Riello 20115221 Installation, Technical And Maintenance Manual Download Page 3

Page: 3 / 84

This manual, Code 20132051 - Rev. 5 (11/2018)

comprises 84 pages.

CONTENTS

The following symbols are used in this manual:

CAUTION! =

Identifies actions that require caution and

adequate preparation.

STOP! =

Identifies actions that you MUST NOT do.

This manual, Code
- Rev.
comprises
pages.

1 GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.1

General Safety Information . . . . . . . . . . . . . . . . . . . . . . 4

1.2 Precautions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.3

Description of the appliance . . . . . . . . . . . . . . . . . . . . . 5

1.4

Safety devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

1.5

Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.6

System layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

1.7

Technical specifications. . . . . . . . . . . . . . . . . . . . . . . . 10

1.8 Pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

1.9

Water circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

1.10

Positioning the temperature sensors. . . . . . . . . . . . . . 13

1.11

Control panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

2 INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

2.1

Unpacking the product . . . . . . . . . . . . . . . . . . . . . . . . 15

2.1.1 Positioning of labels . . . . . . . . . . . . . . . . . . . . . . . . . . 15

2.2

Overall dimensions and weights . . . . . . . . . . . . . . . . . 15

2.3

Installation premises . . . . . . . . . . . . . . . . . . . . . . . . . 16

2.3.1 Recommended minimum distances . . . . . . . . . . . . . . 16

2.4

Installation in older systems and systems requiring

modernisation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

2.5

Moving and removing the packing . . . . . . . . . . . . . . . .17

2.6

Thermal module assembly . . . . . . . . . . . . . . . . . . . . . .17

2.7

Water connections . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

2.8

Typical water system schematics . . . . . . . . . . . . . . . . . 20

2.9

Gas connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

2.10

Discharge of combustion products . . . . . . . . . . . . . . . 23

2.10.1 Preparation for the condensate drain . . . . . . . . . . . . . 26

2.11

Neutralising the condensate . . . . . . . . . . . . . . . . . . . . 26

2.11.1 Water quality requirements. . . . . . . . . . . . . . . . . . . . . 26

2.12

System filling and emptying . . . . . . . . . . . . . . . . . . . . 27

2.12.1 Filling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

2.12.2 Emptying . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

2.13

Wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

2.14

Electrical connections . . . . . . . . . . . . . . . . . . . . . . . . . 31

2.15

Electronic control . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

2.15.1 Menu structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

2.15.2 Parameters' list. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

3 COMMISSIONING AND MAINTENANCE . . . . . . . . . . . . . . .48

3.1

Initial startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

3.1.1 Switching the appliance on and off . . . . . . . . . . . . . . 48

3.1.2 Date and time setting . . . . . . . . . . . . . . . . . . . . . . . . . 48

3.1.3 Password access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

3.1.4 Setting the heating parameters. . . . . . . . . . . . . . . . . . 49

3.1.5 Setting the domestic hot water parameters . . . . . . . . 52

3.1.6 Scheduled programme . . . . . . . . . . . . . . . . . . . . . . . . 53

3.1.7 Thermal module information . . . . . . . . . . . . . . . . . . . 56

3.2

Checks during and after initial start-up . . . . . . . . . . . 57

3.3

Error List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

3.3.1 Permanent Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

3.3.2 Temporary Errors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

3.3.3 Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

3.4

Transformation from one gas type to another . . . . . . . 59

