Meridian 5.24 Installation & Operating Instructions Manual Download

Page: 1 / 49

5.24 and 5.32 N3V

CONDENSING GAS – FIRED

WALL MOUNTED

STAINLESS STEEL BOILER

Heating only or with external tank

and Solar System

INSTRUCTIONS FOR INSTALLATION

OPERATING AND MAINTENANCE

AUSTRALIAN VERSION

For Sales and Service contact;

AGENT

Automatic Heating Pty Ltd

51 Assembly Drive, PO Box 356
Tullamarine Vic 3043 Australia
Telephone: +61 3 9330 3300 Fac61 3 8318 7319
Email: [email protected] | www.automaticheating.com.au

Summary of Contents for 5.24

Page 1: ...r System INSTRUCTIONS FOR INSTALLATION OPERATING AND MAINTENANCE AUSTRALIAN VERSION For Sales and Service contact AGENT Automatic Heating Pty Ltd 51 Assembly Drive PO Box 356 Tullamarine Vic 3043 Aust...

Page 2: ...2 WARNING Before filling the heating system new or existing is necessary to check that it will be clean and there will be not impurity and or residual and then let in a suitable inhibitor...

Page 3: ...tions control board functioning and regulation 16 2 7 Thermoregulation devices and accessories 19 2 8 Automatic high low temperature circuit 21 2 9 Filling the CH circuit for remote tank 22 2 10 Filli...

Page 4: ...6 Maintenance function 40 3 7 Adjustment of nominal heating power 40 3 9 Selection of flow temperature in heating mode not possible on cascade systems 41 3 10 Pump anti block function 41 3 11 Heating...

Page 5: ...ow tank 17 Tank return 18 water fill 19 cool water inlet 20 safety valve 21 heating back 22 drainage tap 23 gas inlet 24 trap condense drainage 25 automatic air vent 26 gas valve 27 signal compensatio...

Page 6: ...DIAN N3V HEAT INPUT HEAT OUTPUT 80 C FLOW 60 C RETURN HEAT OUTPUT 50 C FLOW 30 C RETURN MIN HEAT INPUT MIN HEAT OUTPUT Nat Gas Propane Gas Nat Gas Propane Gas kW MJ hr 5 24 26 6 96 23 4 27 5 5 5 0 5 3...

Page 7: ...lammable liquids where the boiler is installed do not carry out cleaning in the boiler room when it is in use alcohol gasoline etc in case of gas smell do not turn on switches or any device which may...

Page 8: ...kes the temperature increase while turning anticlockwise it decreases From this moment the boiler is ready to operate automatically A led fig 4 pos 44 on the control panel shows that the burner is on...

Page 9: ...ANOTHER TILL ARRIVE TO THE K REG FUNCTION WITH UP E DOWN BUTTONS IT S POSSIBLE TO CHANGE THE EXTERNAL TEMPERATURE CURVE REFER FUNCTIONING CURVES FIG 3 PRESS THE BUTTON OK FOR MOVE FROM A WINDOW TO AN...

Page 10: ...pport service only 47 Request for intervention resetting 48 Sanitary hot water request if tank present 49 Selector switch on Winter 50 Heating request 51 Selector on Summer 52 Reset request 53 Used on...

Page 11: ...e gauge is approximately 1 1 3 bar in the second contact the Sile Service Centre For all remaining block codes that do not reset even after switching off the boiler and then switching it on again cont...

Page 12: ...re difficult to obtain We recommend a differential of approximately 10 15 C which is a good compromise for the entire year If this way the setting made by your authorised installer will not need adjus...

Page 13: ...too low 11 Too large water drawings 11 Continuous hot water drawings 12 Other problems 14 Table 4 SOLUTIONS 1 Wait for about 10 sec then repeat ignition operations 2 Turn off the gas tap and wait unti...

Page 14: ...re dangerous The manufacturer cannot be held responsible for damages caused by improper or unreasonable use In the event of irregularities defects or malfunctioning deactivate the boiler and contact t...

Page 15: ...template fig 2 Optional is provided the kit 10 SILE including all the compression fittings can be used supplied on request The boiler safety valve drain must conduct to a secure draining tube In absen...

Page 16: ...as and Propane Gas The 5 24 N N3V boiler has been designed to operate on Natural Gas Before performing the gas connection all the ducts of the fuel system are to be cleaned inside in order to remove p...

Page 17: ...to provide the system with a double pole switch having at least 3 mm spaced electric Before connecting the boiler make sure that the power grid and main switch are off The boilers are equipped with fe...

Page 18: ...rnal sensor optional SF flue probe SFS thermal fuse safety flue SR heating NTC probe SP micro flow transducer pump SS NTC sanitary probe SSB solar tank probe opz SSP solar probe panel PT type 1000 TA_...

Page 19: ...be installed as specified in the instructions On Off room thermostat make the connection to the TA_A and or TA_B terminals on the PCB Fig 4 and check that the wire ends leading from the system are no...

Page 20: ...rgised It must be connected to the screw terminals of the serial interface board on connector X13 of the PCB The double pole wire connection preferably shielded is not polarised Make sure that the con...

Page 21: ...must be connected to the two dedicated wires that come out of the control panel and are specifically labelled The situation is summarised in the table below High TA state Low TA state Boiler operating...

Page 22: ...no more than five attempts after which the boiler must be reset but losing the programmable thermostat function that will be implemented by the zone thermostats The boiler feed temperature in the hea...

