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Safety Information        3

B.  BEFORE OPERATING smell all around 

the appliance area for gas. Be sure to 

smell next to the floor because some 

gases are heavier than air and will 

settle on the floor.
WHAT TO DO IF YOU SMELL GAS

 

Do not try to light any appliances.

 

Do not touch any electric switch; do 

not use any phone in your building.

 

Immediately call the National Gas 

Emergency Helpline on (Freephone) 

0800 111999 or your gas supplier 

from a neighbour’s phone. Follow 

the instructions received.

 

Do not return to your home until 

advised to do so.

C.  Do not use this appliance if any part 

has been under water. Immediately 

call a qualified service technician to 

inspect the appliance and to replace 

any part of the control system and 

any gas control which has been under 

water.

WARNING

This appliance can be used by children 

aged from 8 years and above and 

persons with reduced physical, sensory 

or mental capabilities or lack of 

experience and knowledge 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 

maintenance shall not be made by 

children without supervision. 

The following safety symbols are used in this manual. Read and 

follow all safety instructions in this manual precisely to avoid 

unsafe operating conditions, fire, explosion, property damage or 

personal injury. Keep this manual for future reference.

DANGER

Indicates an imminently hazardous 

situation which, if not avoided, could 

result in severe injury or death.

WARNING

Indicates a potentially hazardous 

situation which, if not avoided, may 

result in injury or death.

CAUTION

Indicates a potentially hazardous 

situation which, if not avoided, could 

result in property damage.

WARNING

If you do not follow these instructions 

exactly, a fire or explosion may result 

causing property damage or personal 

injury.

A. This appliance does not have a pilot. 

It is equipped with an ignition device 

which automatically lights the burner. 

Do not try to light the burner by hand.

1.    Safety Information

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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