Summary of Contents for Rayburn Heatranger 368K
- Page 1 WARNING This information is a copy of an original archive, therefore Aga cannot be held responsible for its continued accuracy.
- Page 2 IMPORTANT: IN ORDER TO MAINTAIN OPTIMUM PERFORMANCE FROM THIS APPLIANCE, IT IS ESSENTIAL THAT THE INITIAL COMMISSIONING IS UNDERTAKEN BY SELECTED, TRAINED INSTALLATION/SERVICING ENGINEERS. YOUR RAYBURN STOCKIST WILL PROVIDE ADVISE ON THE LOCATION OF THE NEAREST INSTALLING ENGINEER, AND WE RECOMMEND YOU CONTRACT OUT THE PERIODICAL SERVICING OF THE APPLIANCE TO THIS ENGINEER.
- Page 3 DESN 510837 B EXTERNAL TERRAIN Before commencing installation assess the location of the site, whether there are tall trees, buildings or hills close by that may affect flue draughts as this will determine the choice of flue terminal. See “Chimney Terminations”.
- Page 4 proprietary cowl can be used for this purpose. FLUE SYSTEM - see Fig.2 Chimney Cleaning Ensure there are accessible airtight flue cleaning doors in Detailed recommendations for fluing are given in the order to obtain cleaning access to the complete chimney. current Building Regulations J/1/2/3.
- Page 5 NOTE: THIS PROVIDES DOMESTIC HOT WATER WATER CIRCULATION SYSTEMS FROM THE COOKER BURNER ONLY - WHEN THE BOILER IS GOING THE PUMP MUST BE RUNNING. Detailed recommendations for the water circulation UNDER NO CIRCUMSTANCES SHOULD THE BOILER system are given in BS. 5449: Part 1 (for smallbore and BURNER OPERATE WITHOUT THE PUMP RUNNING.
- Page 6 Typical DHW Gravity System Fig. 4 - Typical Pumped System...
- Page 7 ELECTRICAL SUPPLY INSTALLATION OF APPLIANCE Wiring external to the appliance must be installed in General accordance with current National Wiring Regulations and The appliance is floor mounted and the space in which the any local regulations which apply. The appliance is appliance is to be fitted must have the following minimum supplied for 220/240 Volt ~ 50Hz and a fuse rating of 5 dimensions:-...
- Page 8 For System Wiring Diagram See below. UNDER NO CIRCUMSTANCES SHOULD THE APPLIANCE HAVE TWO SEPARATE POWER SOURCES. ALL POWER MUST GO THROUGH ONE SINGLE 5A FUSED ISOLATOR SWITCH. Fig.7 Wiring Diagram for the 368K on a Fully Fig.6 Pumped System...
- Page 9 OIL CONTROL VALVE INSTALLATION BURNER INSTALLATION 1. Fit and lightly secure oil control valve support bracket Although the boiler burner has been approximately set, it to cooker LH side panel. See Fig. 8. will be necessary to check the levelling of the burner and Using a spirit level, check that the horizontal face of the the oil depth within it.
- Page 10 (x) Connect oil supply pipe from tank to inlet of Oil Control SETTING UP THE COOKER BURNER Valve - open all oil valves to allow oil into the control valve. (xi) Depress trip lever D on the front of the oil control valve P (See Fig.
- Page 11 Fig.10 Fig.11 DESN 510388 DESN 511324 Fig.12...
- Page 12 9. Fit the burner shells on to the burner base and locate Boiler Burner check that the joint between the oil burner base and SEE FIG. 12 shells, is near airtight, otherwise, unacceptable air gaps may cause “burner light-back”, with ignited fuel occurring 1.
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Page 13: Commissioning And Testing
Cooker Burner COMMISSIONING AND TESTING SEE FIG. 12 ELECTRICAL INSTALLATION After checking the burner is level and that the oil is the correct depth in the burner disconnect the oil feed pipe to the burner and attach adaptor for measuring oil rates by Checks to ensure electrical safety should be carried out the DRIP FEED METHOD. - Page 14 CHECKING THE BOILER BURNER FAN PRESSURE 1. Connect pressure gauge to nipple N. Initial cold start should indicate a cold pressure reading of 3.1mm w.g. (0.125in w.g.) which on hot cycling, should rise to a stable 4.1mm w.g. (0.165in w.g.). 2.
