ATI Technologies WHC400 Page 26 Manual Of Installation, Use And Maintenance Download | Manualshive

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ENG - Manual of installation, use and maintenance.

210-0352_libretto_WHC_ATI_eng.docx

26

Jan-19

24.

ELECTRONIC BOARD AND WIRING

MOTHERBOARD MI860

DESCRIPTION AND SPARE PARTS P/N

FUSE

3.15 A @ 250 VAC Rapid 5x20

Main power supply (L, N) 900-0095

Description: board main power supply

Contacts: J7 Connector

Type:

Molex 6 poles

Pin:

1. L:

Live

(230 VAC, 50 Hz)

2. N: Neutral

Voltage: High (230 V

AC

)

Fan power supply (V) 900-0095

Description: Brushless fan supply with

regulation electronics

on board

Contacts: J7 Connector

Type:

Molex 6 poles

Pin:

3. Live

4. Neutral

Voltage: High (230 V

AC

)

Circulation pump power supply (CI) 900-0095

Description: Boiler circulation pump power supply

Contacts: J7 Connector

Type:

Molex 6 poles

Pin:

3. Live

4. Neutral

High voltage (230 V

AC

)

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Summary of Contents for WHC400

Page 1: ...R IT 00281090407 REA 143693 CONDENSING GAS FIRED STORAGE WATER HEATER WHC400 WHC500 WHC700 WHC900 ENG Manual of installation use and maintenance Read and follow these instructions before installing the unit Always keep on hand this manual during any servicing intervention This manual is also available in the electronic format and can be downloaded from the website www atimariani it Jan 19 ...

Page 2: ...N 9 11 COMPONENTS OF THE BOILER 10 12 CONTROL PANEL DISPLAY 11 13 SAFETY AND INSTALLATION LOCAL REGULATIONS 11 14 INSTALLATION 13 15 POSITIONING THE APPLIANCE 13 16 FLUE SYSTEM 14 17 WATER CONNECTION 16 18 GAS CONNECTION 17 19 ELECTRICAL CONNECTIONS 17 20 STARTING AND TEMPERATURE ADJUSTMENT 18 21 GAS SETTING AND CHANGING OF GAS TYPE 20 22 MENU PARAMETERS AND DESCRIPTION 23 23 ANTILEGIONELLA FUNCTI...

Page 3: ...8 YEARS AND BY PERSONS WITH REDUCED PHYSICAL SENSORY OR MENTAL CAPACITIES LACK OF EXPERIENCE OR KNOWLEDGE UNLESS THEY HAVE BEEN GIVEN SUPERVISION OR INSTRUCTIONS CONCERNING THE USE OF THE APPLIANCE BY A PERSON RESPONSIBLE FOR THEIR SAFETY CHILDREN SHALL NOT PLAY WITH THE APPLIANCE CLEANING AND MAINTENANCE INTENDED TO BE CARRIED OUT BY THE USER SHALL NOT BE MADE BY CHILDREN WITHOUT SUPERVISION IF T...

Page 4: ... corners of the appliance then pull upwards the packaging being careful not to damage the appliance 3 CORRECT DISPOSAL OF THE PRODUCT The symbol shown on the equipment indicates that waste must be disposed of in separate collection and so the product must not be disposed of together with urban waste The user must take the product to special separate waste collection centres provided by local gover...

Page 5: ...outlet approved system and sold separately the fan is upstream of the heat exchanger C53 appliance connected to two points having a different pressure the fan is upstream of the heat exchanger C33 appliance connected to coaxial or twin pipe flue system so close to have the same vertical wind conditions roof with fan upstream of the heat exchanger C13 appliance connected to coaxial or twin pipe flu...

Page 6: ...er W 51 51 51 51 Caratteristiche elettriche Electrical characteristics V Hz 230V 50Hz 230V 50Hz 230V 50Hz 230V 50Hz 7 COUNTRIES OF DESTINATION AND GAS CATEGORIES Country EN ISO 3166 1 Category gas type pressure EN 437 AL I2H I3P II 2H3P G20 20 mbar G31 37 mbar AT I2H G20 20 mbar BE I2H I3P II 2H3P G20 20 mbar G31 37 mbar BG I2H I3P II 2H3P G20 20 mbar G31 37 mbar CH I2H I3P II 2H3P G20 20 mbar G31...

