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INSTALLATION MANUAL Domestic hot water tank for air to water heat pump system EKHWS150BA3V3 EKHWS200BA3V3 EKHWS300BA3V3 EKHWS200BA3Z2 EKHWS300BA3Z2...
ELECTRIC SHOCK, SHORT-CIRCUIT, LEAKS, FIRE OR OTHER DAMAGE TO THE EQUIPMENT. BE SURE ONLY Thermistor + connection wire (12 m) TO USE ACCESSORIES MADE BY DAIKIN WHICH ARE Contactor - fuse assembly SPECIFICALLY DESIGNED FOR USE WITH THE EQUIPMENT AND HAVE THEM INSTALLED BY A Contactor fixing screw...
Daikin cannot guarantee neither good operation nor reliability of the system. For those reasons Daikin cannot give warranty of the system in such case. The equipment is not intended for use in a potentially explosive atmosphere.
Safety devices Installing the domestic hot water tank The domestic hot water tank relief valve connections Check if all domestic hot water tank accessories (see may not be used for other purpose. "Accessories" on page 1) are enclosed. Do not install heaters without thermal cut-outs. When floor mounting, place the domestic hot water tank on a Thermal protector —...
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Unpack the 3-way valve body and 3-way valve motor. Put the scale on the valve as shown below. Verify that following accessories are provided with the motor. Domestic hot Domestic hot water tank Room heating Room heating water tank Installation in accordance with Installation in accordance with figure B and figure C figure A and figure D...
Procedure for EKHWS*V3 and EKHWS*Z2 Field wiring Switch off the power supply before making any connections. A main switch or other means for disconnection, having a contact separation in all poles, must be Connections to be made in the domestic hot water tank incorporated in the fixed wiring in accordance with electrical box relevant local and national legislation.
Note: only relevant field wiring is shown. AINTENANCE In order to ensure optimal availability of the unit, a number of checks and inspections on the unit and the field wiring have to be carried out at regular intervals. Before carrying out any maintenance or repair activity, always switch off the circuit breaker on the supply panel, remove the fuses or open the protection devices of the unit.
ROUBLESHOOTING General symptoms This section provides useful information for diagnosing and correct- Symptom 1: No water flow from hot taps ing certain troubles which may occur in the unit. OSSIBLE CAUSES ORRECTIVE ACTION The main water supply is off. Check that all shut off valves of the General guidelines water circuit are completely open.