221141C.10.98 Installation Instructions To b e l e f t w i t h t h e u s e r 100e G.C. No. 47 313 18 Fanned Flue Combination Boiler This is a Cat I Appliance Hepworth Heating Ltd., Customer Services: Nottingham Road, Belper, Derbyshire.
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1 G e n e r a l SAFETY VALVE DISCHARGE KEY: 22mm COMPRESSION CENTRAL HEATING 15mm COMPRESSION DOMESTIC WATER in. BSPT) GAS CONNECTION ALL DIMENSIONS in MILLIMETRES Diagram 1.1 The instructions consist of three parts,Installation, WATER Servicing and Instructions for Use, which includes the THROTTLE Guarantee Registration Card.
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1 G e n e r a l 1.3 Sheet metal Parts CE Mark WARNING. When installing the appliance, care should This boiler meets the requirements of Statutory Instrument No. 3083 The Boiler (Efficiency) be taken to avoid any possibility of personal injury when Regulations, and therefore is deemed to meet the handling sheet metal parts.
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1 G e n e r a l 1.5 Data Label The data label is on the inner case cover. 1.6 Data See Tables 1 and 2. 1.7 Gas Supply The gas installation must be in accordance with the rules in force in the countries of destination.
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2 B o i l e r P o s i t i o n 2.1 Location The boiler must be installed in accordance with the rules in force in the countries of destination. The boiler is not suitable for fitting out of doors. Any electrical switch or boiler control using mains electricity must be positioned so that it cannot be touched by a person using the bath or shower.
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3 F l u e a n d V e n t i l a t i o n 3.4 Terminal Position 3.1 Flue The minimum acceptable siting dimensions for the Ventilation must be provided in accordance with the terminal from obstructions, other terminals and rules in force in the countries of destination.
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3 F l u e a n d V e n t i l a t i o n 3.4 Terminal Guard A terminal guard is required if persons could come into contact with the terminal or the terminal could be subject to damage.
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4 H e a t i n g S y s t e m Btu/h x REMAINING CONVEYING CAPACITY OF PUMP 1000 SHOWING RELATIVE SYSTEM DIFFERENTIAL AT VARIOUS SYSTEM HEATING LOADS. 30.6 19.8 FEET ACCEPTABLE DIFFERENTIAL RANGE LITRES/Min GALLONS/Min FLOW RATE Diagram 4.1 GRUNDFOS REMAINING CONVEYING CAPACITY OF PUMP...
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0.7bar, to 98Litres with a cold fill pressure of 1.05bar. If, due to a high static head, the Glow-worm Wilo Pump cold fill pressure is higher, then the expansion vessel The pump adjuster should normally be left at maximum...
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4 H e a t i n g S y s t e m 4.7 Bypass 3-LITRE MAKE-UP It is ESSENTIAL that a bypass of 22mm od minimum is DOMESTIC BOTTLE fitted to all installations. The bypass must have a WATER (if required) lockable valve, “B”...
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4 H e a t i n g S y s t e m 4.9 Filling Sealed Systems METHOD 1 COMBINED CHECK VALVE HEATING Provision for filling the system at a low level must be TEMPORARY AND VACUUM SYSTEM made. Three methods of filling are shown in diagram HOSE BREAKER 4.3.
6 I n s t a l l a t i o n P r e p a r a t i o n 6.1 Unpacking INNER Remove the top carton and cut out the flue template from DATA LABEL CASE the inner flap.
6 I n s t a l l a t i o n P r e p a r a t i o n 6.2 Marking The boiler mounting frame is the same width as the 115Dia. MIN. boiler but the flue connection sticks out above it. CLEARANCE Place the boiler mounting frame on the wall in the FLUE...
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7 F l u e P r e p a r a t i o n 7.1 Flue Length For a rear flue, measure the distance from the outside wall face to the boiler mounting wall. Check that the flue length will be suitable, see diagram 3.1 for a FLUE standard flue system or diagram 3.3 for a long TERMINAL...
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7 F l u e P r e p a r a t i o n 7.4 Flue Assembly AIR DUCT Fit and secure the flue elbow, see diagram 7.4. FLUE DUCT Insert the flue and spacer into the air duct. MARK LINE 34mm Fit the air box spigot plate in the correct position on the...
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8 G a s a n d W a t e r C o n n e c t i o n s 8.1 Gas Connection BOILER 'NOTCH' MARKING POSITION OF MOUNTING SAFETY VALVE DISCHARGE The gas supply can be connected from below or through FRAME the wall at the rear of the boiler, see diagram 8.1 for position.
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9 E l e c t r i c a l C o n n e c t i o n s 9.1 Supply Cable Connection 9.4 Frost Thermostat CAUTION. To prevent an induced current from If the installation requires protection by a “frost switching the central heating on, when not required, it is thermostat”, connect a single pole type, to the important that the heating system control cables are...
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9 E l e c t r i c a l C o n n e c t i o n s INTEGRAL CLOCK TO BOILER EXTERNAL CLOCK TO BOILER RED LINK. 5 POLE CONNECTOR ON 5 POLE CONNECTOR ON REMOVE WHEN MOUNTING FRAME MOUNTING FRAME...
1 0 B o i l e r F i x i n g 10.1 Mounting the Boiler CONTROL HOUSING TEMPERATURE COVER SECURING CONTROL KNOB FASCIA After installing the boiler mounting frame, gas, domestic SCREW and heating systems, making the electrical connections FASCIA and preparing the flue components, continue as below: SECURING...
1 0 B o i l e r F i x i n g 10.6 Electrical Connector UNION Connect the two halves of the electrical connector CONNECTION together. DISCHARGE PIPE Clip the connector into position on the boiler mounting frame and secure the cables with cable clamp immediately behind the connector.
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1 1 C o m m i s s i o n i n g 11.1 Filling Domestic Water Circuit SWITCH 'ON' SWITCH 'OFF' Check that the boiler is isolated from the electrical supply, at the external isolator. NEON Fully open the domestic water supply stop cock or valve RESET in the supply to the boiler.
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1 1 C o m m i s s i o n i n g 11.4 Burner Pressure - Hot Water The burner pressure is factory preset and no adjustment should be required. Connect the electrical supply, the pump will operate for about 30 seconds, then the pump stops.
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1 1 C o m m i s s i o n i n g 11.5 Gas Rate Modulation 11.7 Burner Pressure - Heating The minimum gas rate is factory preset and no The burner pressure is factory preset and no adjustment adjustment should be required.
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1 1 C o m m i s s i o n i n g 11.9 Heating System Commissioning Check that all remote system controls and integral clock are calling for heat. Fully open radiator valves, flow control valve “A” and bypass valve “B”, see diagram 4.2.
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1 1 C o m m i s s i o n i n g 11.10 Completion The user control door is designed for left or right hand hinging. If required the hinge can be moved to the other side to that supplied, as follows: Remove the hinge pin bracket securing screw then remove the hinge pin retaining bracket and, holding the HINGE PIN...
1 2 I n s t r u c t t h e U s e r 12.1 Instruct the User Instruct and demonstrate the lighting procedure and advise the user on the safe and efficient operation of the boiler. Instruct on and demonstrate the operation of any heating system controls.
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Because of our constant endeavour for improvement details may vary slightly from those in the instructions. 221141C...
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