Norman ASLNOR120D Design, Installation & Servicing Instructions Download | Manualshive

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Design, Installation & Servicing Instructions

CYLINDERS

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Summary of Contents for ASLNOR120D

Page 1: ...Design Installation Servicing Instructions CYLINDERS ...

Page 2: ...e they do not play with the appliance This information is provided to assist generally in the selection of equipment Responsibility for selection and specification of our equipment must however remain that of our customer and any experts or consultants concerned with the installation s Please note that we do not therefore accept any responsibility for matters of designselectionorspecification fort...

Page 3: ...ting 3 bar Expansion vessel charge pressure 3 bar Expansion relief valve setting 4 75 bar Opening pressure of P T Relief Valve 6 bar Opening temperature of P T Relief Valve 92 95 C Energy cut out thermostat setting 85 C Max working pressure Primary heat exchanger Indirect models 6 bar Immersion heater rating 3kW 240V AC All cylinders are manufactured in accordance with the requirements of BS EN 12...

Page 4: ...lation on site as easy as possible Norman cylinders are available in two basic variants 1 Norman Direct For providing hot water heated by electricity Figure 1 2 Norman Indirect For use with gas or oil boilers Figure 2 Unvented cylinders must not be used with solid fuel boilers or steam as the energy source Norman Direct Norman direct is an electrically heated unvented hot water storage cylinder de...

Page 5: ... pumped primary systems When used with a sealed heating system the boiler must incorporate its own energy cut out overheat thermostat Norman indirect models are listed in Table 2 on Page 8 9 Note The cold supply elbow c w drain tapping must be fitted as shown in figs 1 2 and 3 A flexible hose can then be connected to the drain tapping and providing the hose runs below the lowest level of the cylin...

Page 6: ... Pressure Temperature Relief Valve 6bar 95 C 22mm Secondary Return Tapping kg kg Litres bar Litres A mm mm B mm C mm Direct ASLNOR90D 13 103 90 3 12 745 550 490 n a ASLNOR120D 18 138 120 3 12 930 550 678 n a ASLNOR150D 22 172 150 3 18 1120 550 865 n a ASLNOR180D 24 204 180 3 18 1305 550 1053 n a ASLNOR210D 28 238 210 3 24 1495 550 1241 1127 ASLNOR250D 32 282 250 3 24 1745 550 1491 1377 ASLNOR300D ...

Page 7: ...3 n a n a n a n a n a n a n a n a 90 58 0 85 487 367 223 55 n a n a n a n a n a n a n a 119 90 1 06 587 442 223 70 n a n a n a n a n a n a n a 150 121 1 27 686 442 223 85 n a n a n a n a n a n a n a 179 157 1 48 786 442 223 90 n a n a n a n a n a n a n a 209 192 1 70 927 522 223 125 n a n a n a n a n a n a n a 249 224 1 85 1077 522 223 155 n a n a n a n a n a n a n a 299 263 2 04 40 00º 45 00º 35 ...

Page 8: ...mperature Relief Valve 6bar 95 C 22mm Secondary Return Tapping kg kg Litres bar Litres A mm mm B mm C mm Indirect ASLNOR90IND 19 109 90 3 12 745 550 490 n a ASLNOR120IND 22 142 120 3 12 930 550 678 n a ASLNOR150IND 26 176 150 3 18 1120 550 865 n a ASLNOR180IND 28 208 180 3 18 1305 550 1053 n a ASLNOR210IND 33 243 210 3 24 1495 550 1241 1127 ASLNOR250IND 38 288 250 3 24 1745 550 1491 1377 ASLNOR300...

Page 9: ...67 367 223 312 16 5 0 59 0 165 21 16 0 85 352 367 n a 67 367 367 223 312 18 0 59 0 165 27 19 1 06 392 442 n a 92 407 407 223 392 18 5 0 68 0 191 28 19 1 27 432 442 n a 116 447 447 223 392 19 0 78 0 216 33 21 1 48 432 442 n a 145 482 482 223 392 20 5 0 78 0 216 41 26 1 70 927 522 512 109 577 577 223 472 21 5 0 97 0 241 44 30 1 85 1077 522 512 130 677 677 223 522 25 0 97 0 241 48 32 2 04 40 00º 45 0...

Page 10: ...eater 1 BSP 3kW normally off peak Part G3 loose components supplied in a separate box A Combination inlet group incorporating pressure reducing valve strainer check valve balancecoldtakeoffpoint expansion reliefvalveandexpansionvesselconnection points B Portableexpansionvesselsc wwallbracket C Tundish 1 2 5 3 4 6 Typical arrangement of component kit shown fitted to the appliance for clarity Pipewo...