Page 7: ...S WHC400 WHC500 WHC700 WHC900 A FLUES IN OUT 1810 1810 1810 1810 B HEIGHT 1699 2049 1754 2114 C HOT WATER OUTLET G 1 1 4 1585 1936 1641 1999 D SAFETY VALVE 1443 1443 1462 1462 E RETURN G 1 733 733 752 752 F DEPTH 990 990 1190 1190 G COLD WATER INLET G 1 1 4 229 229 205 205 H WIDTH 710 710 920 920 Dimensions in millimeters mm ...

Page 8: ...on screwdriver not supplied 2 remove the screws from the lower part of the appliance 3 paying attention to the upper gland unscrew the nut on the opposite side of the sheet so to push the cable out of the sheet slot then leave the cable free 4 it is now possible to remove the whole front bonnet by means of the handles on both sides of the appliance To reassemble the bonnet follow the instructions ...

Page 9: ...an The chamber is airtight with respect to the place where the appliance is located 3 WAY VALVE It is used to allow an accurate maintenance of the internal heat exchanger WATER PUMP AND FLOWMETER They are located under the boiler The water pump collects the water from the tank and pushes it vertically towards the heat exchanger The flowmeter senses the flow rate values and transmits them to the co...

Page 10: ...used for channeling the incoming air to the injector holder The air intake is done through the coaxial outer tube F WATER INLET Copper brass pipe for the water extraction from the boiler G CONDENSATE DRAIN A siphon is located under the boiler it collects condensate It is necessary to discharge condensate by means of a flexible tube and to collect it in a system specially conceived for this purpose...

Page 11: ...git Parameter value Information Maximum output operation 1st password Digit Parameter value Information Minimum output operation Exit from the information menu Exit from the password menu Exit from the parameter menu Exit from the chimney sweep mode Starting high chimney sweeper press for 5 seconds Information menu Information Password confirmation parameters storing boiler release Login Menu Para...

Page 12: ...s Wear individual protective clothing and equipment while installing and servicing the appliance Do not take any action without a prior check of the absence of gas leaks by using a special detector The installer must be qualified in the installation of heating equipment according to the law n 46 of 05 05 1990 and at the end he has to issue the CONFORMITY DECLARATION to the customer The appliance s...

Page 13: ... circumstances repair the damaged cable with insulating tape or clips If the power cord is damaged it must be replaced by service person or by a similarly qualified person in order to avoid any hazard Improper installation may harm people animals and possessions the manufacturer shall not be held responsible for any damage caused as a result 15 POSITIONING THE APPLIANCE The location of the applian...

Page 14: ...t 0 3m Minimum length 1m 1m Maximum length 30m 30m AKIT13 Ø80 125 horizontal Length 1 4m Height 0 3m Minimum length 1 5m Maximum length 26m It is necessary to purchase special extensions see the chart here below to increase the flue length The maximum allowed extension is shown in the chart above For each additional 90 elbow 1 meter must be subtracted from the total flue length The choice of a flu...

Page 15: ...space of the hole IMPORTANT LEAVE A CLEARANCE OF NO LESS THAN 60 CM ABOVE THE APPLIANCE TO ALLOW ANY MAINTENANCE TO THE TOP OF THE UNIT CONNECTION TO THE BOILER The unit is factory supplied with a Ø60 100 polypropylene flue connection provided with air and flue sampling The flue connection is not installed it is packed together with the unit and positioned at the bottom of it ready for installatio...

Page 16: ...HE REPLACEMENT OF THE MAGNESIUM ANODE MORE THAN ONCE A YEAR WILL BE COMPULSORY HYDRAULIC COMPONENTS TO BE INSTALLED NOT INCLUDED A T drain tap B Expansion vessel the capacity of which has not to be less than 5 of the capacity of the appliance C Softener in case of particularly hard water compulsory above 25 F D Pressure reducer in case of water inlet pressure 6 kPa E Filter to remove water impurit...

Page 17: ...gas system see SAFETY AND INSTALLATION LOCAL REGULATIONS 19 ELECTRICAL CONNECTIONS The appliance is supplied without mains plug it must be mounted during the first installation Connect electrically to a 230V 50Hz single phase power network and to an efficient earthing system The connection has to be a polarized one The appliance cable is composed of three cables having distinct colours observe the...

Page 18: ...he maximum power To turn off the system is necessary to keep hold for 3 seconds the key then the system will turn off TEMPERATURE ADJUSTMENT By pressing the buttons or of the boiler set point is displayed and or modified After 5 seconds from the last editing or set point viewing the board goes back to the main screen displaying at first the symbol and then saving all the changes done It is also po...

