Daikin Altherma ERHQ011BAV3 Installation Manual
Daikin altherma outdoor unit for air to water heat pump
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- Installation manual (20 pages)
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Summary of Contents for Daikin Altherma ERHQ011BAV3
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Page 1: Installation Manual
INSTALLATION MANUAL Outdoor unit for air to water heat pump ERHQ011BAV3 ERHQ014BAV3 ERHQ016BAV3 ERHQ011BAW1 ERHQ014BAW1 ERHQ016BAW1 ERLQ011CAV3 ERLQ014CAV3 ERLQ016CAV3 ERLQ011CAW1 ERLQ014CAW1 ERLQ016CAW1... - Page 2 ERHQ ≥100 ≥100 ≥100 ≥100 ≥100 ≤500 ≥1000 ≥150 ≥150 ≥150 ≤500 ≥1000 B 2 B 2 ≥500 ≤500 ≥500 ≥1000 D 2 D 2 D 2 D 2 ≥100 ≥500 L1<L2 ≥100 ≥500 L2<L1 L 1 L 1 0<L1≤ 1 / 2 H ≥750 ≥1000 ≥250...
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Page 4: Table Of Contents
ERHQ011BAV3+W1 ERLQ011CAV3+W1 Installation manual Outdoor unit for air to water heat pump ERHQ014BAV3+W1 ERLQ014CAV3+W1 ERHQ016BAV3+W1 ERLQ016CAV3+W1 15. Test operation ................20 ONTENTS Page 15.1. Pre-run checks ................20 1. Definitions.................. 1 15.2. Test run ..................20 15.3. Failure diagnosis at the moment of first installation ..... 20 1.1. -
Page 5: Meaning Of Used Terms
1.2. Meaning of used terms AFETY CONSIDERATIONS Installation manual: The precautions here, all cover very important topics, so be sure to Instruction manual specified for a certain product or application, follow them carefully. explaining how to install, configure and maintain it. All activities described in this manual shall be carried out by an Operation manual: installer. -
Page 6: Warning
Warning Caution ■ ■ Ask your dealer or qualified personnel to carry out installation Earth the unit. work. Do not install the machine by yourself. Earthing resistance should according applicable Improper installation may result in water leakage, electric shocks legislation. or fire. -
Page 7: Before Installation
EFORE INSTALLATION INFORMATION ■ An ERLQ_CA outdoor unit can be connected to an WARNING EKHBH/X016* indoor unit (bottom plate heater at Since maximum working pressure for ERHQ is 4.0 MPa or outdoor unit is controlled by the outdoor pcb). All 40 bar and for ERLQ is 4.17 MPa or 41.7 bar, pipes of functionalities related to domestic hot water of an larger wall thickness may be required. -
Page 8: Handling
■ Possible options VERVIEW OF UNIT Bottom plate heater Drain socket ERLQ Standard Not applicable 4.1. Opening the unit ERHQ Optional kit Optional kit (a) Factory mounted. (b) Combination of both options is prohibited. (c) No drain socket available for ERLQ. Snow cover Demand pcb ERLQ... -
Page 9: Functional Diagram Erhq_V3+W1
1 Heat exchanger 2 Fan motor 3 Reactor coil(s) 4 4-way valve 5 Noise filter pcb (only for V3 models) 6 Service pcb (only for V3 models) 7 Pressure sensor 8 Electronic expansion valve injection (only for ERLQ) 9 Main pcb (inverter and control pcb)(only for V3 models) 10 High pressure switch 11 Accumulator 12 Terminal communication and power supply... - Page 10 M1F-M2F S1PH E1HC 1 Indoor unit EKHBH/X016 2 Outdoor unit 3 Heat exchanger 4 Service port 5/16" 5 Compressor 6 Accumulator 7 Pressure sensor 8 High pressure switch 9 4-way valve 10 Filter 11 Electronic expansion valve 12 Field piping Ø9.5 13 Field piping Ø15.9 14 Stop valve (with service port 5/16") 15 Crank case heater...