Page 11: ... Primary flow 22mm Part G3 loose components supplied in a separate box A Combination inlet group incorporating pressure reducing valve strainer check valve balancecoldtakeoffpoint expansion reliefvalveandexpansionvesselconnection points B Potable expansion vessels c w wall bracket C Tundish D Dual control thermostat and combined overheat thermostat E Two port 22mm zone valve for primary circuit F ...

Page 12: ...athrooms 7 5 180 210 2 bathrooms separate shower room 7 5 210 250 2 bathrooms 2 separate shower rooms 7 5 250 300 3 bathrooms 2 separate showers rooms 9 6 300 INSTALLATION INSTALLATION Further guidance on converting heat loss limits to insulation thickness for specific thermal conductivities is available in TIMSA HVAC guidance for achieving compliance with Part L of the Building Regulations Mains ...

Page 13: ...cting pipe work is kept to a minimum Shower Fittings Aerated taps are recommended to prevent splashing Any type of shower mixing valve canbeusedaslongasboththehotandcoldsuppliesaremainsfed However allmains pressure systems are subject to dynamic changes particularly when other hot and cold taps showersareopenedandclosed whichwillcausechangesinthewatertemperature at mixed water outlets such as show...

Page 14: ...the discharge be of metal and a Be at least one pipe size larger than the nominaloutletsizeofthesafetydeviceunless its total equivalent hydraulic resistance exceeds that of a straight pipe 9m long i e discharge pipes between 9m and 18m equivalent resistance length should be at leasttwosizeslargerthanthenominaloutlet size of the safety device between 18 and 27m at least 3 sizes larger and so on Ben...

Page 15: ...e indwellingsoccupiedby blind infirmordisabledpeople considerationshouldbegiventotheinstallation of an electronically operated device to warn when discharge takes place P T Relief Valve Tundish Hot Outlet To Drain PRV NRV Stop Tap Kitchen Cold Tap Combination Valve Balanced Cold Outlets Immersion Heater Expansion Vessel s Boiler Return Boiler Flow 2 Port Valve Secondary Return Circuit Schematic Di...

Page 16: ...ng improved performanceandextendedoperationallife This can be purchased as an extra from your Gledhill depot under code number SH002 Line Strainer This is integral within the combination inlet group to reduce the likelihood of contaminants fouling the valve seat Following installation this line strainer must be cleaned and replaced Thisneedstobecarriedoutonaregularbasis as part of the annual maint...

Page 17: ...upply pipe provided a Listed double check valve or some other no less effective backflow prevention device is permanently connected at the inlet to the circuit and the temporary connection is removed after use Alternatively a CA device can be used which will allow the system to be permanently connected to the cold mains supply The primary system can then be topped up when required in the same way ...

Page 18: ...Page 18 INSTALLATION INSTALLATION ...

Page 19: ... blending valve can be piped onsite Figure 1 shows the cold water port of the blending valve connected to the mains cold water supply before the inlet control group This arrangement is completely unacceptable and illegal because the water is allowed to expand in to mains cold water supply the vessel will be charged to the incoming mains supply which may be considerably higher than the working pres...

Page 20: ...Page 20 INSTALLATION INSTALLATION ...

Page 21: ...ED PUMP OVERRUN OPTION Br Bl G Y B Br Or ELECTRONICS 1 9 8 7 6 5 4 3 2 10 11 12 N L 1 2 3 4 OFF ON OFF ON HW CH 1 2 3 4 Room Thermostat Central Heating Control 1 C 2 2 C 1 Dual Cylinder Stat Overheat Stat Spade connectors required for earth connections Control Stat L N E Mains Supply Fed Via Double Pole Isolator 230 VAC 5 Amps HTG VALVE HW VALVE Typical schematic wiring diagram for an unvented ins...

Page 22: ...ce is adequately flushed and refilledwiththemainswaterimmediatelyoncompletionofthedisinfectionprocedure Damage caused through a failure to do this adequately will not be covered by the warranty Forthereasonsmentioned werecommendthe useofanonchlorinebaseddisinfectantsuchas Fernox LP Sterox as manufactured by Cookson Electronics when carrying out disinfection of systems incorporating these appliance...

Page 23: ...ge in flow may be experienced which disappears as the pressure in the system stabilises This is quite normal with these types of systems and does not indicate a fault In some areas the water will initially appear cloudy but will quickly clear when left to stand This is nothing to be concerned about and is due to aeration of the water WARNING Ifwaterisseenflowingthroughthetundish thisindicatesafaul...

Page 24: ...s are free from obstruction and blockage and are not passing any water 5 Check the condition and if necessary descale the heat exchangers in hard water areas 6 Check that water pressure downstream of pressure reducing valve is within the manufacturers limits 7 Check operation of motorised valve 8 Check the pressure on the air side of the expansion vessel This must be done when the volume in the cy...