Page 19: ...the probe temperature is lower than the limit of 105 C Writing at the bottom SAFt Device Symbol Flame Writing at the top OFF if the flame at the burner is not detected On if the flame at the burner is detected Writing at the bottom FLA Device Symbol Current operation percentage of the pump Writing at the bottom PUMP Device Symbol with flashing arrows to indicate the water circulation Igniter Writi...

Page 20: ...conds In this way the chimney sweep function will be activated at maximum output St H will appear on the display Detect the CO2 value at the analyzer through the flue inspection plug on the coaxial pipe If this value does not correspond to the correct one given in the table it is necessary to adjust the screw of the maximum value in order to obtain the indicated value Turn the screw counterclockwi...

Page 21: ...s for the new type of plant THE GAS VALVE CAN BE ADJUSTED THROUGH THE SPECIAL HOLE See picture below Verify that the flue exhaust and air intake ducts are free from obstructions A reduction of the air flow due to an accidental obstruction of the air or flue duct will result in a reduction in the gas flow till the turning off of the burner in favour of a safe use To check the correct combustion it ...

Page 22: ...parameters menu installer menu settings menu factory menu is the same the current parameter value is displayed in the upper part the index parameter at the bottom in the middle the symbol if you display the Installer menu the symbol if the Settings or Factory menu is displayed You can scroll cyclically all the menu parameters by pressing the buttons of index increase or index decrease you can adva...

Page 23: ... 0 240 Seconds 11 Maximum percentage of circulator operation 100 30 100 12 Solar system configuration NOT AVAILABLE 0 0 1 13 Solar system set point NOT AVAILABLE 85 30 90 C 14 Solar circulator Type n 1 NOT AVAILABLE 1 1 2 15 Minimum percentage of solar pump operation n 1 NOT AVAILABLE 50 30 100 16 Delta on temperature of solar pump n 1 NOT AVAILABLE 6 1 20 C 17 Delta off temperature of solar pump ...

Page 24: ...e offset respect to the outgoing set point for the burner ignition 4 1 5 C 05 Maximum value for storage set point 60 55 65 C 06 Minimum value for storage set point 40 40 50 C 07 Outgoing storage set point offset respect to the storage set point 3 0 5 C 08 Limit temperature for the tank sensor 85 65 85 C 09 Limit Temperature for the flue gas probe 100 80 110 C 10 Maximum increase at the outgoing pr...

Page 25: ...sers The system brings the water to a temperature of 65 for 20 minutes The LCD screen appears on the LCD control display written LEg ACTIVATION Antilegionella 3h It activates as Antilegionella 3h three hours after the first time the system has been powered electrically and switched on or after a period of inactivity disconnected from the electrical system in the meantime no request has been served...

Page 26: ...r supply Contacts J7 Connector Type Molex 6 poles Pin 1 L Live 230 VAC 50 Hz 2 N Neutral Voltage High 230 VAC Fan power supply V 900 0095 Description Brushless fan supply with regulation electronics on board Contacts J7 Connector Type Molex 6 poles Pin 3 Live 4 Neutral Voltage High 230 VAC Circulation pump power supply CI 900 0095 Description Boiler circulation pump power supply Contacts J7 Connec...

Page 27: ... OUT Input Signal Voltage Low VDC Flame detection electrode ER 900 0094 Description Connection for flame detection electrode Contacts J23 Connector Type Faston 4 8x0 8 Voltage High 230 VAC Igniter AE 900 0097 Description high efficiency electronics ignitor Contacts J59 Connector Type Stocko 5 poles Pin 4 Live 5 Neutral Voltage High 230 VAC Primary outgoing water probe safety thermostat probe SM TS...

Page 28: ...900 0100 Description Probe that measures the water temperature of the boiler in the upper part Contacts J29 Connector Type Lumberg 2 5 MSF 8 poles Pin 5 5 VDC 6 Input signal Voltage Low 5 VDC Gas valve 230 VAC VG 900 0093 Description Gas valve 230 VAC with pneumatic control of air gas mixing Contacts J60 Connector Type Stocko 2 poles Pin 1 Neutral 2 Live Voltage High 230 VAC Control board LCD 900 ...

Page 29: ... code or if the system is affected by more than one anomaly at the same time with the error code of the last detected anomaly The notation for the error code is as follows Fxxx where xxx indicates the anomaly code For each anomaly the fault code is reported as well as the description with suggestions on what to do to solve the problem and the system performance particularly with regard to loads ma...

