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Design, Installation,

User & Servicing

Instructions

An unvented hot water storage 

appliance complying with the 

requirements of Building Regulations 

Approved Document G3 and 

manufactured in accordance with

BS EN 12897, the specification for 

unvented water storage vessels. 

in the interest of continuously 

improving the Vitocell 200 Cylinder 

range, Viessmann reserve the right to 

modify the product without notice, and 

in these circumstances this booklet, 

which is accurate at the time of printing, 

should be disregarded.

Summary of Contents for Vitocell 200 Cylinder

Page 1: ...Document G3 and manufactured in accordance with BS EN 12897 the specification for unvented water storage vessels in the interest of continuously improving the Vitocell 200 Cylinder range Viessmann reserve the right to modify the product without notice and in these circumstances this booklet which is accurate at the time of printing should be disregarded ...

Page 2: ...s provided to assist generally in the selection of equipment Responsibilityforselectionandspecificationofourequipmentmusthoweverremainthat 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 design selection or specification for the effectiveness of an installation or system containing one of...

Page 3: ...route should be even In apartment buildings containing a number of storeys we would recommend that the appliances are moved vertically in a mechanical lift If it is proposed to use a crane expert advice should be obtained regarding the need for slings lifting beams etc A specific manual handling assessment is shown in Appendix B at the rear of this manual Maintenance Modifications should not be ma...

Page 4: ...or use with gas or oil boilers Figure 1 Vitocell 200 Cylinders must not be used with solid fuel boilers or steam as the energy source 2 ViessmannVitocell 200 B Solar Cylinder For providing hot water by solar gains and gas or oil boilers Figure 2 Unvented cylinders must not be used with solid fuel boilers or steam as the energy source Viessmann Vitocell 200 V Cylinder ViessmannVitocell200 VCylinder...

Page 5: ...ith a sealed heating system the boiler must incorporate its own energy cut out overheat thermostat A high efficiency second solar coil is positioned below the primary coil to ensure maximum benefit of solar gain energy ViessmannVitocell 200 B Solar Cylinder models are listed in Table 1 on Page 6 7 Note The cold supply elbow c w drain tapping must be fitted as shown in figs 1 2 3 and 4 A flexible h...

Page 6: ...r Litres A mm mm B mm C mm D mm E mm F mm Litres G mm H mm Vitocell 200 V 90 19 109 90 3 12 732 550 490 n a 352 367 n a 40 367 367 120 22 142 120 3 12 920 550 678 n a 352 367 n a 67 367 367 150 26 176 150 3 18 1107 550 865 n a 392 442 n a 92 407 407 180 28 208 180 3 18 1295 550 1053 n a 432 442 n a 116 447 447 210 33 243 210 3 24 1483 550 1241 1127 432 442 n a 145 482 482 250 38 288 250 3 24 1733 ...

Page 7: ... a n a n a 16 5 0 59 0 165 n a n a 21 16 0 80 n a 367 367 223 312 n a n a n a n a n a 18 0 59 0 165 n a n a 27 19 1 00 n a 407 407 223 392 n a n a n a n a n a 18 5 0 68 0 191 n a n a 28 19 1 20 n a 447 447 223 392 n a n a n a n a n a 19 0 78 0 216 n a n a 33 21 1 40 n a 482 482 223 392 n a n a n a n a n a 20 5 0 78 0 216 n a n a 41 26 1 60 n a 577 577 223 472 n a n a n a n a n a 21 5 0 97 0 241 n ...

Page 8: ...rimary return 22mm 10 Primary flow 22mm Component kit supplied separately A Combination inlet group incorporating pressure reducing valve strainer check valve balancecoldtakeoffpoint expansion reliefvalveandexpansionvesselconnection points B Potable expansion vessels c w flexible hose and wall bracket C Tundish D Dual control thermostat and combined overheat thermostat E Two port 22mm zone valve f...

Page 9: ...el collector 22mm compression 11 Solar coil flow from panel 22mm compression 12 Solar thermostat pocket Component kit supplied separately A Combination inlet group incorporating pressure reducing valve strainer check valve balance cold take off point expansion relief valve and expansion vessel connection points B Potable expansion vessels c w flexible hose and wall bracket C Tundish D Dual control...

Page 10: ... of 40 litres min in most conditions Flow rates for ALL mains pressure systems are subject to district pressures and system dynamic loss Particularly on larger properties with more than one bathroom the pipe sizes should be calculated in accordance with BS6700 Model Selection Where selecting a solar model it is important to checkthededicatedsolarvolume shownintables1 2 issuitableforthetotalfloorar...

Page 11: ... at mixed water outlets such as showers For this reason and because these are now no more expensive than a manual shower we strongly recommend the use of thermostatic showers with this appliance These must be used in 3 storey properties where the impact on pressure temperature of opening another tap in the system is greater than normal The shower head provided must also be suitable for mains press...

