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Keston Qudos 37 User, Installation And Servicing Instructions

  • Qudos 37 Boiler
  • maS/yAfP0iEJA
  • User, Installation And Servicing Instructions
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Keston Qudos 37 Manual Online:

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Keston Qudos 37 User Manual
Keston Qudos 37 User Guide
Keston Qudos 37 Online Manual

Text of Keston Qudos 37 User Guide:

  • Keston Qudos 37, 5 COMMISSIONING OF THE BOILER 5.1 Initial Flushing 5.2 Gas Supply 5.3 Electrical Installation 5.4 LP Gas 5.5 Initial Firing 5.6 Hot Flushing 5.7 Combustion Testing 5.8 Checking The Gas Pressure 5.9 Timing The Gas Meter 5.10 Handing Over To The User 6 FAULT FINDING 6.1 Electrical Control Sequence 6.2 Normal Operation 6.3 Fault Modes 6.4 Functional Flow Wiring Diagram 6.5 Electrical Wiring Diagram 6.6 Illustrated Wiring Diagram 6.7 Exploded Assembly Diagrams 7 SERVICING 7.1 Pre Service Checks 7.2 Recommended Routine Service 8

  • Keston Qudos 37, 2.6 PERFORMANCE DATA - Q37 & Q37P Seasonal Efficiency (SEDBUK) = 90.4 (Q37) & 92.4 (Q37P) This value is used in the UK Government's Standard Assessment Procedure (SAP) for energy rating of dwellings. The test data from which it has been calculated have been certified by Advantica Technologies Ltd Keston Boilers Ltd declare that there are no substances harmful to health within the appliance or used during the production of the appliance. The Q37 is intended for domestic and commercial EMC environments and on a governed G20 meter supply. The Q37P

  • For optimum performance after installation, this boiler and its associated central heating system must be flushed in accordance with the guidelines given in BS7592:1992, "Treatment of water in domestic hot water central heating systems". This must involve the use of a proprietary cleaner, such as Fernox Superfloc, or BetzDearborn's Sentinel X30

  • Keston Qudos 37, “2nd STAT ONLY” button again to extinguish the green light above and resume normal central heating operation. Normal Operation During normal operation the digital display will show the current boiler temperature and will show a “.” in the lower right corner of the display when the burner is alight. If the green lamp near the “1st STAT” or “2nd STAT” +/- keys is illuminated the boiler is receiving a demand for that function. If the green lamp is flashing the boiler is either up to temperature or shutting down following removal of the “1st STAT” or “2nd STAT” demand. Fault Modes In the event t

  • Keston Qudos 37, 4. INSTALLATION OF THE BOILER Read Chapter 3 - Boiler Location and decide upon the position of the boiler. Installation of the boiler is straightforward but consideration must be given to access to allow flue and air pipes to be pushed through walls and ceilings. The order in which the components are installed will depend upon particular site conditions, but in general it will be easiest and most accurate to install the boiler and then build up the flue outlet and air inlet pipes to the terminal - this is the sequence described. 4.1 WALL MOUNTING BRACKET a Place the bracket on the wall horizontally with the pre-drilled h

  • Keston Qudos 37, CONTENTS NB : These instructions are an integral part of the appliance. This document must be handed over to the user on completion of the installation to ensure compliance with the Gas Safety (Installation & Use) Regulations Section Description 0 HANDLING INSTRUCTIONS 0.1 List of contents 0.2 Recommended handling procedure 1 USER INSTRUCTIONS 1.1 Introduction 1.2 Maintenance 1.3 Boiler Setup and Operation 1.4 Safety Information 2 GENERAL INSTRUCTION 2.1 Description 2.2 Boiler Schematic 2.3 Related Documents 2.4 Physical Data 2.5 Optional Accessories 2.6 Performance Data Q37 and Q37P 3 BOILER LOCATION 3.1 Dimensions & Minimum Clearances 3.2 Service Connections 3.3 Position 3.4 Electr

