Ariston DUNE1 User Manual page 55

safety valve.
Demountable connectors should be used for the water heater connection to the water supply system.
Demountable connectors should be used for the water heater connection to the water supply system.
Standard connection (Fig. 1)
2.2.1. Safety valve supplied must be installed on the cold water inlet of the water heater (marked with the blue ring). It is
Standard connection (Fig. 1)
recommended to turn the safety valve no more than 3-4 turns, providing sealing with water-proof sealing material.
2.2.1. Safety valve supplied must be installed on the cold water inlet of the water heater (marked with the blue ring). It is
2.2.2.
2.2. Hydraulic connection
recommended to turn the safety valve no more than 3−4 turns, providing sealing with water-proof sealing material.
2.2.3.
Attention! Installation of safety valve Included In the delivery set Is necessary.
2.2.2.
GENERAL WARNINGS
Do not install any stop valve between the safety valve and cold water inlet of the water heater and do not block
2.2.3.
2.2.4.
the drain hole of the safety valve.
valve of the water heater.
Demountable connectors should be used for the water heater connection to the water supply system.
2.2.4.
It will help to drain water from the water heater without safety valve removal.
1. This manual is included in water heater delivery set. It should be kept alongside the appliance even if the
2.2.5. To facilitate the access of air into the tank when draining water, it is recommended to install an additional T-piece with
safety valve of the water heater.
latter is transferred to another user and/or moved to another location.
Standard connection
It will help to drain water from the water heater without safety valve removal.
2.2.1. Safety valve (A in Fig. 2) supplied must be installed on the cold water inlet of the water heater (marked with the blue ring).
2.2.6. When water pressure exceeds 5 bar, place before the safety valve a reducer to reduce the pressure.
2.2.5. To facilitate the access of air into the tank when draining water, it is recommended to install an additional T-piece with
2. Read this manual carefully. It provides important safety precautions for installation, use and maintenance
2.2.2. Connect the inlet of the safety valve to the cold water line with a tube or flexible hose.
2.2.7. The device cannot work with water where hardness is less than 12°F. If water is with hardness above 25°F,
of the water heater.
2.2.3. Connect a tube or flexible hose to the hot water outlet of the water heater (marked with the red ring) for hot water
it is necessary to use softener to reduce the formation of scale and the probability of failure of the heating element.
2.2.6. When water pressure exceeds 5 bar, place before the safety valve a reducer to reduce the pressure.
removal to the draw-off point.
The water hardness should not fall below 15°F.
3. The appliance is installed at the expense of the user.
2.2.4. For easy maintenance, it is recommended to install a T-piece with shut-off (B in Fig. 2) between the cold water inlet and
safety valve of the water heater.
2.2.7. Water is supplied to the water heater from the tank by gravity. For this purpose, the tank water outlet T-piece
It will help to drain water from the water heater without safety valve removal. 4. The use of the appliance for purposes other than those speci ed is strictly forbidden. The manufacturer is
2.2.8. Water is supplied to the water heater from the tank by gravity. Safety valve is not necessary in this type of connection.
supplying water to the heater and other places must be installed higher than the water heater top. Safety valve is not
2.2.5. To facilitate the access of air into the tank when draining water, it is recommended to install an additional T-piece with not to be held responsible for any damage due to failure to comply with the instructions set in the manual.
necessary in this type of connection.
shut-off valve at the hot water output.
2.3. Electrical connection
2.2.6. When water pressure exceeds 5 bar, place before the safety valve a reducer to reduce the pressure.
5. All installation and maintenance works must be carried out by a quali ed technician in conformity with
2.3. Electrical connection
2.2.7. The device cannot work with water where hardness is less than 12°F. If water is with hardness above 25°F,
the current rules and regulations, as well as the directions provided by the manufacturer.
