - 50/70, 70/90 baffles RIGHT BAFFLES LEFT BAFFLES Fig. 24 - 90/120 baffles Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 40 (CO level, flue gas temperature and smoke number) after the boiler has been serviced. Refer to the Commissioning instructions starting on page 35. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 41: Wiring Diagram

    Pump Supply to Supply to Burner Burner Frost Frost Stat Stat Grant 2-Channel Wall Mounted Grant 2-Channel Wall Mounted Boiler Terminal Block Boiler Terminal Block Programmer (Ref. ESKIT) Programmer (Ref. ESKIT) Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 42 Overheat Control Thermostat Thermostat Note: No connection Note: No connection to terminal 1 to terminal 2 Supply to Mains Burner Supply Boiler Casing Earth Connector to link Neutral wires (not supplied) Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 43: Fault Finding

    11 - FAULT FINDING 11.1 Burner fault finding Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 44: Fault Finding

    Check boiler cleaning cover and seal are correctly fitted. Check burner is correctly fitted onto flange. Check flue is correctly sealed into flue outlet of boiler. Check the condensate pipe and trap are operating correctly. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 45: Burner Spares

    Control box assembly ........ 3008652 Capacitor 4.5 µF ........3002837 Solenoid lead ..........3008851 Seal kit ............3008878 Cover ............3008879 Needle valve ..........3007582 Air tube spigot .......... 3062774 Regulator ..........3008651 Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...
  • Page 46 15 x 4.5dia. 18dia. 20 dia. 5 x R3 5 x R5 T2 - 70/90 and 90/120 T1 - 50/70 and 70/90 15 x 5.5dia. 20dia. 5 x R5 T3 - 90/120 Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 47: Health And Safety Information

    Take care to prevent clothing, especially underwear, from becoming contaminated with oil. Do not put oily rags or tools in pockets, especially trouser pockets. Have first-aid treatment at once for an injury, however slight. Do not inhale any vapours from mineral oils. Grant Euroflame condensing Indoor/Utility and Boiler House Oil Boilers...

  • Page 48: Ec Declaration Of Conformity

    The shell (heat exchanger) of oil boilers supplied by Grant Engineering (Ireland) Limited are guaranteed for a period of 5 years from the date of installation. All other boiler components, excluding consumables (such as nozzles and filters), for 1 year from the date of installation.

This manual is also suitable for:

70/9090/120

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