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TUDOR

NHRE

L 147

T U D O R N H R E R A N G E O F D I R E C T G A S F I R E D

W AT E R H E AT E R S

I N S T R U C T I O N S F O R I N S TA L L AT I O N ,

S E R V I C I N G & O P E R AT I O N F O R M O D E L S

N H R E 1 8 , 2 6 , 3 6 , 6 0 & 9 0 .

Содержание TUDOR NHRE 18

Страница 1: ...TUDOR NHRE L 147 TUDOR NHRE RANGE OF DIRECT GAS FIRED WATER HEATERS INSTRUCTIONS FOR INSTALLATION SERVICING OPERATION FOR MODELS NHRE 18 26 36 60 90...

Страница 2: ...d or Boosted Feed Systems 12 13 18 4 Unvented Installation Component Check List 14 15 18 5 Unvented Systems Terminating Safety Discharge Pipes 16 18 6 Secondary Circulation 18 7 Anti Stratification Sy...

Страница 3: ...fence to install an unvented hot water storage system without notifying the Local Authority 3 0 building regulations Tudor NHRE Water Heaters are approved in accordance with EN89 and are CE marked C E...

Страница 4: ...a powered active anode system which ensures best possible protection from waterside corrossion in all water supply areas and avoids the need for anode inspection replacement ease of maintenance Each...

Страница 5: ...rimary aeration control Low energy standing pilot with piezo spark ignition flame failure protection Thermoelectric system with safety interlocking to over temperature limit thermostat and flue draugh...

Страница 6: ...pliance see section 11 and sufficient persons must be employed if being manually handled to avoid injury to persons and damage to the product during moving and handling operations It is advised that t...

Страница 7: ...72 432 781 G 3 4 F Draw Off Cold Feed Cold Feed Models 18 60 Hot Drawoff Models 18 60 Control Panel Inspection Cleaning Port Information Label E D C A G 290 B Drain 3 4 Recirc 1 F 275 Model 18 156 Mod...

Страница 8: ...6 641 26 85 7 171 446 2 20 0 37 0 5 NHRE 60 350 67 57 7 08 5 20 535 1460 1110 512 1327 977 22 85 7 247 597 2 20 0 37 0 5 NHRE 90 285 99 84 2 10 47 7 68 558 1925 1640 525 1728 1443 12 85 7 270 555 1 20...

Страница 9: ...chemicals produce vapours which can cause rapid failure of thermocouples burners and the water heater tank walls if they are drawn into the combustion air supply Therefore if this water heater will b...

Страница 10: ...he diameter of the flue used must not be smaller than the flue connection on the appliance draught divertor and must be installed in accordance with the requirements of BS 5440 Part 1 BS 6644 or Briti...

Страница 11: ...n valve must be installed as low as possible and must not be positioned above the level of the drain tapping on the appliance The drain tapping is positioned at the lowest point of the vessel and is c...

Страница 12: ...fig 3 To install a Tudor NHRE Water Heater as an unvented hot water storage package then a Water Byelaws scheme approved kit of safety devices valves and fittings complying with BS7206 1990 and satisf...

Страница 13: ...nc Non Return Valve Remove and Discard Plug Connect Expansion Vessel To This Port Pressure Limiting Valve Set 3 5 bar Inc Strainer Plugged Tapping For The Take Off of A Balanced Pressure Cold Supply i...

Страница 14: ...FI BSP Check valve core assembly with integral G1 balanced cold G3 4 vessel G3 4 expansion relief valve connections CORE 255 001 3 3 4 MI BSP Inlet 22mm relief connection expansion relief valve set 6...

Страница 15: ...t sizes Worked Example The example below is G 3 4 Temperature and Pressure Relief valve with a discharge pipe D2 having 4 no elbows and length of 7m from the Tundish to the point of discharge From Tab...

Страница 16: ...ard discharges at low level ie up to 100mm above external surfaces such as car parks hard standings grassed areas etc are acceptable providing that where children may play and otherwise come into cont...

Страница 17: ...perature Pressure Relief Valve Isolation Valve Small Bronze Pump HW Draw offs fig 8 If the installation is unvented then the following information regarding system water capacity is of the utmost impo...

Страница 18: ...re protech system green lamp illuminates 9 The burner system should be commissioned by a competent Gas Engineer see section 20 10 Demonstrate operation to the user including the purpose and operation...

Страница 19: ...injectors ignition button stop button piezoelectric ignitor burner pressure tapping restrictor location detail restrictor gas valve outlet port NHRE 18 gas regulation block detail outlet restrictor bu...

Страница 20: ...jectors Nat Gas group H G20 34 02 MJ m3 20 Propane G31 46 34 MJ m3 37 Current Designation Reference Net calorific value 15 C 1013 mbar Nominal Supply Pressure mbar Equipment Type NHRE Pilot Flame Inje...

Страница 21: ...h button 1 for 20 seconds Light the pilot flame using the piezoelectric ignition 2 by keeping the button 1 pressed right down Repeat the operation until the pilot flame lights If the pilot flame goes...

Страница 22: ...e operation until the pilot flame lights Allow the thermocouple to heat by keeping the control button 1 pressed right down Release the button after 30 seconds The pilot flame must remain alight should...

Страница 23: ...electricity supply If there is a risk of freezing then the appliance should be isolated from the water supply and then completely drained Important Note If the power supply is to be turned off for mor...

Страница 24: ...ed out at intervals not exceeding 12 months Electrically isolate the appliance Isolate the gas supply to the appliance Disconnect the gas supply and the electrical connection to the multifunctional ga...

Страница 25: ...ight Pilot flame extinguishes Burner does not light Hot water temperature too low Smell of burnt gas Possible causes Symptoms 25 0 trip of flue spillage detection safety device In the event that the f...

Страница 26: ...RE 27 0 exploded diagram 26 0 guarantee The Tudor NHRE range of gas fired water heaters carry the following guarantee against defects in material or manufacturing process Tank 3 Years All other compon...

Страница 27: ...26 TUDOR NHRE 28 0 parts list...

Страница 28: ...ifications are not binding in detail All offers and sales are subject to the Company s current terms and conditions of sale 35 Nobel Square Burnt Mills Industrial Estate Basildon Essex SS13 1LT Tel 01...

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