The manufacturer Is not to be held responsible for any damage caused by the Incorrect earthing of the system
it is necessary to use softener to reduce the formation of scale and the probability of failure of the heating element.
or for fault defaults of the electricity supply.
manufacturer is not to be held responsible for any damage caused by the incorrect earthing of the system or for fault
The water hardness should not fall below 15°F.
6. Incorrect installation can cause personal injury and property damage. The manufacturer is not to be held
defaults of the electricity supply.
responsible for damage due to incorrect installation.
2.3.1. If the product is already equipped with a cable and plug, simply connect it to a power supply source.
Connection to open tank filled with water
2.3.2. If the water heater is supplied without a power supply cable, use a cable featuring the same characteristics (type
2.2.8. Water is supplied to the water heater from the tank by gravity. Safety valve is not necessary in this type of connection.
2.3.1.
H05VV-F 3x1,5 mm , Ø 8,5 mm) for connection. Remove the cover. The power supply cable should be threaded through the
7. Keep all packing material (clips, plastic bags, polystyrene foam, etc.) out of children's reach. The packing
heater.
material is hazardous for health.
2.3 Electrical connection
2.3.2. If the water heater is supplied without a power supply cable, use a cable featuring the same characteristics (type by the corresponding screw.
Attention! Electrical wiring should be done by a qualified technician, ensuring it complies with safety rules. The manufacturer is
2.3.3. The water heater must be earthed. Grounding scheme should ensure the absence of electric potential on the body
H05VV-F 3x1,5 mm , Ø 8,5 mm) for connection. The power supply cable should be threaded through the relevant hole on
2
8. The appliance is not intended for use by persons (including children) with reduced physical, sensory, or
not to be held responsiable for any damage caused by the incorrect earthing of system or for fault defaults of electricity supply.
mental capabilities, or lack of experience and knowledge, unless they have been given supervision or
2.3.1. If the product is already equipped with a cable and plug, simply connect it to a power supply source.
Fix the power supply cable using the cable clamps.
corresponding screw.
instruction concerning use of the appliance by a person responsible for their safety.
2.3.2. If the water heater is supplied without a power supply cable, use a cable featuring the same characteristics (type
Make sure that the power supply voltage conforms to the water heater technical characteristics indicated on
2.3.3.
H05VV-F 3x1,5 mm , Ø 8,5 mm) for connection. Remove the cover. The power supply cable should be threaded through the
the data plate. 2
the symbol . Fix the power supply cable using the cable clamps.
9. It is strictly forbidden to touch the appliance barefoot or with wet hands and/or feet.
relevant hole on the cover of the appliance and fixed to the thermostat terminals. Then every wire should be fixed in place
2.3.4. Make sure that the power supply voltage conforms to the water heater technical characteristics indicated on the data
by the corresponding screw.
plate.
10. Repair works should be carried out by a quali ed technician using original spare parts produced by
2.3.3. The water heater must be earthed. Grounding scheme should ensure the absence of electric potential on the body
of the water heater. The earth cable (of yellow-green color) should be fixed to the terminal marked by the symbol manufacturer. Failure to comply with this requirement invalidates all warranties on the part of the
Fix the power supply cable using the cable clamps.
manufacturer.
Make sure that the power supply voltage conforms to the water heater technical characteristics indicated on
the data plate.
11. The temperature of the hot water is adjusted by a thermostat that acts as a protection against
overheating.
12. Water supply must be done in accordance with paragraph "Hydraulic Connection".
13. Electric wiring must be done in accordance with paragraph "Electrical Connection".
14. It is strictly forbidden to modify or replace the safety valve with the other one which does not meet the
current rules and regulations, if it is not included in the delivery set.
15. No in ammable items should be kept near the appliance.
16. The water heater is a technically sophisticated electrical appliance for household purposes.
17. Whenever electrical water heater installation involves re-equipment (rearrangement) of residential and
non-residential premises in residential buildings, installation should be performed only after relevant
permissions have been obtained in a proper manner.
Flange on the 5 bolts
28
.
.
Indicating light
contacts
Earthing
Power supply
55