Related Manuals for Daikin FVA71AMVEB
Summary of Contents for Daikin FVA71AMVEB
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Page 1: Installation Manual
INSTALLATION MANUAL Split System Air Conditioner FVA71AMVEB FVA100AMVEB FVA125AMVEB FVA140AMVEB AVA125AMVE... - Page 2 3P471028-11C...
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Page 3: Table Of Contents
FVA71AMVEB FVA100AMVEB SPLIT SYSTEM Air Conditioner Installation manual FVA125AMVEB FVA140AMVEB AVA125AMVE CONTENTS 1. SAFETY PRECAUTIONS..................1 2. BEFORE INSTALLATION ..................3 3. SELECTING INSTALLATION SITE..............6 4. INDOOR UNIT INSTALLATION ................7 5. REFRIGERANT PIPING WORK................9 6. DRAIN PIPING WORK ..................14 7. WHEN THE OPTIONAL REMOTE CONTROLLER (BRC1E model) IS USED AS A CONTROL PANEL..............15... - Page 4 It could cause cracking, electric shocks or fire (only for R32 refrigerant). • Make sure installation, servicing, maintenance and repair comply with instruction from Daikin and with applicable legislation (for example national gas regulation) and are executed only by authorised persons.
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Page 5: Before Installation
CAUTION • This appliance is intended to be used by expert or trained users in shops, in light industry and on farms, or for commercial and household use by lay persons. • Sound pressure level is less than 70 dB(A). •... -
Page 6: Optional Accessories
2-1 PRECAUTIONS • When selecting installation site, refer to the paper pattern (part of packaging material). • Do not use the unit in locations where the salt content in the air is high such as beachfront, or where the voltage fluctuates such as factories, or where the base vibrates such as automobiles or marine vessels. •... - Page 7 NOTE • If the customer wishes to use a remote controller that is not listed above, select a suitable remote controller after consulting catalogs and technical guide. FOR THE FOLLOWING ITEMS, TAKE SPECIAL CARE DURING CONSTRUCTION AND CHECK AFTER INSTALLATION IS FINISHED. 1.
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Page 8: Selecting Installation Site
2-4 NOTE TO THE INSTALLER Be sure to instruct customers how to properly operate (especially cleaning filters, operating different functions, and adjusting the temperature) by having them carry out operations by themselves while reading the manual literally. 3. SELECTING INSTALLATION SITE Do not exert pressure on the resin parts when opening the unit or when moving it after opening. -
Page 9: Indoor Unit Installation
Mass of refrigerant [kg] 4. INDOOR UNIT INSTALLATION WARNING • Only use accessories, optional equipment and spare parts made or approved by DAIKIN. • Installation shall be done by an installer, the choice of materials and installation shall comply with the applicable legislation. - Page 10 3. For normal installation. Remove the screw (2) fixing the bracket for installation (1) to the top panel. Change the mounting direction of the bracket as shown in the figure below and fix it to the top panel with the attached screws (12).
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Page 11: Refrigerant Piping Work
‹How to attach dew proof material (only when connected with the RZQSG71L and RZASG71)› • To make the work easy, set the upper 5 horizontal flaps upward and the lower 3 flaps downward. Then, attach the provided dew proof material (10) to the third horizontal flap from the bottom as shown in Fig.8. If the material is not attached to the correct place, dew condensation water may drip. - Page 12 • The outdoor unit is charged with refrigerant. • The refrigerant piping can be taken out from the following side of the unit. Left side, Right side, Back side, Bottom side You must decide from which side you intend to take out the refrigerant piping. •...
- Page 13 Selection of copper and heat insulation materials Inter-unit wire • When using commercial copper pipes and fittings, observe the Gas pipe following: Liquid pipe 1. Insulation material: Polyethylene foam Heat transfer rate: 0.041 to 0.052W/mK (0.035 to 0.045kcal/mh°C) Refrigerant gas pipe’s surface temperature reaches 110°C max. Choose heat insulation materials that will withstand this temperature.
- Page 14 CAUTION Be careful not to damage fan housing when piping. Fan housing is made of foamed polystyrene. Be careful not to damage the fan housing with pipe edge when installing indoor unit. Fan motor lead wire Insulation for fitting (5)(6) (accessory) Fix using the •...
- Page 15 • After the refrigerant piping and electrical wiring work is completed, hold the refrigerant piping, the indoor unit drain hose, the wiring connecting the indoor and outdoor units and the earth wire with the piping retainer plate (Refer to Fig. 12). During this work the refrigerant piping entering into the indoor unit may come in contact with the suction grille.
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Page 16: Drain Piping Work
6. DRAIN PIPING WORK 1. Rig the drain piping. Carry out drain piping to ensure proper drainage. Also, observe the following to prevent leaks. Indoor unit drain hose Fan housing Through-hole for piping Liquid pipe Bottom frame Anchor hose here. Gas pipe Drain pipe (Procure in field.) Fig. -
Page 17: When The Optional Remote Controller (Brc1E Model) Is Used As A Control Panel
7. WHEN THE OPTIONAL REMOTE CONTROLLER (BRC1E model) IS USED AS A CONTROL PANEL (Remote controllers except the optional BRC1E cannot be incorporated into the main unit.) • The optional remote controller (BRC1E) can be incorporated into this unit and used as a control panel. 1. - Page 18 3) Connect the remote controller wiring (accessory (13)). Clamp Remote controller (accessory of the wiring (13) remote controller) Fixed part Upper case assy Fixed part Section A-A Upper case Clamp assy (accessory of the remote controller) Remote controller wiring (13) (accessory) Lower case assy Fig.
