Riello Vokera Easi-Flo LE Installation & Servicing Instructions Manual Download Page 1

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Vokèra is a licensed member of the Benchmark scheme

which aims to improve the standards of installation and

commissioning of domestic hot water systems in the UK.

Installation
& Servicing
Instructions

THESE INSTRUCTIONS

TO BE RETAINED

BY USER

Easi-Flo le

Water heater

G.C. N. 52-094-10 (NG)

G.C. N. 52-094-11 (LPG)

Summary of Contents for Vokera Easi-Flo LE

Page 1: ...which aims to improve the standards of installation and commissioning of domestic hot water systems in the UK Installation Servicing Instructions THESE INSTRUCTIONS TO BE RETAINED BY USER Easi Flo le...

Page 2: ...16 5 18 Reset to factory settings 17 5 19 Reset to factory settings 17 6 COMMISSIONING 18 6 1 Gas supply installation 18 6 2 Water pipe work 18 6 3 Pre operation checks 18 6 4 Initial lighting 18 6 5...

Page 3: ...ght entail Children must not play with the appliance It is the user s responsibility to clean and maintain the appliance Children should never clean or maintain it unless they are given supervision 1...

Page 4: ...28 n gas connection 3 4 Concentric flue gas outlet pipes Diameter 60 100 mm Maximum length 2 6 m Loss due to 45 90 bend 1 1 5 m Wall hole 105 mm Separate flue gas outlet pipes Diameter 80 mm Maximum...

Page 5: ...AFC 18 GJ Daily electricity consumption Qelec 0 082 kWh Annual electricity consumption AEC 18 kWh Sound power level indoors LWA 51 dB A Emissions of nitrogen oxides NOx 40 mg kWh 2 3 Water circuit ou...

Page 6: ...OPE 3 4 2 1 4 5 3 1 2 bl V br br bl X2 1 14 gy gy bk bk w w gy OUT bl or r r pu pu MOD T B F L t S S PAD or gy OUT bl 1 3 T L X4 2 1 X1 L N 230 V F 3 15A M5 br bl bl br 230 V aux IWH02 Control oard C...

Page 7: ...mponents A fully integrated electronic control board featuring electronic temperature control self diagnostic fault indicator continuous gas modulation Electronic ignition with flame supervision Fan D...

Page 8: ...If the gas supply serves more than one appliance it must be ensured that an adequate supply is maintained to each appliance when they are in use at the same time NOTE It is reasonable to expect a dro...

Page 9: ...orizontal 2 60 mt Concentric Vertical 3 60 mt Twin flue 6 6 mt 4 5 Fitting the flue The top flue outlet permits both horizontal and vertical flue applications to be considered alternatively the Vok ra...

Page 10: ...o the required length you must ensure that the excess is cut from the plain end of the extension and that the inner 60mm pipe is 7 5mm longer than outer 100mm pipe Remove any burrs and check that any...

Page 11: ...on twin flue installation The flue must have a fall back of 3 back to the appliance to al low any condensate that forms in the flue system to drain via the condensate drain Consideration must also be...

Page 12: ...nection to the concentric to twin converter NOTE Before cutting twin flue pipes ensure allowances have been made for connection onto the previous piece and onto the concentric to twin converter The la...

Page 13: ...he plug or fused isolator is fitted with a 3 amp fuse 4 8 CASING REMOVAL To gain internal access to the appliance you must first remove the casing proceed as outlined below To remove the casing discon...

Page 14: ...elect the desired value B Then confirm the selection by pressing MENU B again 5 USER Your Easi Flo le water heater incorporates the very latest gas water heating technology and if cared for will give...

Page 15: ...system are open set the system s master switch to on The appliance is powered and is normally off The display shows in sequence from off to on every 2 seconds a segment of 2 digits to compose the wri...

Page 16: ...ve cleaners 5 14 What if i suspect a gas leak If you suspect a gas leak turn off the gas supply at the gas meter and contact your installer or local gas supplier If you require further advice please c...

Page 17: ...s you to reset the bo ard parameters to the factory settings Reset to factory settings Pressing the MENU B key displays two underscores Press the key until the two underscores shift up Press the key t...

Page 18: ...let test nipple Inlet test cap Light the appliance as described in 6 4 INITIAL LIGHTING and com pare the reading on the manometer with the values described in 2 2 TECHNICAL DATA If adjustement is requ...

Page 19: ...omponents will be determined by factors such as operating conditions and usage Should the appliance develop a fault the fault finding section will assist in determining which component is malfunctioni...

Page 20: ...PROCEDURE Locate and remove the screws that secure the air chamber cover Remove the air chamber cover Locate and remove the screws that secure the flue assembly Discon nect the electrical connections...

Page 21: ...e ap pliance from the electrical supply and attach a suitable manometer to the gas valve outlet test nipple SETTING THE MAXIMUM BURNER PRESSURE Light the appliance as described in 5 10 6 4 and compare...

Page 22: ...or a supply fault consult the local elec tricity supplier for advice RESISTANCE TO EARTH CHECK Isolate the appliance from the electrical supply and using a suitable multi meter carry out a resistance...

Page 23: ...djust ed remove one of the grey wires from the modulating coil Compare the reading on the manometer with the value described in 2 2 TECH NICAL DATA If adjustement is required turn the inner red cross...

Page 24: ...pressure gauge Disconnect the compensation connector 5 from the gas valve Remove the protective hood 2 Open a water tap to its maximum flow rate set the temperature selector to maximum and power up t...

Page 25: ...t High Fire m hr ft hr Burner Pressure Lo mbar Hi mbar Inlet Pressure Dynamic at Hi Fire and all other appliances running mbar Inlet water temp C Water Heater Set Temperature C Maximum Flow Rate Achie...

Page 26: ...ID No Comments Signature SERVICE 05 Date Engineer name Company name Telephone No Operative ID No Comments Signature SERVICE 07 Date Engineer name Company name Telephone No Operative ID No Comments Sig...

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Page 28: ...1HG enquiries vokera co uk www vokera co uk www vokera ie Sales General Enquires T 0844 391 0999 F 0844 391 0998 Vok ra Ireland West Court Callan Co Kilkenny T 056 7755057 F 056 7755060 Vok ra Limited...