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Operating the Boiler        11

3.3    Viewing Basic Information

To view information about the boiler, press the Menu button 

(

), and then select “2. Status Information”.

Press the Up button ( ) or the Down button ( ) to switch 

between the information items. Press the OK button ( ) to 

select an item and view the information.

Press the Back button (

) to exit information view mode. 

Item

Description

1. Operation State

Current Operation State

2. Heat Capacity

Heat capacity (%)

3. CH Set Temp

Central heating set temperature 

(°C)

4. DHW Set Temp

DHW set temperature (°C)

5. Supply Temp 

Heating supply temperature 

(°C)

6. Return Temp

Boiler return temperature (°C)

7. Outdoor Temp

Outdoor temperature (°C)

8. Inlet Temp

Inlet temperature (°C)

9. DHW Temp

DHW temperature (°C)

10. Water Flow

Water flow rate (LPM) 

If the rate is 0, “Calculation” will 

be displayed.

11. Water Press

Water pressure (bar)

12. Flame Value

Flame detector AD value

 

Flame On: 8bit AD values 

equal to or lower than 70

 

Flame Off: 8bit AD values 

equal to or higher than 175 

13. Fan Target RPM

Fan target speed (RPM)

2.  In normal operation mode, press the Up button ( ) The 

DHW temperature ( ) is highlighted on the screen.

3.  Press the OK button ( ) to select the DHW temperature 

temperature ( ). The highlighted section will flash.

4.  Press the Up button ( ) or the Down button ( ) until the 

desired temperature appears on the display. You can adjust 

the temperature while the display is flashing. Once the 

display stops flashing, the temperature setting is stored.

Note

 

Take note of the original water temperature in case 

you want to restore it to the default.

 

 The default DHW temperature range is 30°C to 

65°C.

 

The boiler will retain your settings during a power 

outage.

 

The DHW temperature cannot be adjusted, when 

the Heat Demand function is set to OpenTherm.  

Содержание NCB700-24L

Страница 1: ...ice TAS first Contact the technician or professional who installed your boiler Contact a Gas Safe Registered engineer When contacting an official Technical Assistance Service TAS please have the follo...

Страница 2: ...ion in these instructions is not followed exactly a fire or explosion may result causing property damage or personal injury Do not store or use petrol or other flammable vapours and liquids in the vic...

Страница 3: ...he Boiler 7 2 3 Using the Front Panel 8 3 Operating the Boiler 10 3 1 Turning the Boiler On or Off 10 3 2 Adjusting the Temperature 10 3 3 Viewing Basic Information 11 3 4 Resetting the Boiler 12 4 Tr...

Страница 4: ...dge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved Children shall not play with the appliance Cleaning and user ma...

Страница 5: ...result in fire or explosion Do not place combustibles such as newspapers or laundry near the boiler or flue system Doing so may result in a fire DANGER HOT BURN To prevent burns Use the lowest operat...

Страница 6: ...ything other than its intended purpose as described in this manual Do not place or use hair sprays spray paints or any other compressed gases near the boiler or flue system including the flue terminat...

Страница 7: ...ill void the manufacturer s warranty Should overheating occur or the gas supply fail to shut off turn off the manual gas valve to the appliance EC Conformity Declaration 0063 Navien hereby declares th...

Страница 8: ...initiates a safety heating cycle to prevent internal equipment damage due to freezing temperatures Short Circuit Protection Any short circuit occurring in the boiler s electrical circuit immediately...

Страница 9: ...amming mode Displayed when the boiler s schedule programming operation is set f DHW preheat Displayed when the DHW preheat feature is enabled DHW preheat Always ON DHW Intelligent g Central heating de...

Страница 10: ...ting and DHW supply temperatures Refer to the following table for detailed information a b c d e f a Menu button Access to the Main menu screen b Back button Access to the previous screen c OK button...

Страница 11: ...l heating temperature cannot be adjusted when the Heat Demand function is set to OpenTherm 3 2 2 Adjusting the DHWTemperature WARNING Before adjusting the water temperature carefully read To prevent b...

Страница 12: ...Calculation will be displayed 11 Water Press Water pressure bar 12 Flame Value Flame detector AD value Flame On 8bit AD values equal to or lower than 70 Flame Off 8bit AD values equal to or higher tha...

Страница 13: ...Gas Fuel type NG LPG 23 Main F W ver Main firmware version 24 Panel F W Ver Controller panel firmware version Note The fan moter controls the APS so the fan target speed Fan Target RPM is only for yo...

Страница 14: ...enough draw at least 1 9 litres of water per minute LPM through the boiler Is an error code displayed on the front panel If an error code is displayed refer to 4 2 Understanding Error Codes on page 1...

Страница 15: ...mistor open or short circuit Alarm Water Supply E302 Low water pressure Auto E352 High water pressure Auto E353 Abnormal operation Water pressure sensor Auto DHW Circulation E407 DHW Outlet thermistor...

Страница 16: ...bly qualified engineer has installed the system in accordance with Navien instructions Failures due to misuses or incorrect installation use of non suitable power or fuel supply with water with physic...

Страница 17: ...gy efficiency class A A A A Rated heat output kW 20 23 28 33 Central heating annual energy consumption GJ 37 43 52 57 Water heating annual electricity consumption kWh 66 65 45 46 Water heating annual...

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