Page 23: ...isolation valve open while keeping the gas valve closed No gas presence is supposed to be indicated by the gas meter in 10 minutes the boiler is supplied with preset gas the gas flow rate is as specif...

Page 24: ...are not alive Diagram available also with a remote control optional after configuring the boiler control board as instructions page 15 WARNING The T A terminals lead to a low tension boiler circuit Co...

Page 25: ...Code It is summarised below The draught terminals are supposed to Be situated on the external perimeter walls on the building Be positioned so that the distances indicated in the table are respected f...

Page 26: ...e manufacture of lumber sludge cement etc that damage the apparatus components and compromise the functioning With this configuration the air aspiration is directly from the room where the apparatus h...

Page 27: ...bend 5 external inlet duct 9 sealing ring 2 inlet duct rubber gasket 6 taps for air flue drawing and concentring ducts 3 outlet duct rubber gasket 7 air inlet grill 4 plastic inner outlet 60 duct 8 fl...

Page 28: ...tance as the figure shows Insert the 100 mm duct into the ceiling hole which is supposed to be fixed with mortage Adjust the lead flashing to the roofing tiles or bent tiles Fix the vertical flanged c...

Page 29: ...n in any direction When having to cross rooms which are usually heated the air duct may cause condense accumulation therefore a suitable insulation can be applied on demand When having to cross walls...

Page 30: ...which is located in an internal position or in a close part of the building These flue outlet systems are to be suitable for wet locations they must be provided with a condensate drainage system whic...

Page 31: ...mpurities it has to be done in such a way as to gather and drain condensate can be provided with inspection door above all if there is no smokebox can be provided with chimney cap having a section whi...

Page 32: ...very single outlet system has to have a plate or other identification devices Every chimney manufacturer is able to provide the most suitable flue taking into consideration the place power capacity al...

Page 33: ...ment for all year Some information 1 If the temperature in the collector probe exceed 100 C icon 1 lights up to identify a hundreds in figures while if the temperature exceed 200 C icon 2 lights up se...

Page 34: ...djusted using taps 40 and 41 on the control panel respectively as shown in Fig 1 and their value is shown on the display for 5 seconds before returning to the normal display Boiler parameters The taps...

Page 35: ...rol Push key INFO to left bottom for 5 seconds to enter in programming mode Then push together the keys ORA and FUNZ for one second and enter at men boiler From here with sanitary arrow keys selection...

Page 36: ...djust the minimum fan speed in a range of 1000 2300 rpm For each boiler the number of minimum rpm which must be strictly observed is specified in Tables 7 and 8 in Chapter 3 7 P5 fan speed during igni...

Page 37: ...ber of fan rpm three figures 3 Factor K for adjusting external curve set with trimmer P7 two figures Factor K displayed is relative of low temperature with boiler in standby while to see displayed par...

Page 38: ...y turning the Venturi screw B as shown in Fig 16 using a 4mm Allen spanner Turn anti clockwise to increase the percentage of CO2 Turn clockwise to decrease the percentage of CO2 adjust by turning the...

Page 39: ...on reset the function selector Display the fan rpm by quickly turning the sanitary knob Behind the control panel use a small slotted screwdriver to adjust the number of fan rpm on trimmer P4 as indic...

Page 40: ...ioning or lockout The table of the lockout codes and the correspondent meanings is shown at the paragraph 1 3 of the Instructions for use 3 6 Maintenance function The chimney sweep function is active...

Page 41: ...lable at the electric panel exit where connect a room thermostat for high temperature zone and one for low temperature zone All information is available at chapter 2 8 3 10 Pump anti seize function Wh...

Page 42: ...fill the trap with water at the maximum level See that the safety and checking devices are not tampered or short circuited Check the integrity of the boiler wiring Check that the gaskets of the coaxi...

Page 43: ...nclosure remove the mechanism and follow the capillary to the sensor fitted to the side of the heat collector on the boiler Slide out the sensor to remove To replace the Combustion Air Fan With the co...

Page 44: ...h the burner 6 The burner is dirty 7 The gas is not compatible with the boiler only natural gas G20 8 The pump is blocked 9 The CH safety water pressure switch is interrupted or gives a wrong signal 1...

Page 45: ...printed board 15 check the properly connection and replace if necessary 6 check and or drain air in the ducts 16 perform the cleaning as descriptive on par 3 16 7 clean the burner 8 check 17 see point...

Page 46: ...6 Filtro acqua termo Filtro acqua sanitaria 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 A 20 21 22 23 24 25 25 26 27 28 29 A 30 A 31 32 33 34 35 36 38 Condensa 3 15 5 24 5 32 N3V 30 B 19 B 29 B 37...

Page 47: ...47...

Page 48: ...as attack gas valve DIS 11012 3 15 10 907510565 Differential pressure gauge 30 B 907261615 Copper pipe gas attack gas valve DIS 10563 5 24 5 32 11 Three way valve 31 907261617 Copper pipe thermo retur...

Page 49: ...e apparatus absence of water in the boiler absence of fuel absence of electrical power inadequate high tension or electric system absence of grounding in the electric system absence of adequate draini...

Search results

Summary of Contents for 5.24

Reviews:

Related manuals for 5.24

Brands by name

Popular brands

Meridian 5.24, Installation & Operating Instructions Manual

Search results

Summary of Contents for 5.24

Reviews:

Related manuals for 5.24

Brands by name

Popular brands