- Page 15 Replace cooker burner door F and outer door E. SERVICING INSTRUCTIONS 6. The cooker burner will gradually increase its oil rate, yet under the control of the oven thermostat, taking 2 hours to attain 220°C (400°F) from cold. Twice Yearly Servicing It is important that service cleaning is carried out at least Appliance and Flue Pipe Draught twice yearly by a competent service engineer, and it is...
- Page 16 (ii) Carefully lift complete oil burner assembly (See Fig. 19) out of combustion chamber, and stand on servicing surface. e. To Remove Boiler Burner - See Fig. 15. (i) Slacken off boiler strap retaining bolts and remove boiler strap S. (ii) Disconnect electric ignition glo-coil at terminal connections on boiler burner front, then push the connecting leads backwards to provide burner withdrawal...
- Page 17 Brush clean both surfaces free of soot. (iv)Holding the finger grip F on the bottom internal burner baffle G tilt it and lift out clear of burner. Brush clean both surfaces free of soot. (v) Temporarily plug the main and pilot oil inlet hole in the burner base bottom and brush/scrape the internal faces of oil burner and then tip the debris out of the burner.
- Page 18 securing control panel cover to L.H. side plate and remove cover. c. Disconnect two electrical leads thermostat body and earth terminal. See Fig. 28 for connections. d. Remove two securing screws holding thermostat body mounting plate. Unscrew thermostat spindle locknut to detach cooker thermostat from mounting bracket.
- Page 19 To Remove Airfan - See Fig. 26 a. Isolate the electricity supply (switch OFF and remove plug), remove the side cover panel via its fixing screws. Disconnect oil lines at burner inlets and depress downwards for fan access. Remove cable lead connected to terminal block position ‘FAN’...
- Page 20 COOKER OPERATING SEQUENCE With the oil valve trip lever depressed ON, the knob in the oil control valve set No.6 oil will flow to the cooker burner. It is intended that the cooker burner be operated on a ‘high-low’ oil rate basis, with idling oven temperatures obtained by a thermostat knob setting of ‘LOW’...
- Page 21 LIGHTING SEQUENCE BOILER 1. To start the boiler sequence cycle, set the boiler 1. Check main burner oil rate - 38-40cc/min. thermostat knob to 80°C. The glo-coil ignition and airfan become energised with switch-on. 2. Check pilot burner oil rate - 20cc/min minimum. 2.
- Page 22 For System Wiring Diagram See Page below. UNDER NO CIRCUMSTANCES SHOULD THE APPLIANCE HAVE TWO SEPARATE POWER SOURCES. ALL POWER MUST GO THROUGH ONE SINGLE 5A FUSED ISOLATOR SWITCH. Fig.29 Wiring Diagram for the 368K on a Fully Fig.28 Pumped System...
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Page 23: Fault Finding
FAULT FINDING BOILER BURNER SYMPTOMS CAUSE REMEDY SWITCH ON - nothing happens. No power to unit. Check mains supply, time clock, external thermostat. No output from PCB Fuse (F2) failure. Check for wiring failure to PCB, replace fuse, If fuse fails replace PCB. Boiler thermostat off. - Page 24 FAULT FINDING COOKER BURNER SYMPTOMS CAUSE REMEDY BURNER WILL NOT LIGHT. Check wicks in position. Fit wicks. Lack of oil to burner. Check oil valve switched on. Check oil valve trip is down. Check oil feed pipe gradient ensure steady rise. NO HIGH FIRE.
- Page 25 For further advice or information contact your local distributor/stockist With Aga’s policy of continuous product improvement, the Company reserves the right to change specifications and make modifications to the appliance described at any time. Manufactured by Station Road Ketley Telford Shropshire TF1 5AQ England www.aga-web.co.uk...