Page 25: ... isolated from the mains before re setting the energy cut out If the immersion heater s need replacing this should be done with the units supplied from Gledhill Building Products Limited Same day despatch to approved installers can be arranged by telephoning 01253 474402 Discharge From Relief Valves If cold water is discharging from the expansion relief valve into the tundish check the pressure on...

Page 26: ...nd Re set END YES YES YES NO NO NO Switch on Set programmer Re set check wiring plumbing is correct Re set Is all wiring to the controls ok Replace thermostat Re wire START Is boiler on Is hot water programmer in on position Is zone valve in correct position Is control temperature set at 60ºC 65ºC Has high limit cut out Re set END YES YES YES YES YES YES YES NO NO NO NO NO NO NO SERVICING AND MAIN...

Page 27: ...O Clear obstructions Is system free from restrictions blockages YES NO Is pressure reducing valve in combination valve working Clean or replace as required Is expansion vessel charge pressure correct Replace ERV TPRV Replace PRV END START Is pressure downstream of pressure reducing valve correct Is valve seal and seat clean undamaged Is heater operating at less than 60ºC Re set temperature NO YES ...

Page 28: ... 1 SG001 3 Inlet group set at 3 bar c w expansion relief valve set at 4 75 bar 1 SG018 4 12 litre expansion vessel 1 XG203 5 18 litre expansion vessel 1 XG204 6 24 litre expansion vessel 1 XG205 7 35 litre expansion vessel 1 XG206 8 22mm 2 port valve indirects only 1 XG083 9 Junction wiring box 12 way 1 XG129 10 Control and overheat limit thermostat 1 XG168 11 15mm x 22mm tundish 1 XG173 ...

Page 29: ...Stourbridge West Midlands DY8 1PA TELEPHONE 01384 442611 FAX 01384 442612 Water Savings Water Related Costs Can Be Reduced By Good Plumbing Practice TAPS MIXERS SHOWERS Unregulated 25 30 l m Regulated 10 12 l m Over 20 l m 5 6 or 8 l m 2 tap half open Fitted with regulator Unregulated 4 Fixing Options For Taps Mixers 1 MK Range Combined Regulators Aerator forscrewingontoTaps Mixerswithinternal ore...

Page 30: ... have a good hold e Taking the lead for team lifts As more than one person is required for these products ensure that one person is taking the lead This may be you so ensure that each person that is helping is made aware of the weight and of the items listed within this assessment Make sure you and any others helping know the route you intend to take that it is clear of any obstructions Never jerk...

Page 31: ...Page 31 NOTES ...

Page 32: ...on chloride sulphate Max 300 mg l in total 9 2 5 Whereappropriatetheunithasbeenregularlymaintainedasdetailedintheinstallationandserviceinstructions 9 2 6 Defects caused by corrosion or scale deposits are not covered by any Guarantee 9 2 7 Where we agree to rectify any defect we reserve the right to undertake the work on our own premises 9 2 8 We will not accept any labour charges associated with r...

Page 33: ... i the Purchaser shall hold the goods in a fiduciary capacity for us and shall store the same separately from any other goods in the Purchaser s possession and in a manner which enables them to be identified as our goods ii the Purchaser shall immediately return the goods to us should our authorised representative so request All the necessary incidents associated with a fiduciary relationship shal...

Page 34: ...Other Is the cylinder solar or other renewable compatible Yes No What is the hot water temperature at the nearest outlet C All appropriate pipes have been insulated up to 1 metre or the point where they become concealed Yes UNVENTED SYSTEMS ONLY KHUH LV WKH SUHVVXUH UHGXFLQJ YDOYH VLWXDWHG LI WWHG What is the pressure reducing valve setting bar DV D FRPELQHG WHPSHUDWXUH DQG SUHVVXUH UHOLHI YDOYH D...

Page 35: ...ame Telephone No Comments Signature SERVICE 05 Date Engineer name Company name Telephone No Comments Signature SERVICE 07 Date Engineer name Company name Telephone No Comments Signature SERVICE 09 Date Engineer name Company name Telephone No Comments Signature SERVICE 02 Date Engineer name Company name Telephone No Comments Signature SERVICE 04 Date Engineer name Company name Telephone No Comments...

Page 36: ...eserve the right to modify products without prior notice It is advisable to check the product technical detail by using the latest design and installation manuals available from our technical support team or on our website It is an offence to copy or adapt this document without consent of the owner Gledhill Building Products Limited Sycamore Estate Squires Gate Blackpool FY4 3RL Tel 01253 474550 F...

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