Ariston TC720 Betriebsanleitung

Country of destination: GB - IEUsers GuideInstallation and Servicing InstructionsTP 23 - G.C. Number 47-116-32TP 30 - G.C. Number 47-116-33Manufacture

10FGFig. 6.4TE020EInstallation6.8 Water ConnectionsView of the Boiler Connections6.5.1. Drill the wall and plug using those supplied with the con -nec

11Drain Cocks:These must be located in accessible positions to permit the drain-ing of the whole system and should be fitted at all low points. Thetap

12Fitting the Coaxial Flue (Horizontal)(For Telscopic Instructions see page 13 and for Vertical Flue andTwin Pipe Instructions see page 14)CONTENTS:1X

13Installation25 mm25 mm25 mmFIG 6.9FIG 6.10FIG 6.11WARNINGIT WILL BE NECESSARYTO CONSULTTABLE6.1 ON PAGE 18 TODETERMINE WHETHERTHE FLUE RESTRICTORIS

14InstallationThe Vertical flue kits maxim um and minim um useable lengthswith both flat and pitched roof flashings are indicated in (Figs.6.14 &

15According to Table 6.1 (Page 18) decide if condensation will formwithin the flue. If yes, there are two options;1) Where condense will form but can

16For flue runs with the intak e and exhaust pipes under the sameatmospheric conditions (T ype 4) the maxim um length is 43metres (80) and 28 metres (

17InstallationFIG. 6.19Type 1Type 5Type 4Type 3Type 2EXHAUSTAIR INTAKEAIR INTAKEAIR INTAKE MUST NOT BEFITTED ABOVE THE EXHAUSTFIG 6.20Note: Drawings a

18InstallationExhaustTypeTYPE 4TYPE 5Use the ø 42 mmRestrictorUp to 4 mUp to 11.5 mMaximumFlueLength**47 m42 mDo not use theRestrictorBetween 4 m - 47

19Installation6.10 Control PanelABCDEFI HGK JLEGEND:A - On/Off buttonB - Central heating temperature adjustmentC - Domestic hot water temperature adju

TABLE OF CONTENTS2USERS GUIDE1. GENERAL INFORMATION2. OPERATING INSTRUCTIONS3. BOILER SHUTDOWN SITUATIONS4. TIME CLOCKINSTALLATION AND SERVICINGINSTR

20Installation6.12 Fitting the Time ClockTo fit the mechanical time clock supplied with the boiler, it is nec-essary to proceed as follows:1) Remove t

21Installation6.12 Fitting the Time Clock (continued)754321GREYBLACKRED321GREYBLACKREDMECHANICAL TIME CLOCK DIGITAL TIME CLOCKFIG. 6.21

22InstallationTo connect a room thermostat, it is necessary to:1. - Open the control panel as indicated in SECTION 6.11.2.- Remove the link “A” from

23Installation6.14 ELECTRICAL/SYSTEM DIAGRAMSB - Central Heating Temperature AdjustmentC - Connector for Remote Control (Climate Manager)D - Domestic

24Installation3487109161517181920211213 14516211Legend:1. Fan2. Heat Exchanger3. Overheat Thermostat 4. Burner 5. Detection Electrode6. Ignition Elect

257. COMMISSIONINGPreliminary electrical system chec ks to ensure electr ical safetymust be carried out by a competent person i.e. polarity, earth con

26CommissioningIn the boiler, it is possible to monitor the correct oper ation of theflue exhaust/air intake, checking for a loss of general pressure

27Commissioning7.8 CompletionFor the Repub lic of Ireland it is necessar y to complete a“Declaration of Conformity” to indicate compliance to I.S. 813

281AB8. GAS ADJUSTMENTSThe boiler can be converted to use eithermethane (natural) gas (G20) or L.P.G. (G30- G31) by an Authorised Service Centre.The o

29Gas Adjustments234CEFD5. To set the minimum power, disconnect a supply terminal “F1”from the modureg and adjust scre w “F” (ensure that the10mm nut

31. General InformationThis is a combined appliance f or the production of centr al heat-ing (C.H.) and domestic hot water (D.H.W.). This appliance mu