3.5 Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

3.6

Temporary or short-term shut-down . . . . . . . . . . . . . 62

3.7

Preparing for extended periods of disuse . . . . . . . . . . 62

3.8 Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

3.8.1 "Service reminder" function . . . . . . . . . . . . . . . . . . . . 63

3.9

Cleaning and removing internal components . . . . . . . 64

3.10 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

4 MANAGING ADDITIONAL ZONE . . . . . . . . . . . . . . . . . . . . . .69

4.1

Controlling zone with additional zone accessory . . . . . 69

4.2

Setting parameters of the additional zone . . . . . . . . . 70

4.3

Setting zone parameters (accessible only with

installer password) . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

4.3.1 Menu structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71

4.4

Setting zone's climatic curve parameters (accessible

only with installer password) . . . . . . . . . . . . . . . . . . . 72

4.5

Programming the zone . . . . . . . . . . . . . . . . . . . . . . . . 72

4.6

Scheduling the time bands . . . . . . . . . . . . . . . . . . . . . 73

4.7

Information on the operation of the zone. . . . . . . . . . 74

5 SYSTEM MANAGER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75

5.1

Putting into service . . . . . . . . . . . . . . . . . . . . . . . . . . . 75

5.2

Temporary or short-term shut-down . . . . . . . . . . . . . 76

5.3

Preparing for extended periods of disuse . . . . . . . . . . 76

5.4 Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

5.5 Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

5.6

Useful information . . . . . . . . . . . . . . . . . . . . . . . . . . . 77

6 MODBUS CONNECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78
7 RECYCLING AND DISPOSAL . . . . . . . . . . . . . . . . . . . . . . . .82

Summary of Contents for 20115221

Page 1: ...cod 20132051 rev 5 11 2018 Condexa PRO EN INSTALLATION TECHNICAL ASSISTANCE SERVICE AND SYSTEM MANAGEMENT MANUAL...

Page 2: ...on your choice of product Riello S p A CONFORMITY thermal modules Condexa PRO comply with Regulation EU 2016 426 Directive 92 42 EEC on efficiency requirements and Annex E and Pres Republic Decree n 4...

Page 3: ...15 Electronic control 34 2 15 1 Menu structure 35 2 15 2 Parameters list 41 3 COMMISSIONINGAND MAINTENANCE 48 3 1 Initial startup 48 3 1 1 Switching the appliance on and off 48 3 1 2 Date and time se...

Page 4: ...The thermal module before being connected to the hy draulic system the gas network and the electrical system may be exposed to temperatures ranging from 4 C to 40 C After it can activate the Frost Pro...

Page 5: ...ircuit with storage tank high efficiency and high residual discharge head circu lator for models up to 68kW a circulator is available as an accessory upon request for other models climate control func...

Page 6: ...bar II2E3B P BE G30 G31 28 30 37mbar G31 28 30 37mbar PMS II2ELL3B P PL G20 20mbar G30 G31 30mbar II2ELwLs3P I2E3P II2H3B P II2H3P II2ESi3B P 50 30 C 80 60 C 80 60 C IT AT BE CH CY CZ DE DK EE ES FI F...

Page 7: ...bustion chamber 7 Electrical panel 8 Minimum Pressure Switch set at 0 7 bar 9 Exhaust flue probe 10 Condensate drain siphon 11 Drain cock 12 Main switch 13 Central heating return 14 Gas supply 15 Cent...

Page 8: ...ber 6 Electrical panel 7 Smoke exhaust flue non return valve 8 Drain cock 9 Minimum Pressure Switch set at 0 7 bar 10 Pump 11 Main switch 12 Central heating return 13 Gas supply 14 Central heating flo...

Page 9: ...rical panel 6 Smoke exhaust flue non return valve 7 Drain cock 8 Minimum Pressure Switch set at 0 7 bar 9 Main switch 10 Central heating return 11 Gas supply 12 Central heating flow 13 Condensate drai...

Page 10: ...d heat input at furnace referred to HVC LCV 10 9 10 9 15 14 15 14 21 6 19 4 21 6 19 4 24 9 22 4 29 2 26 2 kW Useful rated heat output 34 4 44 2 56 68 88 95 110 129 kW Maximum rated heat output 80 60 C...

Page 11: ...75 61 77 61 C Flue gas temperature at max power and min power 50 30 C 44 32 45 32 45 33 46 33 47 35 49 35 45 33 48 35 C Flue gas mass flow rate 0 015 0 02 0 025 0 03 0 04 0 046 0 05 0 06 Kg s Water si...

