Daikin altherma ERHQ014BAV3 Installation Manual Download Page 10

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Installation manual

ERHQ011~W1 + ERLQ011~W1

Outdoor unit for air to water heat pump

4PW57794-1 – 08.2010

4.3.

Functional diagram W1

R2T

R4T

R6T

R1T

Y1E

Y1S

M1F-M2F

M1C

E1HC

S1NPH

S1PH

R5T

R3T

R2T

R3T

R6T

Y1E

Y3S

Y1S

M1F-M2F

M1C

E1HC

S1NPH

S1PH

R1T

R4T

R5T

Indoor unit EKHBH/X016

Stop valve (with service port 5/16")

Outdoor unit

Crank case heater

Heat exchanger

Fan motor

Service port 5/16"

Injection valve

Compressor

Capillary tube

Accumulator

R1T

Thermistor (air)

Pressure sensor

R2T

Thermistor (discharge)

High pressure switch

R3T

Thermistor (suction)

4-way valve

R4T

Thermistor (heat exchanger)

Filter

R5T

Thermistor (heat exchanger middle)

Electronic expansion valve

R6T

Thermistor liquid

Field piping Ø9.5

Heating

Field piping Ø15.9

Cooling

Summary of Contents for altherma ERHQ014BAV3

Page 1: ...STALLATION MANUAL ERHQ011BAV3 ERHQ014BAV3 ERHQ016BAV3 ERHQ011BAW1 ERHQ014BAW1 ERHQ016BAW1 ERLQ011CAV3 ERLQ014CAV3 ERLQ016CAV3 ERLQ011CAW1 ERLQ014CAW1 ERLQ016CAW1 Outdoor unit for air to water heat pum...

Page 2: ...150 500 500 500 500 750 100 100 100 100 200 200 200 300 300 300 300 250 300 250 300 1000 1000 1000 1000 1000 1000 1000 1000 1000 1250 1500 1500 1000 100 250 500 1000 1000 1000 500 500 500 500 500 500...

Page 3: ...le prescrizioni per 07 v v v 08 de acordo com o previsto em 09 10 under iagttagelse af bestemmelserne i 11 enligt villkoren i 12 gitt i henhold til bestemmelsene i 13 noudattaen m r yksi 14 za dodr e...

Page 4: ...nal refrigerant charge for ERLQ models 18 12 5 Complete recharging 19 For ERHQ only 19 For ERLQ only 19 13 Pump down operation 19 14 Electrical wiring work 19 14 1 Precautions on electrical wiring wor...

Page 5: ...ctivities described in this manual shall be carried out by an installer Be sure to wear adequate personal protection equipment protection gloves safety glasses when performing installation maintenance...

Page 6: ...r the refrigerant after the pump down operation Refer to chapter 13 Pump down operation on page 19 Never directly touch any accidental leaking refrigerant This could result in severe wounds caused by...

Page 7: ...pecial equipment insulation bottom plate heater to ensure good operation in areas where low ambient temperature can occur together with high humidity conditions In such conditions the ERHQ models may...

Page 8: ...t ERLQ Standard a a Factory mounted Not applicable c c No drain socket available for ERLQ ERHQ Optional kit b b Combination of both options is prohibited Optional kit b Snow cover Demand pcb ERLQ EK01...

Page 9: ...nd power supply 3 Reactor coil s 13 Gas stop valve 4 4 way valve 14 Liquid stop valve 5 Noise filter pcb only for V3 models 15 Electronic expansion valve main 6 Service pcb only for V3 models 16 Solen...

Page 10: ...1HC S1NPH S1PH W1 R1T R4T R5T 1 Indoor unit EKHBH X016 14 Stop valve with service port 5 16 2 Outdoor unit 15 Crank case heater 3 Heat exchanger 16 Fan motor 4 Service port 5 16 17 Injection valve 5 C...

Page 11: ...door unit 16 Fan motor 3 Heat exchanger 17 Electronic expansion valve injection 4 Service port 5 16 18 Capillary tube 5 Compressor 19 Solenoid valve hot gas pass 6 Accumulator R1T Thermistor air 7 Pre...

Page 12: ...and this may have the following consequences Deterioration of the operational capacity Frequent frost acceleration in heating operation Disruption of operation due to rise of high pressure When a stro...

Page 13: ...tion site where the snow will not affect the unit and set the outlet side at a right angle to the direction of the wind For ERLQ only Follow the procedure as described below for modifying the position...

Page 14: ...ERHQ Check in the combination table under Possible options on page 5 whether drain work is allowed In case drain work on your unit is allowed and the installation site requires drain work then follow...

Page 15: ...for laying the upper outdoor unit s drain pipe Get the portion A sealed so that air from the outlet does not bypass C In case of multiple row installation for roof top use etc for ERHQ only 1 In case...

Page 16: ...rts shall comply with the applicable legislation and shall be suitable for refrigerant Use phosphoric acid deoxidised seamless copper for refrigerant Installation shall be done by a licensed refrigera...

Page 17: ...her When connecting the piping always use a spanner and torque wrench together to tighten the flare nut to prevent flare nut cracking and leaks Not recommended but in case of emergency Should you be f...

Page 18: ...ed where indicated by the arrow Take care not to damage it After handling the stop valve make sure to tighten the stem cap securely For the tightening torque refer to the table below Check for refrige...

Page 19: ...stop valve can move to the indoor unit To avoid this please cover the stop valve with sealing material If the temperature is higher than 30 C and the humidity is higher than RH 80 then the thickness...

Page 20: ...The stop valves can now be opened and or additional refrigerant can be charged see 12 Charging refrigerant on page 17 12 CHARGING REFRIGERANT 12 1 Important information regarding the refrigerant used...

Page 21: ...tional amount of refrigerant to be charged using the table below Table 1 Additional charging of refrigerant unit kg For W1 models It is not necessary to charge additionally if the piping length is und...

Page 22: ...unit wiring on page 20 so that it does not come in contact with the piping particularly on the high pressure side Make sure no external pressure is applied to the terminal connectors When installing t...

Page 23: ...in properly 14 3 Precautions on wiring of power supply and inter unit wiring Use a round crimp style terminal for connection to the power supply terminal board In case it cannot be used due to unavoid...

Page 24: ...ntroller ERHQ_V3 ERLQ_V3 ERHQ_W1 ERLQ_W1 Phase and frequency 1 50 Hz 3N 50 Hz Voltage 230 V 400 V Recommended field fuse 32 A 40 A 20 A Minimum circuit amps a a Stated values are maximum values see el...

Page 25: ...al operation of the unit a number of checks and inspections should be carried out on the unit at regular intervals preferably yearly This maintenance shall be carried out by the installer or service a...

Page 26: ...Painted galvanised steel Dimensions h x w x d mm 1170 x 900 x 320 1345 x 900 x 320 Weight kg 103 108 114 114 Operation range cooling min max C 10 46 heating min max C 20 a 35 a See operation range dat...

Page 27: ...ransmission circuit for V3 models only V1R Power module for V3 models only V1R V2R Power module for W1 models only V2R V3R Diode module for V3 models only V3R Diode module for W1 models only V1T Insul...

Page 28: ...NOTES NOTES...

Page 29: ...NOTES NOTES...

Page 30: ...NOTES NOTES...

Page 31: ...5 6 1 2 3 16 16a V3 type 1 50 Hz 230 V R410A 1 2 4 5 6 3 W1 type 3N 50 Hz 400 V L1 L3 L2 L1 L3 L2 5 6 NOTES...

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