  • Keston Qudos 37, The method of connection to the mains electricity supply must facilitate complete electrical isolation of the boiler, preferably by the use of a fused, unswitched three pin plug and a shuttered socket-outlet, both complying with the requirements of BS 1363. There must be only one common method of isolation for the boiler and its control system. The appliance must be connected to the 3A supply via a fused double-pole switch having at least 3 mm (1/8 inch) contact separation in both poles, serving only the boiler and the system controls. The

  • a Using the template supplied within the boiler packaging mark the positions of the two holes for the flue and air pipes on the wall(s) or ceiling. b Drill the two holes in the wall/ceiling, preferably using a core drill. c Measure, cut and check the air and flue pipes to pass to the exit from the wall(s) or ceiling. Always thoroughly deburr all pipes and, most important, remove shav

  • External wall faces and any internal faces of cavity walls must be made good. Rubber collars are available for flue and air terminals to finish the external wall face around the terminals (Part No C.08.0.00.07.0) . 3.9 AIR SUPPLY The KESTON Q37 and Q37P are room sealed appliances and therefore do not require purpose provided ventilation to the boiler room for combustion air. 3.10 COMPARTMEN

  • Keston Qudos 37, No alterations should be made to the boiler without written permission from Keston Boilers Ltd. Any unauthorised modification will invalidate the warranty and may affect the safe and efficient operation of the boiler. 2.4 PHYSICAL DATA - Q37 & Q37P Cabinet Height mm 780 Cabinet Width mm 500 Cabinet Depth mm 304 Top Clearance mm 150 Side Clearance mm 5 Base Clearance mm 100 Front Clearance (for servicing) mm 300 Weight - Full kg / (lbs) 46/(101) Weight - Empty kg / (lbs) 41/(90) Flow and Return Connection 28mm pipe Gas Connection 22mm pipe Condensate Connection overflow 22mm plastic IP Rating IP20 (IPX0) Flue and A

  • Keston Qudos 37, flue pipe joints and the gas inlet pressure (pos. 3) (minimum 18 mbar required for natural gas, minimum 31 mbar required for LP gas). If all joints are sound and the gas inlet pressure is satisfactory check the gas input by timing the gas meter as detail in Section 5.9 Timing The Gas Meter. If the gas input cannot be measured then it’s compulsory to measure the combustion quality as detail in Section 5.7 Combustion Testing. 5.9 TIMING THE GAS METER After the boiler has been started, and with no other appliances using gas, time the gas meter to be certain that the unit is running at the proper gas input. Determi

  • Keston Qudos 37, green light above this button is extinguished. Once a heating demand is received the fan will start and the boiler will enter the pre-purge phase. During this phase the boiler pump will also start to run. After 5 seconds the boiler will start to spark and will energise the gas valve. When ignition is achieved a dot will appear in the lower right corner of the digital display to show the boiler is alight. If an air lock or other blockage is present the unit may go to overheat or water pressure lockout. This will be indicated by the display flashing error code “E03” or “E3

  • Keston Qudos 37, 0. HANDLING INSTRUCTIONS 0.1 LIST OF CONTENTS The Keston Q37 and Q37P are supplied almost totally pre-assembled. The units use standard 50 mm muPVC (BS5255 and/or BSEN1566-1 and BSEN1329) pipe for the flue and air intake systems. The boiler is packed in a single box without additional flue kit. All additional components are packed inside the boiler cabinet itself. The following is a list of components and their location in the boiler cabinet Equipment List Item Quantity Location Wall Bracket Rawl Plugs 6 Inside accessories bag Wall Bracket Wall Fixing Screws 6 Inside accessories bag Wall Mounting Br