Page 12: ...sidu als could impede its free rotation 9 9Before loosening or removing the circulator cap protect the electric devices located underneath from any water that ex its 0 0It is prohibited to operate the...

Page 13: ...50 4151 30 112877 55 3529 25 87588 60 3012 20 68471 65 2582 15 53910 70 2221 10 42739 75 1918 5 34109 80 1663 0 27396 85 1446 5 22140 90 1262 10 17999 95 1105 15 14716 100 970 20 12099 105 855 25 1000...

Page 14: ...ions after a safety shut down 3 MENU key switches on the main menu 4 ESC key in menu navigation it enables you to exit a menu item and go back to the previous one 5 9 Navigation keys 10 Main switch lo...

Page 15: ...CHAUDIERE MURALE A GAZ GAS WANDHEIZKESSEL IT GB FR D CALDAIA MURALE A GAS WALL HUNG GAS BOILER CHAUDIERE MURALE A GAZ GAS WANDHEIZKESSEL IT GB FR D 1 A Packing label 9 9The instruction manual is an in...

Page 16: ...surface of ventilation openings is 3 000 cm2 for gas fuel heating systems 2 4 Installation in older systems and systems requiring modernisation When installing these boilers in older systems or syste...

Page 17: ...l modules Condexa PRO are supplied complete with a wall mounting bracket 9 9Check that the wall on which the appliance is to be fitted is sufficiently solid and supports safe screw fixing points 9 9Th...

Page 18: ...s Condexa PRO 90 Condexa PRO 100 e null Condexa PRO 135 B Locate the envelope containing the product documentation and stick the Energy Efficiency Label if any contained in the enve lope onto the pane...

Page 19: ...thermal module it is necessary to clean the system This step is absolutely required when the appliance replaces another one on pre existing systems In order to carry out this cleaning activity if the...

Page 20: ...Diverter valve 14 Pump fitted as standard for models Condexa PRO 35 P and Condexa PRO 70 P SE Outdoor sensor MI High temperature system flow RI High temperature system return EAF Domestic cold water i...

Page 21: ...rculator 16 Storage cylinder circulator SE Outdoor sensor MI High temperature system flow RI High temperature system return EAF Domestic cold water inlet UAC Domestic hot water outlet 9 9Domestic hot...

Page 22: ...erature system flow RI High temperature system return EAF Domestic cold water inlet UAC Domestic hot water outlet 9 9Domestic hot water and central heating circuits must be completed with expansion ve...

Page 23: ...to the filter should be as low as possible 9 9On completion of the installation check that all joints are sealed GAS 1 M 2 10 Discharge of combustion products The appliance is supplied as standard in...

Page 24: ...increase combustion noise create condensate extraction issues and negatively impact on combustion parameters 9 9Check that pipes are suitably far min 500 mm from flam mable or heat sensitive construct...

Page 25: ...50 P 15 m 15 m 1 5 m 3 m Condexa PRO 57 P 15 m 15 m 1 5 m 3 m Condexa PRO 70 P 15 m 15 m 1 5 m 3 m Separate pipes 110 mm 110 mm Model Maximum length 110 110 mm Pressure drop 45 bend 90 bend Condexa P...

Page 26: ...le is first switched on 9 9The condensate drain must be suitably siphoned Fill the siphon with drain in order to prevent the release of com bustion products when the appliance is first switched on 9 9...

Page 27: ...avoided for this reason To sum up in order to eliminate contact between air and water and to prevent the latter from becoming oxidized it is neces sary that the expansion system be a closed vessel co...

Page 28: ...ce it is filled and the air expelled it should never need to be topped up again 9 9Systems should also be operated at maximum working temperature the first time they are started up in order to facilit...

Page 29: ...10 11 12 13 14 15 16 17 18 5 6 7 8 J21 J21 Key EA Ignition detection electrode SF Exhaust flue probe SM Flow probe SR Return probe TS Safety thermostat PF Flue gases pressure switch Pm Minimum pressur...