Page 12: ...ed as close as possible and within 500mm of the safety device e g the temperature relief valve Thedischargepipe D2 fromthetundishshould terminate in a safe place where there is no risk to persons in the vicinity of 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 p...

Page 13: ...tems are installed where dischargesformsafetydevicesmaynotbeapparenti e indwellingsoccupiedby blind infirmordisabledpeople considerationshouldbegiventotheinstallation of an electronically operated device to warn when discharge takes place Safety ThesafetydevicessuppliedorfittedonanViessmannVitocell200Cylinderareselected for their suitability for the temperatures and pressures involved They must no...

Page 14: ...st be in accordance with the relevant IEE Wiring Regulations and the circuit must be protected by a suitable fuse and a double pole isolating switch The correct method of terminating the wiring to the immersion heater is shown opposite Line Strainer This is integral within the combination inlet group to reduce the likelihood of contaminants fouling the valve seat Following installation this line s...

Page 15: ...le 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 as an open vented system fitted w...

Page 16: ...ple or animals below if the valve were to release scalding water and steam The pipe leading to the safety device and the collectorshouldbeofrigidandnon deformable construction without any possibility of restriction or disclosure by any other fitted component A more detailed diagram of our recommended arrangement for a typical solar system is shown on page 18 The Viessmann solar controller Solar Di...

Page 17: ...The diagrams opposite shows how the 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 consid...

Page 18: ...Solar Cylinder T Anti Gravity Check Valve Pressure Relief Valve Anti Gravity Check Valve Standard 10 way wiring junction box Not supplied No isolation valve should be installed between the solar circuit and the safety valve pressure relief valve Vitosolic 100 Type SD1 21 20 19 18 17 16 L N R1 N R2 N 15 14 13 12 11 10 9 6 5 4 3 2 1 S1 S2 S3 PWM 145 Schematic Showing Solar Wiring Requirements ...

Page 19: ...Orange Yellow White Red B Or Y Wh R Br Bl G Y Br Br Bl G Y Or Gr 5 Amps Br Bl G Y Br Br B Br Bl G Y Br B Bl Br Br Br Br Bl B G Y G Y Br Br Blue core used from standard 3 core flex please ensure you use brown sleeving at both terminating ends to identify core potential 3 core flex 4 core cable L N L L_P SL_B E N N_P E_P Br Bl G Y B Br Bl G Y Boiler Pump ISSUE No 3 APPROVED DRN DATE 23 09 09 S Gator...

Page 20: ...quately flushed and refilled with the mains water immediately on completion of the disinfection procedure Damage caused through a failure to do this adequately will not be covered by the warranty For the above reasons we recommend the use of a non chlorine dased disinfectant such as Fernox LP Sterox as manufactured by Cookson Electronics when carrying out disinfection of systems incorporating thes...

Page 21: ...d 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 thisindicatesafaultcondition which needs actio...

Page 22: ...ng 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 manufacturer s 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 water in the cylinder is cold 9 Checkandadvisethehouseholdernottoplaceany...

Page 23: ...If the units are not getting hot and the heat source is electrical ensure that the immersion heaters are 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 Viessmann Limited Discharge From Relief Valves If cold water is discharging from the expansion relief valve into the tundish check the pressure ...

Page 24: ...umbing 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 55ºC 60ºC Has high limit cut out Re set END YES YES YES YES YES YES YES NO NO NO NO NO NO NO ...

Page 25: ...rom restrictions blockages YES NO Is pressure reducing valve in combination valve working Fault Poor Water Flow At Hot Taps Fault Water Discharge Into Tundish 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...

Page 26: ...alve set at 4 75 bar 1 SG010 5 flexible hose 1 SG003 7160757 7 12 litre expansion vessel 1 XG190 8 18 litre expansion vessel 1 XG191 9 24 litre expansion vessel 1 XG192 10 Wall mounting bracket for 12 18 24 litre expansion vessel 1 XG184 11 35 litre expansion vessel 1 XG193 12 Wall mounting bracket for 35 litre expansion vessel 1 XG058 13 22mm 2 port valve 1 XG083 7160764 14 Junction wiring box 12...

Page 27: ...ood House 40 New Road 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 ...

Page 28: ...ing ensure you 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 oftheweightandoftheitemslistedwithin this assessment Make sure you and any others helping know the route you intend to take that it is clear of any obstructions Neve...

Page 29: ...TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 3 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 4 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 5 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No COMMENTS SIGNATURE SERVICE 6 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID CARD SERIAL No C...

Page 30: ...Page 30 NOTES ...

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

Page 32: ...H Co KG D 35107 Allendorf Telephone 49 6452 70 0 Fax 49 6452 70 2780 www viessmann com Viessmann Limited Hortonwood 30 Telford Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com ...

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