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thermital 20109806, Installation And Maintenance Manual

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thermital 20109806 Installation And Maintenance Manual Download Page 6

6

ENGLISH

 

 

System layout

ACQUAHOME 32 B

5
6

4

7
8
9

10

2

3

11
12

24

25

26

13

15
16
17
18
19

14

20
21

22
23

1

1 

Fuel oil filter

2 

Control panel

3 

Boiler sensor socket

4 

Central heating circuit expansion vessel

5 

Capillary pressure gauge fitting

6 

Distribution manifold

7 

Central heating circuit safety valve

8 

Boiler drain cock

9 

Storage cylinder fill cock

10 

Fuel oil drip tray

11 

Storage cylinder inspection flange

12 

Storage cylinder flange insulation

13 

Central heating circuit pump

14 

Non-return valve

15 

Boiler circulator

16 

Boiler body

17 

Flame inspection window

18 

Oil burner

19 

Storage cylinder expansion vessel

20 

Storage cylinder with insulation

21 

Storage cylinder sensor socket

22 

Storage cylinder safety valve

23 

Storage cylinder drain cock

24 

Flue gas exhaust fitting

25 

Flue gas box cover

26 

Automatic bleed valve

27 

Automatic vent valve bowl

Summary of Contents for 20109806

Page 1: ...ACQUAHOME 32 B 32 BS INSTALLATION AND MAINTENANCE MANUAL...

Page 2: ...lowing di rectives Directive 92 42 EEC on efficiency requirements Electromagnetic Compatibility Directive 2014 30 EU Low Voltage Directive 2014 35 EU Ecodesign Directive 2009 125 CE for energy related...

Page 3: ...ections 18 Boiler water circuit 18 Typical water system schematics 19 Fuel connections 19 Flue gas vent and comburent air intake 21 Technical specifications of stack 22 Connection to the stack 22 Syst...

Page 4: ...d must ALWAYS ac company the boiler even if it is sold to another Owner or User or transferred to another plant If it is damaged or lost request another copy from your local Technical As sistance Cent...

Page 5: ...gram and sends a lockout signal to the control panel in the event of an error b The intervention of a safety device indicates a potentially dangerous malfunction in the system Contact the manu facture...

Page 6: ...Storage cylinder fill cock 10 Fuel oil drip tray 11 Storage cylinder inspection flange 12 Storage cylinder flange insulation 13 Central heating circuit pump 14 Non return valve 15 Boiler circulator 16...

Page 7: ...l cock 10 Fuel oil drip tray 11 Storage cylinder inspection flange 12 Storage cylinder flange insulation 13 Central heating circuit pump 14 Non return valve 15 Boiler circulator 16 Boiler body 17 Flam...

Page 8: ...urent air inlet ACQUAHOME 32 B 7 Oil pump pressure adjuster screw 8 Pressure gauge fitting 9 Photoresistor 10 Combustion head 11 Motor 12 Comburent air inlet ACQUAHOME 32 BS OIL PUMP 7 6 5 4 3 2 1 8 1...

Page 9: ...al energy consumption QHE 104 8 104 8 GJ Daily electrical energy consumption Qelec 0 1 0 1 kWh Annual electrical energy consumption AEC 29 29 kWh Daily fuel consumption Qfuel 26 3 26 3 kWh Annual fuel...

Page 10: ...ith storage cylinder at 60 C 190 l Specific flow rate EN 13203 20 l min Replenishment time T 35 C 14 min Maximum operating pressure of storage cylinder 6 bar Volume of expansion vessel DHW 3 l Prechar...

Page 11: ...0 0 1 0 2 0 3 0 4 0 5 0 Q l s 10 20 30 40 50 W P1 Residual head Flow rate 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 Q m h 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 The curves refer to a water dens...

Page 12: ...12 ENGLISH Location of sensors ACQUAHOME 32 B 32 BS TS 3 1 2 TS Safety thermostat sensor 1 Boiler sensor 2 Storage cylinder sensor 3 Boiler temperature gauge socket...

Page 13: ...5 Indicator showing a burner lockout for a tripped safety thermostat red Lights to show that the safety thermostat has tripped 6 Burner lockout indicator red Lights to show that the burner locked out...

Page 14: ...arranty certificate Located inside the front panel Fuel oil drip tray Positioning of labels A A Packing label b The instruction manual is an integral part of the boiler Once located read it thoroughly...

