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Glow-worm swift flow 75 Installation Instructions Manual
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Glow-worm swift flow 75 Installation Instructions Manual

Glow-worm swift flow 75 Installation Instructions Manual

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Installation Instructions

Fanned Flue Combination Boiler
One Contact Total Service
To b e l e f t w i t h t h e u s e r
This is a Cat I
Customer Services:
Tel: (01773) 828100
Fax: (01773) 828070
75
G.C. No. 47 313 14 Honeywell
G.C. No. 47 313 15 SIT
Appliance
2H
Hepworth Heating Ltd.,
Nottingham Road, Belper, Derbyshire. DE56 1JT
General/Sales enquiries:
Tel: (01773) 824141 Fax: (01773) 820569
221129A.05.97

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Summary of Contents for Glow-worm swift flow 75

  • Page 1: Installation Instructions

    221129A.05.97 Installation Instructions To b e l e f t w i t h t h e u s e r G.C. No. 47 313 14 Honeywell G.C. No. 47 313 15 SIT Fanned Flue Combination Boiler This is a Cat I Appliance Hepworth Heating Ltd., Customer Services:...
  • Page 2 1 G e n e r a l SAFETY VALVE DISCHARGE MOUNTING WALL 82mm ALL DIMENSIONS in MILLIMETRES 22mm COMPRESSION 15mm COMPRESSION in. BSPT) CENTRAL HEATING DOMESTIC WATER GAS CONNECTION Diagram 1.1 D.H.W. C.H. TABLE 1 WATER THROTTLE NOMINAL 18.2 27.5 10.6 MINI...
  • Page 3 1 G e n e r a l 1 General This boiler is for use only on natural gas G20. The instructions consist of three parts, Installation, 1.3 Sheet Metal Parts Servicing and Instructions for Use, which includes the Guarantee Registration Card. The instructions are an WARNING.
  • Page 4 1 G e n e r a l 1.7 Gas Supply Connection of the whole electrical system of the boiler and any heating system controls to the electrical supply, The gas installation shall be in accordance with the rules must be through one common isolator. in force in the countries of destination.
  • Page 5 3 F l u e a n d V e n t i l a t i o n 3.1 Flue The flue must be installed in accordance with the rules in force in the countries of destination. 3.2 Flue Position and Length The air and flue ducting connect to the top of the boiler using the elbow which can be positioned in one of three possible directions:...
  • Page 6 F l u e B e n d K i t HORIZONTAL and DOWNWARDS HORIZONTAL FORWARDS or BACKWARDS ELBOW / 2 x 90 BENDS ELBOW / 2 x 90 BENDS MIN. MIN. 398 MIN. 290 MIN. MAX. FLUE LENGTH X+Y+Z = 600mm MAX.
  • Page 7 3 F l u e a n d V e n t i l a t i o n 3.3 Terminal Position The minimum acceptable siting dimensions for the terminal from obstructions, other terminals and ventilation openings are shown in diagram 3.5. The terminal must be exposed to the external air, the position allowing free passage of air across it at all times.
  • Page 8 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...
  • Page 9 C (30.6 the boiler is shown in diagram 4.1, Grundfos or diagram The system must be designed such that the available 4.1a, Glow-worm Wilo. pump head is not exceeded. If the heating system load is less than 13.2kW 4.5 Expansion Vessel...
  • Page 10 4 H e a t i n g S y s t e m 4.7 Bypass 3-LITRE It is essential that a bypass is fitted in all installations, MAKE-UP DOMESTIC BOTTLE 22mm o.d. minimum. The bypass must have a lockable WATER (if required) valve “B”...
  • Page 11 4 H e a t i n g S y s t e m 4.9 Filling Sealed Systems METHOD 1 COMBINED CHECK VALVE Provision for filling the system at a low level must be HEATING TEMPORARY AND VACUUM SYSTEM made. Three methods of filling are shown in HOSE BREAKER diagram 4.3.
  • Page 12 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 OUTER CASE SECURING SCREW (2) Remove the top carton and cut out the flue template from the inner flap.