- Page 19 • When removing the front panel, to avoid dropping the panel, tightly hold the front panel while removing Front panel Wire harness for the swing motor Terminal block (X1M: 4P) Screw (M4) Screw (M4) Screw (M4) Control box lid Screw (M4) Front panel Back plate Screw (M4)
- Page 20 3. Fix the control panel on the back side of the front panel. Front panel Control panel Screw (M4) (6 pcs.) Fig. 26 4. Clip the remote controller wiring into the guide and notch. (Refer to Fig. 27) Control panel Front panel Remote controller wiring (13) (accessory)
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Page 21: Electric Wiring Work
6. Remove the control box lid, and then connect the remote controller wiring to terminals P1 and P2 (no polarity) of the terminal block (X1M). Terminal block (X1M : 4P) High voltage wires and earth wire Low voltage wires Remote controller wiring (13) (accessory) Fig. - Page 22 Unified Wiring Diagram Legend For applied parts and numbering refer to the wiring diagram sticker supplied on the unit. Part numbering is realized by Arabic numbers in ascending order for each part and is represented in the overview below by symbol “*” in the part code. CIRCUIT BREAKER CIRCUIT BREAKER PROTECTIVE EARTH...
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Page 23: How To Connect Wirings And Wiring Example
8-2 SPECIFICATIONS FOR FIELD WIRE For the wiring of the outdoor unit, refer to the installation manual attached to the outdoor unit. Remote controller and transmission wiring are field supplied. (Refer to Table 3) Wiring specifications are shown on the condition that the wiring has a voltage drop of 2%. Table 3 Wire Length... - Page 24 ‹Connecting methods of wiring between indoor and outdoor units, earth wiring, and remote controller wiring› • Detach the control box lid and pipe retainer as shown in the Fig. 29 and connect the wires of matching numbers to the terminal block (X2M: 3P) on the right side of the unit. Connect the earth wire to the earth terminal.
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Page 25: Wiring Example
• If the terminal screws are tightened too hard, screws Table 4 might be damaged. Tightening torque (N·m) • The tightening torque of each terminal screw is shown Terminal block for remote controller wiring 0.79~0.97 in the Table 4. • When a stranded wire is used, do not perform solder Terminal block for wiring between units 1.18~1.44 finishing. - Page 26 Group control Main power supply Earth Earth Earth leakage leakage leakage circuit circuit circuit breaker breaker breaker 1 2 3 1 2 3 1 2 3 Outdoor unit Outdoor unit Outdoor unit 1 2 3 1 2 3 1 2 3 Indoor unit Indoor unit Indoor unit...
- Page 27 2 remote controllers control Main power supply Earth leakage circuit breaker 1 2 3 Outdoor unit Outdoor unit Indoor unit 1 2 3 Remote Indoor unit Remote Remote controller controller 1 controller 2 Remote (Optional controller accessories) (Optional accessories) Fig. 37 Two remote controllers control (Controlling 1 indoor unit by 2 remote controllers) •...
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Page 28: Installation Of Suction Grille
10. INSTALLATION OF SUCTION GRILLE 1. Hook the suction grille on the groove on the unit’s bottom frame in the order of (1)→(2). (Refer to Fig. 40) Suction grille Bottom frame Suction grille Bottom frame Fig. 40 2. Fit the grille stopper (front panel) into the groove on the suction grille and lock the grille down in its original place by screw. -
Page 29: Field Setting
11. FIELD SETTING ‹Complete all the “Items to be checked after completion of work” (page 5).› • Make sure that the installation and wiring work for the indoor and outdoor units is all completed. • Make sure that the following items are all closed: the control box lid of the indoor unit and the outer board and piping cover of the outdoor unit. -
Page 30: Test Operation
11-3 SETTING AIRFLOW RATE INCREASE MODE (71 · 100 class) • The set airflow rate (HH, H, and L) can be increased depending on the installation condition or customer’s request. In such a case, switch the SECOND CODE NO. as shown in Table 7. Table 7 Setting Mode No. - Page 31 12-1 HOW TO DIAGNOSE FOR PROBLEMS With the power on. Troubles can be monitored on the remote controller. The fault diagnosis for the BRC1E model remote controller should be performed while referring to the installation manual supplied with the remote controller. For the other remote controllers, perform the fault diagnosis using the following procedure.
- Page 32 Transmission error between indoor printed circuit board (main) and indoor printed circuit board (sub) Indoor heat exchanger liquid pipe Abnormal stop is applied depending on the temperature sensor malfunction model or condition. Indoor heat exchanger condenser / Abnormal stop is applied depending on the evaporator thermistor malfunction model or condition.
- Page 33 Current sensor system malfunction Abnormal stop is applied depending on the (Outdoor unit) model or condition. Discharge pipe thermistor system Abnormal stop is applied depending on the malfunction (Outdoor unit) model or condition. Suction pipe thermistor system malfunction (Outdoor unit) Outdoor heat exchanger distributor Abnormal stop is applied depending on the liquid pipe thermistor malfunction...
- Page 34 Wiring error between indoor and outdoor unit. Transmission error (between indoor Or Indoor and outdoor printed circuit board and outdoor units) failure. Transmission error (between indoor Transmission between indoor unit and remote and remote controller units) controller is not performed properly. Transmission error between main and sub remote controllers (sub remote controller malfunction)
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Page 35: Operation Range
13. OPERATION RANGE If the temperature or the humidity is beyond the following conditions, safety devices may work and the air conditioner may not operate, or sometimes, water may drop from the indoor unit. For combination with R410A outdoor unit, refer to the following table: Outdoor units Cooling Heating... - Page 36 3P486970-1D 2017.07...
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