FRICOSMOS 461456 Instantaneous Water Heater Instruction Manual

June 20, 2024
FRICOSMOS

Instant water heater

Ref: 461456

Read these operating instructions carefully before installing and using the heater!

SECURITY

This device must not operate without water, otherwise the resistance will burn provoking an irreparablebreakdown. Do not use it during maintenance work or mains water cuts-off .
The electrical installation must be equipped with the safety current device and means to disconnect the appliance from the power supply, in which the distance between the contacts of all poles is not less than 3mm.
Connection to electrical system and measurement offire protection effectiveness should be made by a qualified person.
Avoid dirt in pipes and in the area before assembly.If the plumbing is new, let the water flow.
The unit has to be earthed or neutrally grounded.
The unit should always be vented befare initial start-up.
lf there is a non-return valve installed on the water supply pipe the safety valve must be fi tted between the unit and non-return valve.
The unit can only be connected to the cold water supplies.
lnlet and outlet pipes should not be made of plastic.
The unit can work in conjunction with a single-handle, two-valve tap.
The unit must not be installed in the place which is exposed to the danger of explosion and place in which the temperatura may go down below 0°C.
Unit’s cover must not be taken off while power is on.
Failure to install the fi lter on water supply pipe can cause unit damage.
Accumulation of limescale in parts ofthe water heater may cause limited water fl ow and failure of the water heater. Failure of the heater and damages caused by the limescale will not be covered by the warranty. The water heaters and fi ttings must be descaled on the regular basis, the frequency of limescale removal depanding on the quality of water.

INSTALLATION

The unit must be installed with the outlet and inlet pipes at the top.
Vent the unit each time after the water has been emptied from the heater or pipes The unit should always be vented befare initial start-up.
lf there is a non-return valve installed on the water supply pipe the safety valve must be fitted between the unit and non-return valve.
The unit can only be connected to the cold water supplies.
lnlet and outlet pipes should not be made of plastic.
Take off the unit’s cover: undo the screws, slide the cover off starting from the inlet and outlet side.
Fix the unit.
Install a cable suitable for 4400w to the terminals. Connection to electrical system and measurement offire protection eff ectiveness should be made by a qualifi ed person..
Connect (e.g. using flexible hoses) cold water to the inlet pipe inserting a filter in between and connect hot water to the outlet pipe.
Open the cold water valve and check for leaks.
Purge the installation of air.
Connect the unit to the electrical installation according to the marks, tighten the cable clamp to make sure the cable does not slip Put the unit’s cover back. Make su re that there is no access to live parts through the hales at the back plate.

Venting
To prevent damage to the appliance, the instantaneous water heater must be purged from air before using it for the first time. Each time it is emptied (e.g. after work on the plumbing system, if there is a risk of frost or following repair work), the appliance must be purged from air before it is used again.
Shut off electric supplies to the heater.
Turn the flow on (turn the hot water tap on) in order to vent the water installation (for about 15-30 seconds), until the flow of water becomes constant and even.
Turn the flow off (turn the hot water tap off ).
Switch on the electric supplies.
The venting process must be repeated each time after the water has been emptied from the unit or pipes.

USE

The unit is equipped with a diff erential pressure switch. lt switches heating when there is a proper water flow through the unit.

FAULTS

Unit doesn’t heat up the water / water temp. is too low:
Power supply failure
Water flow rate is too low (e.g. fi lter is blocked with impurities, improper water flow regulation)
There is no bridge connecting terminal clamps U and V for single phase supply lf there is a fault in the unit, contact the nearest authorised service.

MAINTENANCE

Cut off power and cold water supplies.
Undo the fittings on the inlet pipe.
Take the filter out from the fittings at the cold water inlet.
Clean and install the fi lter in the former position.
Connect cold water supply pipe with the inlet pipe.
Open the cut-off valve on cold water supply pipe- check connections for leaks.
Vent the unit and water system.

TECHNICAL

Rated power kW 3,5 Kw
Rated voltage 230V~
Rated current A 15,2
 Supply water pressure MPa 0,12 + 0,6
Operating point l/min 1,2

Effi  ciency
(at at = 30°C)| l/min| 1,7
Weight| kg| 1,2
connecting wires section – M in.| mm2| 3×2,5
Water supply pipe section| “| 3/8”

WARRANTY

This device has two years of warranty. An improper use void the warranty of the unit.

SYMBOLS

Read carefully these instructions before use.
Indoor use only.

Fricosmos, S.A.
Polígono industrial nº 1, C/ C, 16-18
28938 Móstoles (Madrid) – España
www.fricosmos.com
info@fricosmos.com
Skype user: fricosmos
Tel. (+34) 902 304 420
Fax. (+34) 902 636 683

References

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