Page 30: ...ve or turns on at the post purge speed Circulation pump turned on at the maximum mechanical speed FAULT F025 DESCRIPTION Fan speed lower than the minimum safety threshold with burner in full operation ACTIVATION DEACTIVATION CONDITIONS The anomaly occurs if the following conditions happen simultaneously 1 The burner is in full operation flame present after the safety time 2 The fan speed falls bel...

Page 31: ...ON CONDITIONS The anomaly occurs if the safety microcontroller and thermoregulation microprocessor are not communicating properly after 30 seconds The anomaly is deactivated when communication resumes properly DISPLAYS The message Err appears alternately with the message F028 The flashing fault symbol is displayed The display of the flow probe temperature disappears and it is replaced by the symbo...

Page 32: ...mbol is displayed DEVICES Gas valve Off Fan if foreseen a post purge cycle is performed then it is deactivated Circulation pump it performs a post circulation cycle if foreseen then it turns off FAULTS F091 F092 F093 F094 F095 DESCRIPTION Lockout for hardware failure on the safety microcontroller circuitry ACTIVATION DEACTIVATION CONDITIONS These anomalies activate if a hardware failure occurs on ...

Page 33: ...cle is performed then it is deactivated Circulation pump it performs a post circulation cycle if foreseen then it turns off FAULT F098 DESCRIPTION Flow safety double sensor interrupted or short circuited flow NTC ACTIVATION DEACTIVATION CONDITIONS The anomaly occurs if the safety microcontroller detects that the NTC of the flow safety double sensor is interrupted or short circuited The anomaly is ...

Page 34: ...seen then it turns off FAULT F031 DESCRIPTION Short circuited low sensor ACTIVATION DEACTIVATION CONDITIONS The anomaly occurs if sensor resistive value 400 Ω The anomaly is deactivated if sensor resistive value 400 Ω DISPLAYS Err appears alternating with the message F031 The flashing fault symbol and the flashing sensor fault symbol are displayed DEVICES Gas valve Off Fan if foreseen a post purge...

Page 35: ...it is deactivated Circulation pump it performs a post circulation cycle if foreseen then it turns off FAULT F035 DESCRIPTION Overheated boiler probe ACTIVATION DEACTIVATION CONDITIONS The anomaly occurs if Flow probe temperature Menu 02 Parameter 08 The anomaly is deactivated if Flow probe temperature Menu 02 Parameter 08 DISPLAYS Err appears alternating with the message F035 The flashing fault sy...

Page 36: ...fault symbol and the flashing symbol of fan failure are displayed DEVICES Gas valve Off Fan If the demand is still active the system tries to bring the fan to the ignition speed in order to try a new burner ignition FAULT F061 DESCRIPTION Fan speed out of the expected range instantaneous condition ACTIVATION DEACTIVATION CONDITIONS The anomaly occurs if the fan reached the set point of the expecte...

Page 37: ... or if you cut off and restore electrical power to the board DISPLAYS Err appears alternating with the message F063 The flashing fault symbol and the flashing symbol of fan failure are displayed DEVICES Gas valve Off Fan Off Circulation pump it performs a post circulation cycle if foreseen then it turns off FAULT F064 DESCRIPTION Fan not working ACTIVATION DEACTIVATION CONDITIONS The anomaly occur...

Page 38: ...a number of impulses per second lower than 500 DISPLAYS Err appears alternating with the message F083 The flashing fault symbol is displayed DEVICES Gas valve Off Fan Off FAULT F084 DESCRIPTION Insufficient water flow ACTIVATION DEACTIVATION CONDITIONS The anomaly occurs if the circulation pump is active and the flow meter detects a water flow rate lower than 6 0 litres minute The anomaly is deact...

Page 39: ... residual detergent used during the cleaning 8 After the rinse cycle of the exchanger close the 3 way valves with the caps removed earlier 9 Return the levers 90 to the initial position 10 Reopen the shut off valves 11 Make sure there are no leaks along the system 12 Reconnect the appliance 32 PERIODIC MAINTENANCE To ensure a safe use of the appliance and to extend its working life it is advisable...

Page 40: ... mod WHC 400 WHC 500 WHC 700 WHC 900 complies with European directives 2009 142 EC Gas Appliances 2006 95 EC Low Voltage Directive 2004 108 EC Electromagnetic Compatibility Directive ATI DI MARIANI SRL Via E Mattei 461 Zona Ind No 4 Torre del Moro 47522 Cesena FC ITALY Tel 0547 609711 Fax 0547 609724 www atimariani it info atimariani it ...

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