Page 30: ...torage cylinder circulator 3 way valve 2 way valve PI Central heating system pump ACS DHW circulator PC Thermal module circulator PS System circulator AL Alarm output AE Power supply Cable colour b br...

Page 31: ...rvice 9 9Never shut the appliance off during normal operation with the burner on by shutting off the electrical power supply using the On Off key or an external switch This could cause the primary hea...

Page 32: ...Relays sizing lays on the installer depending on the type of connected device For connection see the following figure 230 V 1 S1 0 N RA MO2 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115...

Page 33: ...11 12 13 14 15 16 17 5 6 7 8 TA SB PB PI MO2 PI ACS PB L N L L N L 101 102 103 104 105 106 TA Room heat demand thermostat SB Connect to the storage cylinder probe Mod San 1 or to the storage cylinder...

Page 34: ...menu item and go back to the previous one 3 supports selecting menus or parameters or decreasing numeric values 4 enter 5 supports selecting menus or parameters or increasing numeric values 6 support...

Page 35: ...Flowrate Failed Ignitions WW Shutdown Device Group Return Temperature RT Input Outside Temperature State Flame Failures Bas Outd T DHW Temperature Fan Speed Flue Temp Error Operation Days Des Outd T D...

Page 36: ...eek Date Metric C Bar Filter Error Type Language Date Time Unit Type Burn hours since last service Reset Service Reminder Clear Service History Blocking Fran ais Daylight Savings Time Date Order Date...

Page 37: ...h Limit Test 74 Emergency Setpoint 156 Permit EmergencyMode 1 CH Mode 75 Delay Per Start Next Mod 157 Emergency Setpoint 110 CH Min Setpoint 153 PwrMode2 Hystersis 180 PwrMode2 Min Power 3 CH Setpoint...

Page 38: ...ay s Interval 1 Interval 2 Interval 3 Enabled Enabled Period Disabled 00 00 23 50 00 00 23 50 00 00 23 50 Monday Friday Monday Tuesday Sunday Zones CH 1 16 Disabled Disabled Disabled Saterday Sunday M...

Page 39: ...nt On 1 7 Off Group Active Day s 1 8 Interval 1 Interval 2 Interval 3 Period Disabled Holiday Setpoint Begin Date End Date 00 00 23 50 00 00 23 50 00 00 23 50 Monday Friday Monday Tuesday Sunday Sater...

Page 40: ...ason Settings Off Mode System OnTemp On Date Holiday Setpoint SystemTest OutdoorTemp Below Test State Off 0 0 C C Fan Speed Low Power Ionisation High Power A Re Begin Date Begin Date End Date End Date...

Page 41: ...perature is in the interval between Par 6 5 C and Par 6 the module reduces its power in a linear way until it reaches minimum power when the temperature measured is equal to Par 6 10 120 100 C O Gener...

Page 42: ...hat can be assigned to the set point in heating mode does not apply to heating mode 4 27 90 80 C I Heating M1 25 Warm Weather Shutdn Defines the temperature at which climatic regula tion is switched o...

Page 43: ...HW and CH circuits when Par 43 is set to time mode 1 255 30 Min I DHW M1 44 DHW Pump Overrun Establishes the overrun time in seconds for the domestic hot water mode with the boiler in stand alone oper...

Page 44: ...T The value of this parameter is defined by Par 97 0 Disabled 1 Enabled Defined by Par 97 I General M1 125 Prog Output 1 The value of this parameter is defined by Par 97 0 Disabled 1 General Pump 2 CH...

Page 45: ...h off and restart At this stage when it is restarted the boiler will initiate the automatic bleeding procedure lasting around 20 minutes With the parameter set to Yes the procedure is carried out each...

Page 46: ...scade operation mode 0 Disabled 1 Min burners 2 Max burners 2 I Cascade M2 79 Max Setp Offset Down Defines the maximum decrease in the primary circuit s cascade set point Is based on the primary circu...