Page 15: ...Pull out the staples B and remove the front of the cage first in order to slide it off to the rear B 1 Remove the polystyrene edge protectors 2 Pull off the protective bag 3 2 3 a Do not dispose of p...

Page 16: ...er the burner To move the boiler manually proceed as follows Unscrew the screws 1 securing the boiler to the pallet 1 1 Lift the boiler by inserting two 1 diameter pipes 2 through the lifting holes 3...

Page 17: ...ME 32 B boiler Installation in older systems and systems requiring modernisation When installing these boilers in older systems or systems re quiring modernisation always perform the following checks...

Page 18: ...B 32 BS A 80 mm B 120 mm C 210 mm D 460 mm E 1020 mm F 1080 mm G 45 mm MI CH flow 1 M RI CH return 1 M UACS domestic hot water outlet 1 2 M RC recirculation 1 2 M SC drain 10 mm EAFS domestic cold wa...

Page 19: ...o the fitting 2 Make sure that these connections are oil tight 640 675 2 1 Description ACQUAHOME 32 B ACQUAHOME 32 BS Fittings 2x3 8 M If the oil feed system is in negative pressure the return line mu...

Page 20: ...tion cy cle again up to the ignition of the flame max 4 m H H Automatic shut off device if fitted For details of the electrical connections see the Automatic shut off de vice DAI section on page 25 H...

Page 21: ...the flue A Models ACQUAHOME 32 B i 120 280 128 ACQUAHOME 32 B boilers derive their comburent air from the room in which they are installed Suitable air vents must therefore be provided in compliance w...

Page 22: ...tem at the bottom b The diameter of the stack must never be smaller than that of the flue pipe from the boiler b In configuration B23 the stack must guarantee the min imum draught specified by applica...

Page 23: ...value specified in the table it is mandatory to install a water softening system b Excessive water softening leading to a total hardness 15 F can cause corrosion in metal parts pipes and boiler compo...

Page 24: ...urn the control panel function selector to 0 Close the water supply shut off cocks To empty the boiler connect a rubber hose int 12mm to the hose union on the boiler drain cock 1 or storage cylinder d...

Page 25: ...lue HEAT REQUEST BURNER CONTROLLER RESET 4 D AE Power supply COM G 3 position function selector TS Safety thermostat 100 C 0 6 TA Room thermostat LV Mains power indicator LR1 Burner lockout indicator...

Page 26: ...e all removed components in the opposite order Refer to the manual provided with the storage cylinder electri cal interface kit for details of the storage cylinder s electrical connections see the Cat...

Page 27: ...setting key T2 Boiler parameter selection setting key T3 Value increase button T4 Value decrease button S1 Storage cylinder temperature setpoint indicator yellow S2 Boiler temperature setpoint indica...

Page 28: ...d changing storage cylinder settings Displaying and changing boiler settings Displaying hours remaining to the next service Enter pass word Changing boiler pa rameters P0 P1 PA PD Changing s t o r a g...

Page 29: ...ove pro ceed as follows to start up the boiler for the first time turn the boiler s mains power switch ON Set the room thermostat to the required temperature 20 C or if the system has a timer or timer...

Page 30: ...to the ignition of the flame If boiler temperature becomes too high the manual reset safe ty thermostat trips b If the safety thermostat trips T 100 C the warning light on the control panel comes on P...

Page 31: ...ores the boiler tem perature display CHANGING THE FUNCTIONING MODE You can only change the boiler s functioning mode when the display is reading out either boiler or storage cylinder temper ature Pres...

Page 32: ...is shown on the three digit display The default value is 50 C Pressing the or key once more changes the value Press the key to confirm the setpoint and return to the stor age cylinder temperature dis...

Page 33: ...hundreds of hours The combination of the decimal point on the right and that in the middle represents a value in tens of thousands of hours to be summed to the previous value 0 39999 x100 h P7 This de...

Page 34: ...not enter a password or enter the wrong password the access procedure is automatically cancelled Enter the correct password then press the Mode selec tion key to confirm it You can now view and modif...

Page 35: ...ses excess heat only to the storage cylinder 0 1 0 1 digit P5 This determines whether domestic hot water production has priority over the central heating or not If this parameter is set to 1 when dome...

