Daikin Altherma EKHWS150B3V3, Installation Manual

EKHWS150~3 E300B3Z2

Domestic hot water tank for air to water heat pump system

4PW54951-1

Installation manual

7

General symptoms

Symptom 1: No water flow from hot taps

Symptom 2: Water from hot taps is cold

Symptom 3: Intermittent water discharge

T

ECHNICAL

SPECIFICATIONS

Domestic hot water tank specifications

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).
• 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.

P

OSSIBLE

CAUSES

C

ORRECTIVE

ACTION

Thermal control failure (water will be 
hot).

Switch off power to the indoor unit.
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.

EKHWS150B3V3

EKHWS200B3V3

EKHWS200B3Z2

EKHWS300B3V3

EKHWS300B3Z2

Volume

150 l

200 l

200 l

300 l

300 l

Internal heat exchanger volume

2 l

3 l

3  l

3  l

3  l

Overall dimensions (Ø x H)

580 x 900 mm

580 x 1150 mm

580 x 1150 mm

580 x 1600 mm

580 x 1600 mm

Booster heater, power supply

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

7.5 A

13 A

7.5 A

Booster heater, capacity

3 kW

3 kW

3 kW

3 kW

3 kW

Connections

3/4" FBSP

(a)

3/4" FBSP

(a)

3/4" FBSP

(a)

3/4" FBSP

(a)

3/4" FBSP

(a)

Weight (empty)

37 kg

45 kg

45 kg

59 kg

59 kg

Mounting

Wall or floor

Floor

Floor

Floor

Floor

(a) FBSP = Female British Standard Pipe