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Worcester Highflow 3.5 OF, Инструкции по установке и обслуживанию


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Содержание Highflow 3.5 OF

Страница 1: ...UCTIONS GC NUMBER 41 311 38 BOILER OUTPUT To Hot Water Maximum 22 9 kW 78 000 Btu h To Central Heating Minimum 8 8 kW 30 000 Btu h Maximum 22 9 kW 78 000 Btu h IMPORTANT THIS APPLIANCE IS FOR USE WITH...

Страница 2: ...prosecution It is in your interest and that of safety to ensure compliance with the law The manufacturers notes must not be taken in any way as overriding statutory obligations TECHNICAL DATA NOTE TH...

Страница 3: ...BS 6891 4 ELECTRICAL SUPPLY Mains supply 240 V 50 Hz 135 watts 5 OPEN VENTED SYSTEM The appliance is supplied ready for connection to a sealed water system A conventional open vented system can be us...

Страница 4: ...rned off when a demand for hot water is made For large quantities of hot water the control thermostat should be set at maximum and after use a few minutes may be required to re heat the heatbank the c...

Страница 5: ...f 25mm 1in minimum A suitable non combustible sleeve or plate must be fitted to centre the flue and maintain the 25mm lin air gap The space between the plate sleeve and the flue pipe should be filled...

Страница 6: ...rvice cock for gas soundness in accordance with CP 331 Pt 3 15 Connect the water system pipes at the rear of the appliance Fig 5 System Filling and Make up Heatrng Return Non return Non return 1 v a l...

Страница 7: ...Open Vented Water System EXPANSION TANK DOMESTIC COLD WATER TO TAPS SHOWER ANDW C T 1 n j I I STATIC HEAD L_ Hinnit JmnnL t _____J __ t ___J ____ I 1 I _____ l __ I I NOTE ADRAIN COCK SHOULD BE INSTA...

Страница 8: ...t MAXIMUM and must not be reduced 8 8 PRESSURE RELIEF VALVE A spring loaded pressure relief valve set to operate at 3 bar 45lbs f in is fitted within the boiler A discharge pipe should be fitted to th...

Страница 9: ...a double pole isolator with a contact separation of 3 mm in all poles and supplying the boiler and system controls only Mains Cable 0 75 mm 2 24 x 0 20 mm Should the factory fitted mains cable need to...

Страница 10: ...Y A N W I T1 pk k II v I p 1_ SUPPRESSOR y TS l o N PRIORITY p 2_ w WATERVALVE LTERNATIVEPRoGRAMMER THERMOSTAT T9 10 a J w T14 I __ bl a 1 HOTWATERLIMIT T I mI pk THERMOSTAT 11 7 or HEATINGTHERMOSTAT...

Страница 11: ...l g 1 7 vv bl GAS SOLENOID HEATING 4 POLE RELAy bl fWv bl 9 5 TS br SUPPRESSOR e vv e bl p iii T9 ti w WATER VALVE 3 w I 11 7 HEATING THERMOSTAT 1 I I I I I I I I 1 I T ILT4 bk br 4 or _6 I b I I I I...

Страница 12: ...I_J C l JG U L _PROGRAMMER _ _j ALTERNATIVE TO OPERATING SWITCHI I 4POLE I 4 ww e l ItS rr i r 1 1 1 I i r _g br I r _g w I I DHW CENTRAL HEATING ILp Ls N L o IPUMP _ g I THERMOSTAT THERMOSTAT IL____...

Страница 13: ...F c If DHW service gas pressure needs adjustment refer to TECHNICAL DATA Using a 10 mrn blade width screw driver turn the screw A clockwise to increase and counter clockwise to decrease pressure until...

Страница 14: ...a comprehensive maintenance contract 16 ROUTINE CLEANING AND INSPECTION THE FOLLOWING SHOULD BE CARRIED OUT AT PERIODS NOT EXCEEDING ONE YEAR Operate the appliance and system noting any faults which m...

Страница 15: ...oved The action must be under taken with great care Turn off the boiler and replace the boiler inner casing immediately after checking the gas soundness Check the main burner through the viewing windo...

Страница 16: ...se order ensure that the 0 ring i i Jcated in the end of the burner manifold I Check the gas soundness of the connection between the bur11er manifold and the gas line See Section 15 lioutine Cleaning...

Страница 17: ...the lead off the connector tab at the electrode and at the piezo unit b Remove the lead and fit a replacement 6 THE COMBUSTION CHAMBER INSULATION See Figs 13 and 15 a Cover the burner and pilot with...

Страница 18: ...ightening the thermocouple nut i Turn on the gas supply at the gas service cock Refer to the lighting instructions and light the pilot j Check connections for gas soundness k Turn on the electrical su...

Страница 19: ...e electrical supply has been disconnected 13 THE DWH TANK OVERHEAT THERMOSTAT See Fig 22 a Disconnect the thermostat leads at the terminal strip Refer to the wiring diagram Fig 11 to ensure that the c...

Страница 20: ...base until fully located 17 THE 3 POSITION SWITCH See Fig 25 a Disengage the rear cover of the facia panel by releasing the four M5 screws two at the top and two at the bottom b Remove the push on con...

Страница 21: ...s noting the wire positions e Fit the replacement circulating pump using new sealing washers NOTE The direction flow indicator on the circulating pump should point towards the rear of the boiler The r...

Страница 22: ...uitable water treatment then Worcester Heat Systems Ltd Service Department should be contacted who will advise on suitable remedial action 27 THE HEAT EXCHANGER See Figs 14 15 and 28 a Drain down the...

Страница 23: ...23...

Страница 24: ...M THERMOSTAT IF FITTED TO MAXIMUM DOES THE WATER DIVERTING VALVE OPEN NOTE BEFORE CHANGING ANY COMPONENT INDICATEO IN THE FOLLOWING GUIDE IT IS ESSENTIAL THAT THE ASSOCIATEO WIRING IS CHECKED FOR CONT...

Страница 25: ...SSURE INCREASE TO 14 m bar 15 6 in wg l NO REMOVE THE CAP FROM THE UPPER PRESSURE GOVERNOR ON THE GAS VALVE CAN PRESSURE BE ADJUSTED BETWEEN 18 14m bar 10 7 5 6in wg l NO REPLACE CIRCULATING PUMP REPL...

Страница 26: ...19 Key No SHORT PARTS LIST GCNo Description 179 J 85 56 c 55 181 a 128 54 132 Manufacturer s Reference Qty WHS Part No 192 11 13 191 It 86 127 1 o 125 81 52 c 82 53 _ 1 50 131 168 26...

Страница 27: ...27...

Страница 28: ...193 This booklet is accurate at the date of printing but will be superseded and should be disregarded if specifications and or appearances are changed in the interests of continued improvement All goo...

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