  • Keston Qudos 37, 3.8 FLUE SYSTEM NB: When installing a replacement boiler a new flue system must be used. Do not re-use the existing boiler flue installation. 3.8.1 Design Individual air supply and flue outlet pipes are used. The material used for flue outlet &/or air inlet must be muPVC to BS 5255 and/or BSEN1566-1 and BSEN1329 of an internal diameter of 51 mm. (i.e. nominal 50 mm diameter muPVC solvent weld waste pipe). Marley muPVC Solvent Weld Waste System (50mm) and Polypipe S

  • Keston Qudos 37, 6.3 FAULT MODES If a situation is detected which the boiler considers may cause damage to the appliance the boiler will enter a lockout mode and stop functioning. After clearing the problem the user must also press the “Reset” button once to resume boiler operation. TURNING THE POWER ON THEN OFF WILL NOT CLEAR A LOCKOUT SITUATION ERROR CODES As E41E99 Flue sensor open circuit - check connections to flue sensor are in placeE46 Flue sensor short circuit - check connections to flue sensorE45 Return sensor open circuit - check connections to return sensor are in placeE44 Return sensor short

  • Keston Qudos 37, 7. ROUTINE (ANNUAL) SERVICING To ensure the continued safe and efficient operation of the boiler it is necessary to carry out routine servicing at regular intervals. Servicing must be carried out at least once per year. The frequency of the servicing will depend upon the particular operating conditions. It is the law that any service work must be carried out by competent qualified persons. NB: When servicing ensure that the gas and electrical supplies to the boiler are isolated before any work starts. Hazardous ma

  • 9. SHORT SPARE PARTS LIST Item GC No Part Denomination Item GC No PartDenomination 52 Burner 53 Burner Gasket 55 Ignitor Gasket 54 Ignitor/Sensor Probe 70 Flow/Return 71 Flue Thermistor Thermistors 65 Pressure Sensor 68 Pump WD500 Chapter 9 : Spare Parts Listings The Kest

  • Keston Qudos 37, Example (assuming 50mm muPVC flue and air pipework) Air inlet uses two one 92.5 o sweep elbows. Hence, maximum length permissible (i.e. a+b in figure 3.8.2) = 39.0m - 1.0m - 1.0m = 37.0m Flue outlet uses one 92.5 o sweep elbow. Hence, maximum length permissible (i.e. c+d in figure 3.8.2 = 20.0m - 1.0 m = 19.0m 3.8.3 Slope ‘Horizontal' flue outlet pipework MUST slope at least 2 degrees (32 mm per metre run) downwards towards the boiler. Pipework can be vertical. Only swept elbows can be used. Air inlet pipework can be truly

  • Keston Qudos 37, QUICK REFERENCE 6.2 NORMAL OPERATION The Q37 and Q37P boilers feature a user display which shows actual flow temperature at all times. However, the display can also be used to show other information about the operation of the boiler. By pressing the “Installer” button once the display changes to show the number 1. Each time the “Installer” button is pressed the number increases up to a maximum of 7. Having select the required number in this way the display, if not touched for a further 5 seconds the display changes again to show the value relative to that number. The table below shows the v

  • Keston Qudos 37, mains electricity, should be so situated that it cannot be touched by a person using the bath or shower. The Q37 and Q37P are classified as IP20 (IPX0) and are therefore suitable for installation in Zone 3 areas, unless subject to hose down. Compartment installation is permitted - such compartments must be constructed in accordance with BS 6798. The wall on which the boiler is mounted must be of suitable load bearing capacity and must be non-combustible. The Keston Q37 can be locate

  • Keston Qudos 37, a) Have the wall bracket nuts and washers to hand so that they can be accessed whilst holding the boiler in position on its mounting bracket. b) The boiler has a dry weight of 41 kg (91 lbs) and will therefore require at least two people to lift without the use of lifting aids - ensure co-ordinated movements during lift. Always use assistance if required. c) Lift the boiler by gripping at the four corners of the boiler back plate. When lifting this appliance the back should be kept straight at all times. Avoid twisting at

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