Page 47: ...the maximum decrease in the primary cir cuit s cascade set point Is based on the secondary circuit s probe reading 0 40 2 C I Cascade M3 170 Max Setp Offset Up Defines the maximum increase in the prim...

Page 48: ...th the keys Menu Central Heating CH Information Settings System Test Confirm with the key and select General settings with the keys Settings General Settings Boiler Settings Confirm with the key and s...

Page 49: ...needs to be re entered 3 1 4 Setting the heating parameters The parameter 1establishes the thermal module s various heat ing operation modes Mode 0 Operation with room thermostat heat demand and fixed...

Page 50: ...pply to heating mode 4 24 Limits the maximum value that can be assigned to the set point in heating mode does not apply to heating mode 4 25 Defines the temperature at which climatic regulation is swi...

Page 51: ...ing mode Par 1 2 or 3 Defines how many degrees the flow set point is lowered Delivery Temp C Outdoor Temp C Tset min C Tset max C Par 109 Par 24 Par 23 Par 20 Par 22 Par 25 Par 19 Par 109 Par 28 Par 2...

Page 52: ...od ule starts at the maximum sanitary power 48 Establishes the DHW storage tank set point The setpoint value can be set directly without entering the list of the parameters Press MENU and select Domes...

Page 53: ...e dure is carried out 108 Sets the time of the day during which the anti Le gionella procedure is carried out 3 1 6 Scheduled programme The Scheduled Programme is designed to program the opera tion of...

Page 54: ...e temperature that can be used out side set periods 5 20 C Set points outside the interval Selection of the type of set point to be used when a zone is not on a set period by selecting between Off Com...

Page 55: ...oint is common to all system groups Group DHW Program Comfort Period 71 Comfort Setpoint 28 0 C ECO Setpoint 20 0 C Out of interval setpoint Reduced External Zone DHW Period 1 Active Day s Sunday Inte...

Page 56: ...g values are displayed Firing OK No firing No flame det Oper days Heat burner hours DHW burner hours Boiler History Successful Ignitions 0 C Failed Ignitions 1 C Flame Failures 1 C Operation Days 1 da...

Page 57: ...s master switches to On and test combustion products see Paragraph Adjustments SUPPLY GAS PRESSURE CHECK Turn the main system switch off Remove the locking screws and the panel s front side Loosen by...

Page 58: ...or rupted to an unknown error code 29 PSM_ERROR Internal software error 30 REGISTER_ERROR Internal software error 3 3 2 Temporary Errors Nr Error Description 100 WD_ERROR_RAM Internal software error 1...

Page 59: ...shown in the Adjust ment Paragraph Before making the transformation make sure that the master switch and the thermal mod ule s switch are in the Off position check that the fuel interception system va...

Page 60: ...the key select Config Confirmed and press the key With the keys change the value to Yes and press the key Appliance Configuration 97 IO Configuration 1 98 Appliance Settings 4 Configuration Confirmed...

Page 61: ...tem Test Test State High Power Fan Speed 0 rpm Ionisation 0 0 A the appliance will operate at maximum power unscrew the cap 1 and insert the combustion analyser sensor set the CO2 with a screwdriver o...

Page 62: ...with key Clock Program Program Group Burn hours till service Reset Service Reminder Holiday Settings Select with keys Mode and confirm with key Select System mode and confirm Holiday Settings Mode Sys...

Page 63: ...from the device by turning off the bipolar main switch and closing the main gas valve In addition for all maintenance to be carried out at least once a year as noted above always replace all the flue...

Page 64: ...ore starting internal cleaning operations close the gas shut off valves close the system taps 9 9From time to time check that the condensate drain is not blocked Access to the control panel and the in...

Page 65: ...m ponents working in the opposite direction of what was de scribed 9 9Check that the gas connection is leak proof Disassembling of the fan and burners models Condexa PRO 57 P Condexa PRO 70 P Remove t...

