Dimplex AWP 300 LW Installation And Operating Manual

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[Page 1] Dimplex AWP 300 LW

451901.67.19 FD8405 Installation and Operating Manual Heat Pump Water Heater with Sheet-Metal Cabinet, Airduct Connection and Supplementary Heat Exchanger AWP 300 LW ...

[Page 2] Dimplex AWP 300 LW

Page 2 of 20 TABLE OF CONTENTS.......................................................................................................................... Page 1. Regulations / Safety Notices ..........................................................

[Page 3] Dimplex AWP 300 LW

Page 3 of 20 1. Regulations / Safety Notices ( This installation and operating manual must be read before the unit is started up! ) ¾ ¾¾ ¾ # ## #The heat pump water heater (HPWH) is designed exclusively for the heating of domest...

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Page 4 of 20 Power supply / cable entries Hot water outlet R1" external thread Circulation line R 3/4" external thread Hot water supply R1" external thread Condensate hose (brought out at bottom) Heating water return R1" external...

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Page 5 of 20 2.3 Safety Devices The HPWH is equipped with the following safety features: 2.3.1 High-Pressure Pressostat (HP) The high-pressure pressostat protects the heat pump from excessive operating pressures in the refrigeration cycl...

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Page 6 of 20 3.2 Hot Water Temperature Controller The desired hot water temperature can be set using the rotary dial. If the storage tank temperature is lower than the preset hot water temperature setpoint value, the heat pump is activated (pro...

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Page 7 of 20 3.5 'Heat Exchanger' Switch The heat exchanger mode is used whenever hot water preparation is to take place by means of a supple- mentary heat source (e.g. in winter by means of a boiler). The standard relay contact, for ex...

[Page 8] Dimplex AWP 300 LW

Page 8 of 20 5. Installation 5.1 Installation Site CAUTION! The following applies to the selection of the installation site: ¾ The HPWH must be sited in a freeze-proof room (preferably within the building thermal envelope). The room air...

[Page 9] Dimplex AWP 300 LW

Page 9 of 20 6. Mounting 6.1 Connection of Water Piping The nominal pipe widths of the field-installed sanitary installations must be selected on the basis of the avail- able water pressure and the expected pressure drop within the piping sys...

[Page 10] Dimplex AWP 300 LW

Page 10 of 20 a 1 3 b c 2 4 d approx. 6 mm approx. 6 mm approx. 20 mm 6.3.1 Opening the Cabinet For feeding in an external cable or inserting a sensor, the "upper side panel" (2) and the "upper front ...

[Page 11] Dimplex AWP 300 LW

Page 11 of 20 7.1.2 Commissioning of Hot Water System • Fill hot water circuit via the external connection. • Vent the hot water circuit (open hot water taps at the topmost points of use until no more air escapes). • Perform a ...

[Page 12] Dimplex AWP 300 LW

Page 12 of 20 8.3 Sacrificial Anode The sacrificial anode rod installed in the hot water tank for corrosion protection purposes must be checked electrically on a regular basis - at least every two years - after commissioning and be replaced, if...

[Page 13] Dimplex AWP 300 LW

Page 13 of 20 10. Decommissioning Activities to be performed : • Disconnect HPWH f rom the power source . • Completely shut off water circuit (hot water, cold water and circulation line) and drain the hot water stor- age tank. ...

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Page 14 of 20 12.2.1 Hydraulic Plumbing Diagram 1 Shut-off valve 4 Non-return valve 7 Diaphragm safety valve 2 Pressure reducing valve 5 Manometer connection 8 Circulating pump (to be m...

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Page 15 of 20 12.3 Circuit Diagram X3-1 1 A K3 A1 A2 C M1 M grün/gelb L N (bl) 14 PE schwarz P F3 C1 (bn) K2 10 M X3-2 1 C2 X3-3 M2 L/N/PE 230VAC 50Hz X1 1 P >F1 2 21bar X3 L PE N T< B2 2 K3 11 14 1 3 Wärmepumpe 1 +8°C 22 21 E1 B3/ F...

[Page 16] Dimplex AWP 300 LW

Page 16 of 20 12.4 Technical Data Exhaust air heat pump water heater AWP 300LW Type with additional internal heat ex- changer Nominal storage tank capacity (L) 290 Storage tank material enamelled steel as per DIN 4753 Nominal tank...

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[Page 20] Dimplex AWP 300 LW

Page 20 of 20 KKW Kulmbacher Klimageräte-Werk GmbH Subject to technical modifications Division Dimplex Fax (0 92 21) 70...