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WARNING

:  If the information in this manual is not 

followed exactly, a fire or explosion may result causing 
property damage, personal injury or loss of life.

Do not store or use gasoline or other flammable 
vapors and liquids or other combustible materials in 
the vicinity of this or any other appliance. To do so 
may result in an explosion or fire.

What to do if you smell gas:
- Do not try to light any appliance;
- Do not touch any electrical switch; do not use any 

phone in your building;

- Immediately call your gas supplier from a neighbor’s 

phone. Follow the gas supplier’s instructions;

- If you cannot reach your gas supplier, call the fire 

department.

Installation and service must be performed by a 
qualified installer, service agency or the gas supplier.

This manual should be maintained in legible 
condition and kept adjacent to the boiler or in a safe 
place for future reference.

Condexa PRO NA 75 only

Condexa PRO North America

USER’S INFORMATION MANUAL

Please scan for the current version of this manual.

Summary of Contents for Condexa PRO NA 117 P

Page 1: ...to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If yo...

Page 2: ...temperature relationships 16 4 14 Electronic control 17 4 14 1 Menu structure 18 4 14 2 Parameters list 24 4 15 Error List 25 4 15 1 Permanent Errors 25 4 15 2 Temporary Errors 25 4 15 3 Warnings 25...

Page 3: ...ded with this product as they will continually add fresh water to the system if there is a leak resulting in the addition of new con taminants that could reduce the lifespan of the boiler 9 9WARNING T...

Page 4: ...ON position 8 Turn on all electrical power to the appliance 9 Set thermostat to desired setting 10 If the appliance will not operate follow the instructions To Turn Off Gas To the Appliance and call y...

Page 5: ...stat Flow sensor capable of monitoring the main heating cir cuit s flow on an ongoing basis and of stopping the appli ance in the event of insufficient flow Temperature sensors on supply and return li...

Page 6: ...WCO Minimum Water Pressure Switch set to 7 psi 0 5 bar 10 Pump with integrated check valve 11 Power switch 12 Central heating return 13 Gas supply 14 Central heating supply 15 Condensate drain connect...

Page 7: ...re Switch set to 7 psi 0 5 bar 9 Pump with integrated check valve 10 Power switch 11 Central heating return 12 Gas supply 13 Central heating supply 14 Condensate drain connection 15 Flow meter 16 Gas...

Page 8: ...s after a safety lock out 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 Power switch locat...

Page 9: ...thermostat to lowest setting Turn off all electric power to the appliance This appliance is equipped with an ignition device which automatically lights the burner Do not try to light the burner by han...

Page 10: ...e boiler in operation the ignition system safety shutoff device must be tested 4 8 Date and time setting Press the MENU button and select Settings with the buttons Menu Central Heating CH Information...

Page 11: ...s System Test Confirm with the button and select Boiler settings with the buttons Settings General Settings Boiler Settings Press the button to confirm The system will now ask you to enter a password...

Page 12: ...h heating mode Active for the heating mode Par 1 0 or 3 23 Limits the minimum value that can be assigned to the set point in heating mode does not apply to heating mode 4 24 Limits the maximum value t...

Page 13: ...mode and controlled by a room heat demand thermostat variable set point according to the outdoor tempera ture In this case the boiler operates with a set point defined by the climatic curve which can...

Page 14: ...Par 03 Setpoint TA OFF 9 9NOTE The outdoor temperature sensor sold as an accessory is not required and if connected the outdoor temperature that is measured does not influence the setpoint that has b...

Page 15: ...mum sanitary power 48 Establishes the DHW storage tank set point The setpoint value can be set directly without entering the list of parameters Press MENU and select Domestic Hot Water using the butto...

Page 16: ...H DHW and additional mixed zones Seasonal Program The seasonal program is used to exclude additional mixed zones during the summer season It does not control any DHW parameter 4 12 General Safety Info...

Page 17: ...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 nu meric values 6 supports moving to the...

Page 18: ...Supply 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...

Page 19: ...Week 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 20: ...st 97 IO Configuration 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 C...

Page 21: ...Ext Zones in Group Enabled Active Day s Interval 1 Interval 2 Interval 3 Enabled Period Disabled 00 00 23 50 00 00 23 50 00 00 23 50 Monday Friday Monday Tuesday Sunday Zones CH Disabled Disabled Sate...

Page 22: ...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 23: ...em On Temp On Date Holiday Setpoint System Test Outdoor Temp Below Off Test State 32 0 F 122 0 F 0 0 C 50 0 C Comfort Fan Speed Eco Ionisation Anti Fr Reduced Begin Date Begin Date End Date End Date 0...

Page 24: ...rature for climatic regulation 86 194 30 90 176 80 F C U Heating M1 20 Design Outdoor Temp Defines the minimum outdoor tem perature to which the maximum set point can be associated for climatic regula...

Page 25: ...10 seconds after closing the gas valve 21 FLAME_BEFORE_IGNIT Flame is detected before ignition 23 CORRUPTED_ERROR_NR Error code RAM byte was corrupt ed to an unknown error code 29 PSM_ERROR Internal...

Page 26: ...ed up in order to fa cilitate de aeration Gas is not released from the water at low temperatures 9 9NOTE An automatic air purge can be performed during the first ignition The parameter that sets the a...

Page 27: ...O NA must be provided with a means of filling the system to be connected to the appliance s return line RI Before filling or draining the system switch the system s master switch to the OFF position a...

Page 28: ...er 9 9NOTE Please contact your qualified local service technician to have your appliance serviced If you do not have a service tech nician please contact your local R distributor and they will provide...

Page 29: ...e that condensate drains are inspected and ensure that condensate is being directed to appropriate condensate management system or drain as required by local codes Check that the area is free from com...

Page 30: ...fter a number of hours defined in the maintenance plan When this maintenance activity is required the following text ap pears on the normal display Maintenance required This text will remain active un...

Page 31: ...under or over pressure operation Get setting and flue gas test Gas conversion NG LPG propane Gas pressure W C mbar Gas static supply pressure W C mbar Selected maximum output MBH KW Selected minimum o...

Page 32: ...er operation of all modes and settings check carried out Leak test carried out on the gas and water sides Venting installed and secured properly per the vent manufacturer instructions Commissioning in...

Page 33: ...ate shall be perma nently mounted to the exterior of the building at a minimum height of eight 8 feet above grade directly in line with the exhaust vent terminal for the horizontally vented gas fueled...

Page 34: ...s of the boiler shall be free from leakage thermal shock and condensate corrosion and shall be free from defects in material and workmanship for TEN 10 YEARS from the date of manufacture which date i...

Page 35: ...nder which the failure happened Information about the hydraulic system flow rate length of the venting system installation scheme and total heating power of the system Identify of the Qualified instal...

Page 36: ...e Blvd Mississauga ON L5N6H6 CANADA Technical Support Hotline 1 800 474 3556 Professional Resources www riello com The manufacturer strives to continuously improve all products appearance dimensions t...

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