Page 66: ...irection of what was de scribed 9 9Check that the gas connection is leak proof Removing the top closing for cleaning the heat exchangers models Condexa PRO 35 P Condexa PRO 50 P Remove the locking scr...

Page 67: ...ts working in the opposite direction of what was de scribed 9 9Check that the gas connection is leak proof Disassembling the flange for cleaning the exchanger models Condexa PRO 90 Condexa PRO 100 Con...

Page 68: ...tric connections Check the condition of the fuse The modular system does not arrive at temperature Boiler dirty Clean the combustion chamber Burner capacity insufficient Check and adjust the burner Mo...

Page 69: ...AGING 1 2 3 4 9 10 11 12 13 14 15 16 17 18 5 6 7 8 ACCESSORY MIXED ZONE M03 SAFETY THERMOSTAT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ROOM THERMOSTAT FLOW SENSOR BUS MIX VALVE PUMP L L L N N L N ACC...

Page 70: ...the and keys to change the number of the zone once the zone is selected confirm with the key The zone parameters are the following Description Standard value that is set Range Explanation UM Post cir...

Page 71: ...D I Zone PID D Zone Setpoint Extra Comp T Bas Outd T Ext Zone Climatic Curve Level 0 Level 2 Level 3 Level 4 Level 5 Level 6 Level 7 Level 1 Sub menu user parameters access without password Sub menu I...

Page 72: ...p Max Heating Set Min Heating Set 4 5 Programming the zone By default the schedule timer is disabled In fact to start a request from the zone just close the contact of the zone request In this case th...

Page 73: ...for example if at 20 I have a setpoint of 50 at 18 degrees I have a setpoint of 50 2 18 20 46 Night time the zone setpoint is lowered by 10 degrees with respect to the value of the zone setpoint set f...

Page 74: ...the following Error code Description Err Indicates the error code of the board 255 no error Input Heat Indicates whether there is a request namely if the contact for the heat request is open NO no re...

Page 75: ...ting water cock are open While the system is still cold check that working pressure in the central heating circuit is over 1 bar but below the maximum limit specified for the boiler Adjust the room th...

Page 76: ...if there is a danger of frost 5 4 Cleaning Use a cloth damped in soapy water to clean the boiler s external casing To remove stubborn marks use a cloth damped in a 50 mix of water and denatured alcoho...

Page 77: ...information Seller Mr Address Tel Technical Assistance Service Mr Address Tel Installer Mr Address Tel Date Work done Fuel oil supplier Mr Address Tel Date Quantity supplied Date Quantity supplied Da...

Page 78: ...t be used for read ing writing operations Control register The control register is used for special functions The first one is that of enabling writing on registers All accessi ble registers including...

Page 79: ...Depends on C F units 140 X Power Yes 0 100 141 X Minimum output Yes 0 100 142 X Ionisation current Yes 0 x A Dependent information Register number Access Description Automatic conversion Value range L...

Page 80: ...s 381 X Power Yes 0 100 Dependent 15 384 X State See State table 386 X Error code See Error tables 387 X Power Yes 0 100 Parameters registers Register number Access Description Note Automatic conversi...

Page 81: ...ORAGE_DE MAND DHW demand 19 DHW_TAP_DE MAND Imm DHW demand 20 DHW_PRE_HEAT Pre heating demand 21 STORE_HOLD_ WARM Holding desired storage temperature 22 GENERAL_ PUMPING General pump ON STATE table Nr...

Page 82: ...sible manner in compliance with the installation country s applicable environmental legislation 9 9Adequate sorted waste collection processing and environmentally friendly disposal contribute to preve...

Page 83: ...83 SYSTEM MANAGER RECYCLING AND DISPOSAL...

Page 84: ...lo 7 37045 Legnago VR www riello com The manufacturer strives to continuously improve all products Appearance dimensions technical specifications standard equipment and accessories are therefore liabl...

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