Daikin Altherma EKHWE150A3V3, Руководство по установке

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EKHWE150~3 E300A3Z2
Domestic hot water tank for air to water heat pump system
4PW43396-1D
Installation manual
7
T
ROUBLESHOOTING
This section provides useful information for diagnosing and correct-
ing certain troubles which may occur in the unit.
General guidelines
Before starting the troubleshooting procedure, carry out a thorough
visual inspection of the unit and look for obvious defects such as
loose connections or defective wiring.
Before contacting your local dealer, read this chapter carefully, it will
save you time and money.
When a safety device was activated, stop the unit and find out why
the safety device was activated before resetting it. Under no circum-
stances safety devices may be bridged or changed to a value other
than the factory setting. If the cause of the problem cannot be found,
call your local dealer
General symptoms
Symptom 1: No water flow from hot taps
Symptom 2: Water from hot taps is cold
T
ECHNICAL SPECIFICATIONS
Domestic hot water tank specifications
When carrying out an inspection on the supply panel or on
the switch box of the unit, always make sure that the circuit
breaker of the unit is switched off.
P
OSSIBLE CAUSES
C
ORRECTIVE ACTION
The main water supply is off. Check that all shut off valves of the
water circuit are completely open.
P
OSSIBLE CAUSES
C
ORRECTIVE ACTION
The thermal cut-out(s) has/have
operated • Check and reset button(s).
• Put the thermostat setting for
domestic hot water on the indoor unit
to
≤
75°C.
• Check if thermistor is correctly
installed in thermistor socket.
The indoor unit (EKHBH/X) is not
operating. Check the indoor unit (EKHBH/X)
operation. Refer to the manual
delivered with the indoor unit.
If any faults are suspected, contact
your local dealer.
EKHWE150A3V3 EKHWET150A3V3 EKHWE200A3V3 EKHWE200A3Z2 EKHWE300A3V3 EKHWE300A3Z2
Volume 150 l 150 l 200 l 200 l 300 l 300 l
Internal heat exchanger volume 2 l 2 l 3 l 3 l 3 l 3 l
Overall dimensions (Ø x H) 545 x 1150 mm 545 x 1150 mm 545 x 1525 mm 545 x 1525 mm 660 x 1525 mm 660 x 1525 mm
Booster heater, power supply 230 V 50 Hz 1P 230 V 50 Hz 1P 230 V 50 Hz 1P 400 V 50 Hz 2P 230 V 50 Hz 1P 400 V 50 Hz 2P
Booster heater, running current 13 A 13 A 13 A 7.5 A 13 A 7.5 A
Booster heater, capacity 3 kW 3 kW 3 kW 3 kW 3 kW 3 kW
Connections Refer to "Main components" on page 2
Weight (empty) 80 kg 82 kg 104 kg 104 kg 140 kg 140 kg
Mounting Floor Wall Floor Floor Floor Floor
Maximum pressure 10 bar 10 bar 10 bar 10 bar 10 bar 10 bar
Maximum domestic hot water
temperature
75°C 75°C 75°C 75°C 75°C 75°C
Maximum temperature through
heat exchanger
110°C 110°C 110°C 110°C 110°C 110°C