Page 36: ...r from position to and back The room thermostat or timer setting is changed Make sure that all the pumps in the system are free and rotate in the right direction Turn the mains power switch OFF and ma...

Page 37: ...t Medium high load 50 75 LED 1 green LEDs 2 3 4 5 yellow all lit High load 75 100 The pump functions at fixed speed Alarm display If the pump detects one or more alarm conditions LED 1 changes from gr...

Page 38: ...EDs except the red LED flash for one second to indicate that the button lock function has been activated deactivated Setting mode To modify settings press the button 1 for between 2 and 10 seconds Use...

Page 39: ...or extraneous light or false flame signal during t2 the burner controller waits for time t2 then enters lockout the motor does not start t2p Maximum fuel oil pre heating time the burner controller wai...

Page 40: ...ctrode V Fuel oil valve F Flame detector LED Colour of button LED Lockout caused by extraneous light during pre purging t2 t1 P M t3l ts HT FM F V LED ID Lockout Red Flashing orange POWER ON Flashing...

Page 41: ...lt ORANGE GREEN alternate flashing Slow 0 5 0 5 Fault diagnosis lockouts Description of lockout Lockout time Presence of extraneous light during standby After 25 seconds Presence of extraneous light d...

Page 42: ...y time if a heat request is cancelled during normal functioning NOTE If extraneous light or a false flame signal is detected during post purging the burner locks out after 25 seconds If a new heat req...

Page 43: ...Programming allowed in OPERATING mode and in STANDBY Press button for 5 sec t 10 sec RED led Blinking 2 times 0 2s ON 0 2s OFF Release the button The burner shuts down and restarts The burner shuts d...

Page 44: ...extended for another 10 seconds by pressing the reset button again while the lockout type is being displayed Always wait 1 second between every press and release of the button to ensure correct interp...

Page 45: ...lockouts on page 41 PRE AND POST IGNITION During pre ignition the ignition electrode switches on 2 sec onds before the fuel oil valve opens During post ignition the ignition electrode switches off 3 s...

Page 46: ...is appears CHECKING THE ELECTRONIC CIRCUIT CONTROLLING THE OIL VALVE The control box detects the presence of a fault inside the elec tronic circuit controlling the oil valve the fault is indicated by...

Page 47: ...the pumps if there is a risk of freezing Preparing for extended periods of disuse If the boiler is not going to be used for an extended period of time proceed as follows to prepare it for shut down O...

Page 48: ...ainte nance or cleaning Turn the mains power switch OFF and turn the control panel function selector to OFF close all external fuel shut off cocks Annual cleaning Cleaning and maintaining the burner P...

Page 49: ...follows to remove the blast tube Remove the screws 1 and remove the blast tube 1 b With the blast tube removed check its front edge to make sure that it is smooth free from deposits burns and dents R...

Page 50: ...G THE BURNER CONTROLLER The burner cover has to be removed first in order to remove the controller Proceed as follows Loosen the screw 1 open the cover 2 and remove all the components inside Remove th...

Page 51: ...remove the turbulators 6 and check them for wear and fin angle replace as necessary use a flue brush 7 or other suitable tool 7 6 remove any displaced soot through the combustion chamber hole Proceed...

Page 52: ...linder The storage cylinder should be serviced once a year to check the condition of the internal parts and the magnesium anode Perform the following operations before beginning any clean ing Remove t...

Page 53: ...ction sensor failure or short circuit The indicator shows steady light SEr Service threshold near warning When the burner reaches 90 of the operating hours set in boiler parameter P7 see Programming P...

Page 54: ...capacity insufficient Check and adjust the burner Problem with boiler control card Check correct functioning Check the temperature setting View functioning parameters The generator triggers a thermal...

Page 55: ...Supply pressure too high Fit a pressure reducer Flow rate too high Fit a flow reducer Limescale and or sludge in storage cylinder Check and clean Check the functioning of the DHW cir cuit pump Check t...

Page 56: ...s light Eliminate cause of light or false flame signal The burner performs pre purging and ignition correctly but locks out after about 5 seconds RED Flame detector dirty Clean the flame detector The...

Page 57: ...57 ENGLISH...

Page 58: ...58 ENGLISH...

Page 59: ...59 ENGLISH...

Page 60: ...Tel 0499323911 Fax 0499323972 www thermital it email info thermital it The manufacturer strives to continuously improve all products Appearance dimensions technical specifications standard equipment a...

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