  • Page 13 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 MIN. 115Dia. The boiler mounting frame is the same width as the CLEARANCE boiler but the flue connection sticks out above it. FLUE Place the boiler mounting frame on the wall in the CENTRELINE...
  • Page 14 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 1, 2 or 3metre TERMINAL...
  • Page 15 7 F l u e P r e p a r a t i o n 7.4 Air Duct 3.3 DIA FLUE DUCT HOLE IN EACH SIDE Locate the flue duct and air duct in the flue elbow, FLUE OF THE AIR DUCT making sure that the flue duct is located in the flue TERMINAL terminal and the flue elbow but is free to move to allow...
  • Page 16 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 Provision is made for the gas supply to be connected FRAME from below or through the wall at the rear of the boiler, see diagram 8.1 for position.
  • Page 17 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 9.3 Clock/Timer Kit CAUTION: To prevent an induced current from An internal clock/time kit can be supplied, refer to the switching the central heating on, when not required, it is instructions supplied with it.
  • Page 18 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...
  • Page 19 1 0 B o i l e r F i x i n g 10.1 Mounting the Boiler CONTROL HOUSING FASCIA COVER SECURING After installing the boiler mounting frame, domestic and SCREW FASCIA heating water systems, making the electrical connections SECURING and preparing the flue components, continue as below: SCREW (3)
  • Page 20 1 0 B o i l e r F i x i n g 10.7 Flue Fixing FLUE ELBOW (REAR FLUE Fit the self-adhesive gasket, supplied in the loose items SHOWN) GASKET pack, to the flue elbow, see diagram 10.3. Push the prepared ductings into and through the wall sleeve, the longest protrusion of the flue terminal is positioned at the top.
  • Page 21 1 1 C o m m i s s i o n i n g 11.1 Filling Domestic Water Circuit PIEZO BUTTON Check that the boiler is isolated from the electrical PILOT/IGNITION supply, at the external isolator. MAIN BURNER Fully open the domestic water supply stop cock or valve GAS CONTROL in the supply to the boiler.
  • Page 22 1 1 C o m m i s s i o n i n g Make sure that the automatic air vent is operating correctly, see diagram 11.2. Take care not to splash any of the electrical components. Alternate the position of switch “C” between “On” and TEST “Off”...
  • Page 23 1 1 C o m m i s s i o n i n g 11.4 Initial Lighting of Pilot - Honeywell 11.4 Initial Lighting of Pilot - SIT Identify the boiler controls, see diagram 11.1. Identify the boiler controls, see diagram 11.1. Check that the boiler is isolated from the electrical Check that the boiler is isolated from the electrical supply at the external isolator.
  • Page 24 1 1 C o m m i s s i o n i n g 11.5 Burner Pressure - Hot Water - 11.5 Burner Pressure - Hot Water - SIT Honeywell The burner pressure is factory preset and no adjustment should be required.
  • Page 25 1 1 C o m m i s s i o n i n g 11.6 Gas Rate Modulation - Honeywell 11.6 Gas Rate Modulation - SIT The minimum gas rate is factory preset and no The minimum gas rate is factory preset and no adjustment should be required.
  • Page 26 1 1 C o m m i s s i o n i n g The burner pressure is factory preset and no adjustment 11.10 Heating System - Commissioning should be required. Check that all remote controls and integral clock are Check that all remote heating system controls, room calling for heat.
  • Page 27 1 1 C o m m i s s i o n i n g 11.11 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 door, remove the hinge pin.
  • Page 28 Substances Hazardous to Health The adhesives and sealants used in this appliance are cured and give no known hazard in this state. INSULATION PADS/CERAMIC FIBRE, GLASSYARN, MINERAL WOOL These can cause irritation to skin, eyes and the respiratory tract. If you have a history of skin complaint you may be susceptible to irritation. High dust levels are usual only if the material is broken.