30Gas Adjustments TP 23 MFFI2.80 2010.32.01.162.09 Kg/h0.87 Kg/h28.1 mbar5.0 mbar28 mbar14 x 0.7214 x 1.252.06 Kg/h0.85 Kg/h35.6 mbar6.8 mbar37 mbar14

319. MAINTENANCEIt is recommended that the following inspections be carriedout on the boiler at least once a y ear:1 - Check the seals for the water c

3210. SERVICING INSTRUCTIONS2. The control panel moves downward and when pulled forward,rotates on two lateral hinges; the panel stays in a semi-hor i

33Servicing Instructions10.2.2 Removing the sealed chamber front cover1. Remove the screws “C” (FIG. 10.6);2. Lift the sealed chamber front cover fro

34Servicing Instructions10.3.3 Removing the electrodesBefore carrying out this procedure, unscrew and slide the burn-er forward (see previous section

35Servicing Instructions1. Drain the boiler of water;2. Remove the side panels (see 10.2.3)3. Remove the overheat thermostat sensor “I” (FIG. 10.17);4

36Servicing Instructions1. Disconnect electrical connections “O” and silicone pipe “P”(FIG.10.25);2. Remove screw “Q” and remove the fan collar clamp

37Servicing InstructionsFIG. 10.32V10.4.2 Removing the gas valve Important! Before removing the gas v alve, ensure the gas sup-ply is turned off.1. D

3810.5.3 Removing the safety valve1. Disconnect the discharge pipe work from below the boiler;2. Unscrew and remove the valve “A1” (FIG. 10.41).FIG.

39Servicing Instructions10.5.5 Removing the pump1. Remove the electrical connection “ C1” (FIG. 10.44);2. Remove the allen screw “D1” (FIG. 10.45);3.

In the event that the safety limit is exceeded forthe temperature of the w ater in the boilersexchanger, the ther mostat shuts off the boilerand the r

40Servicing Instructions10.5.7 Removing the expansion vessel1. Release nuts “F1” and remove the gas pipe (FIG. 10.49);2. Release nut “G1” (FIG. 10.50

41Servicing Instructions10.5.10 Removing the D.H.W. temperature sensor (N.T.C.)1. Pull off the electrical connector and unscrew the sensor probeusing

4210.6 Access to the Control System 10.6.1 Checking the fuses1. Remove the inspection co ver on the re verse of the controlpanel (FIG. 10.62);2. Remo

4311. FAULT FINDINGThese fault finding guides are not exhaustive. However, it is pos-sible to detect and correct man y defects by using the standardfa

44Fault Finding

45Fault Finding

46Fault Finding0.55mbar (23kW)0.90mbar (30kW)0.55mbar (23kW)0.90mbar (30kW)

47Fault Finding

4812. SHORT SPARE PARTS LIST11884119120301 302 30330430423415776131211101415161721939 40 4143 444647491111102542483334 35 36 373029 3331 3296101100335

49Short Spares Parts ListKey Part Number Description16 65101294 PCB28 995903 Pump Pressure Switch32 997088 Safety Valve (3 Bar)35 65101390 Pressure Ga

5Shutdown Due To Insufficient CirculationIf the boiler is off , one possible cause for this state is an insuffi-cient pressure of water in the system

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5213. TECHNICAL INFORMATION0 99 84 1869 000*Calculated at 70% maximum outputCE CertificationHeat Input max/min kWHeat Output max/min kWEfficiency o

6This manual is an integ ral and essential par t of the product. Itshould be kept with the appliance so that it can be consulted b ythe user and our a

7General Information5.2 Overall View27262521202423229108131412156543212816 18 1917117Legend:1. Flue connector2. Air intake for twin pipe flue systems3

86. INSTALLATION6.1 Reference StandardsThe technical information and instructions provided herein beloware intended for the installer / Ser vicing Tec

9InstallationLegend:A = Central Heating Flow (3/4”)B = Domestic Hot Water Outlet (1/2”)C = Gas Inlet (3/4”)D = Domestic Cold Water Inlet (1/2”)E = Cen