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Page 11: Functional Diagram Erlq_V3+W1
4.4. Functional diagram ERLQ_V3+W1 M1F-M2F S1PH E1HC 1 Indoor unit EKHBH/X016 2 Outdoor unit 3 Heat exchanger 4 Service port 5/16" 5 Compressor 6 Accumulator 7 Pressure sensor 8 High pressure switch 9 4-way valve 10 Filter 11 Electronic expansion valve (main) 12 Field piping Ø9.5 13 Field piping Ø15.9 14 Stop valve (with service port 5/16") -
Page 12: Selecting Installation Site
■ Install a baffle plate on the air suction side of the outdoor unit ELECTING INSTALLATION SITE and set the outlet side at a right angle to the direction of the wind: 5.1. General WARNING ■ Be sure to provide for adequate measures in order to prevent that the outdoor unit be used as a shelter by small animals. -
Page 13: Selecting A Location In Cold Climates
5.2. Selecting a location in cold climates RECAUTIONS ON INSTALLATION Refer to "3.4. Model identification" on page NOTICE NOTICE If drain holes of the outdoor unit are When operating the outdoor unit in a low outdoor ambient covered by a mounting base or by temperature, be sure to follow the instructions described floor surface, raise the unit in order below. -
Page 14: Installation Method For Prevention Of Falling Over
6.3. Installation method for prevention of falling over In case obstacles exist in front of the air inlet. If it is necessary to prevent the unit from falling over, install as shown in the figure. ■ prepare all 4 wires as indicated in the drawing ■... -
Page 15: Refrigerant Pipe Size And Allowable Pipe Length
8.3. Allowable pipe length and height difference EFRIGERANT PIPE SIZE AND ALLOWABLE PIPE LENGTH See the table below concerning allowable lengths and heights. Refer figure 2. Assume that the longest line in the figure corresponds with the actual longest pipe, and the highest unit in the figure DANGER corresponds with the actual highest unit. -
Page 16: Flaring Guidelines
9.1. Flaring guidelines 9.2. Brazing guidelines ■ ■ Flares should not be re-used. New ones should be made in Make sure to blow through with nitrogen when brazing. order to prevent leaks. Blowing through with nitrogen prevents the creation of large quantities of oxidized film on the inside of the piping. -
Page 17: Opening/Closing The Stop Valve
■ 10. R When it is expected that the operating pressure will be low (for EFRIGERANT PIPING example, when cooling will be performed while the outside air temperature is low), sufficiently seal the flare nut in the stop ■ Field pipes can be installed in four directions (A, B, C, D). valve on the gas line with silicon sealant to prevent freezing. -
Page 18: Precautions When Connecting Field Piping And Regarding Insulation
10.2. Precautions when connecting field piping and 11. L EAK TEST AND VACUUM DRYING regarding insulation When all piping work is complete and the outdoor unit is connected to ■ Be careful not to let the indoor and outdoor piping come into the indoor unit, it is necessary to: contact with the compressor terminal cover. -
Page 19: Vacuum Drying
11.4. Vacuum drying INFORMATION To remove all moisture from the system, proceed as follows: National implementation of EU regulation on certain fluorinated greenhouse gases may require to provide the Evacuate the system for at least 2 hours to a target vacuum of appropriate official national language on the unit. -
Page 20: Calculating The Additional Refrigerant Charge For Erhq Models
12.3. Calculating the additional refrigerant charge for 12.5. Complete recharging ERHQ models NOTICE NOTICE Before recharging, make sure to execute vacuum drying of the internal piping of the unit as well. To do so, use the Piping length is the one way length of liquid piping. internal service port of the unit. -
Page 21: Electrical Wiring Work
■ Once operation stops (after 3 to 5 minutes), close the liquid stop As this unit is equipped with an inverter, installing a phase valve and the gas stop valve. advancing capacitor not only will deteriorate power factor improvement effect, but also may cause capacitor abnormal The pump down operation is now finished. -
Page 22: Precautions On Wiring Of Power Supply And Inter-Unit Wiring
■ Attach an earth leakage circuit breaker and fuse to the power supply line. (See figure 6) 1 Earth leakage circuit breaker 2 Fuse 3 Remote controller ■ In wiring, make certain that prescribed wires are used, carry out complete connections, and fix the wires so that outside forces are not applied to the terminals. -
Page 23: Test Operation
15. T 15.3. Failure diagnosis at the moment of first EST OPERATION installation ■ In case nothing is displayed on the remote controller (the current DANGER set temperature does not display), check for any of the following Never leave the unit unattended during installation or abnormalities before you can diagnose possible malfunction servicing. -
Page 24: Service Mode Operation
16.2. Service mode operation Refer to the service manual to carry out any service mode operation. 17. D ISPOSAL REQUIREMENTS Dismantling of the unit, treatment of the refrigerant, of oil and of other parts must be done in accordance with applicable legislation. 18. -
Page 25: Wiring Diagram
19. W IRING DIAGRAM : Wire clamp : Live : Terminal strip : Neutral : Connector : Relay connector : Black : Orange : Field wiring : Blue : Red : Protective earth screw : Brown : White : Noiseless earth : Green : Yellow NOTE 1... - Page 27 W1-type V3-type 3N~ 50 Hz 1~ 50 Hz 230 V 400 V R410A 16 16a...
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