Indoor unit for air to water heat pump system (42 pages)
Summary of Contents for Daikin Altherma EKHWS-B3Z2
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INSTALLATION MANUAL Domestic hot water tank for air to water heat pump system EKHWS150B3V3 EKHWS200B3V3 EKHWS300B3V3 EKHWS200B3Z2 EKHWS300B3Z2...
Thermistor + connection wire (12 m) OTHER DAMAGE TO THE EQUIPMENT. BE SURE ONLY Contactor - fuse assembly TO USE ACCESSORIES MADE BY DAIKIN WHICH ARE SPECIFICALLY DESIGNED FOR USE WITH THE Contactor fixing screw EQUIPMENT AND HAVE THEM INSTALLED BY A Tapping screw PROFESSIONAL.
AD indoor unit, 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 domestic water tank model EKHWS(U)150B3V3 can be floor or wall The domestic hot water tank relief valve connections mounted. In case of wall mounting, wall may not be used for other purpose. mounting kit EKWBSWW150 is required (separate ordering). Do not install heaters without thermal cut-outs.
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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.
Symptom 3: Intermittent water discharge OSSIBLE CAUSES ORRECTIVE ACTION Thermal control failure (water will be Switch off power to the indoor unit. hot). When discharge has stopped, check the thermal controls and replace if faulty. Contact your local dealer. The expansion vessel is broken. Replace the expansion vessel.