Danfoss DHP-AQ User Manual

User manualDHP-AQVUGFB102

•A fan draws the outdoor air through an air heat exchanger (1),which heats up the cold refrigerant, which evaporates into a gas.•The refrigerant that

3.1.4 Hot water functionDHP-AQ Midi and DHP-AQ Maxi are adapted for hot water production.Production of heating and hot water cannot occur at the same

transferring heat to the refrigerant circuit, which is then given off in theair heat exchanger.If the hot water heater is installed the control unit w

230V 400VStep 5 15Step +4 12Step +5 153.1.10 Speed (rpm) controlA heat pump requires optimum conditions in the heating system inorder to be able to ru

4 Control systemThe heat pump has an integrated control system which automaticallycalculates the heating and cooling demand in the house to ensure tha

•Not lit, means that the heat pump is not powered.•When the green light shines continuously, the heat pump haspower and is ready to produce heat, cool

Symbol MeaningFAN Displayed when the fan is active.COOLING Displayed if cooling is produced.A = Active cooling.The following operating information may

4.4 Main MenuThe display's INFORMATION menu is used to set and adjust the heatpump functions and is opened by pressing the left or right buttons.

5 Settings and adjustmentsThe installer carries out the basic settings of the heat pump at installa-tion. A number of settings and adjustments that yo

OperatingmodeMeaningHOT WATER In this mode the heat pump only produces hot water, noheat goes to the heating system.MANUAL TEST Only displayed when th

Danfoss A/S reserves the right to makechanges to components and specificationswithout prior notice.© 2010 Danfoss A/S.The Swedish language is used fo

point that the control regulates against is lowered or raised respectively.When you increase the CURVE value, the heat curve will become steeperand wh

Parameter DescriptionHEAT STOP This function stops all production of heat when the outdoortemperature is equal to, or higher than, the set heat stop v

1. Press either the + or - button once to open and change theROOM value.2.Raise or reduce the ROOM value using the + or - buttons tochange the indoor

5.6 Reading off temperatures OP. DATAOUTDOORROOMSUPPLY LINERETURN LINEDISTR. CIRC. 1SYSTEM SUPPLYDISTR. CIRC. 20˚C20˚C38(40)˚C34(55)˚C35(40)˚C32(35)˚C

1. Press either the right or left button once to open the INFORMA-TION menu. The cursor is in the OPERATION menu option.2.Press the down button to mov

5.10 Alarm historyNAME ALARM displays information about up to 10 alarms with type ofalarm, time and date. User manual VUGFB102 – 23

6 Regular checks6.1Checking operationDuring normal operation, the alarm indicator lights green continuouslyto show that everything is OK. When the ala

Message MeaningERR PHASE SEQ. Can be displayed in conjunction with interference in themains network, for example after a temporary power cut.Reset the

line, its outlet opening facing downwards. If the safety valve is notchecked regularly, the water tank might be damaged. It is quite normalthat the sa

1. Switch off the heat pump.2.Turn the stopcock to the closed position (see figure above).3. Unscrew the cover and remove it.4. Remove the strainer.5.

Contents1 Foreword ...

7 Default setting in the control computerThe first column in the table below shows the parameters that can beadjusted by the User. The second column s

8 Installation protocol Heat pump model ...Serial number ...

9 Check listPositioning□ Surface adjustment□ Drainage Pipe installation, hot and cold side□ Pipe connections in accordance with the diagram□ Flexible

□ Safety precautions□ Control computer, function□ Settings and adjustments□ Regular checks□ Reference to service requirement□ Warranties and insurance

10 Service scheduleTo achieve best performance and service life we recommend Dan-foss that the heat pump is serviced at 12 month intervals. Service co

VUGFB102

1 Foreword Buying a heat pump from Danfoss is an investment in a betterfuture. A Danfoss heat pump is classed as a renewable energy source, whichm

2 Safety precautionsThe heat pump cover and control unit cover must only beopened by authorised service technicians.This product is not intended for p

2.2 System modificationsOnly authorized installers may carry out modifications on the followingcomponents:•The heat pump unit•Water and electrical ins

3 About your heat pumpThe heat pump is a complete heat pump installation that consists of twobasic units: a heat pump placed outdoors and a control un

3.1.2 Control unit1DHP-AQ Mini 12435DHP-AQ Maxi1234 DHP-AQ MidiPosition Description1 Control module (transparent in image)2 Immersion heater3 Reversin