Daikin FUQ125CVEB- Installation Manual

English 4 2-2 OPTIONAL ACCESSORIES • For this indoor unit, the remote controller is separately required.(Note that the remote controller is not required for simultaneous operation slave units.) • There are 2 kinds of remote controller; wired type and wireless type.Install the remote controller to th...

5 English Points of the operation explanation 3. SELECTION OF INSTALLATION LOCATION Hold the hangers at 4 places to move the indoor unit when unpacking or after unpacked, and do not apply force to the piping (refrigerant and drain) and resin parts.(1) Select the installation location that meets the ...

7 English 4. PREPARATION BEFORE INSTALLATION (1) Check the locations of indoor unit hanging bolts, piping outlet holes, drain piping outlet hole and electric wirings inlet hole. (The drawing shows the view from the ceiling.)(Refer to Fig. 5 and Fig. 6) Name of air outlet Indication on indoor unit In...

English 8 (2) Make holes for hanging bolts, piping outlet, drain piping outlet and electric wiring inlet. • Use the installation pattern paper (11) which shows the above hole locations. • Determine the locations of hanging bolts, piping outlet, drain piping outlet and electric wiring inlet. And make...

9 English • When carrying the indoor unit, hold it by the hanging metal fittings. (Refer to Fig. 9) How to block the air outlet for 2-way or 3-way air discharge • For 2-way air discharge, in addition to the attached blocking material, the optional blocking material kit for 2-way discharge is require...

English 10 (2) Fix the blocking material to the air outlet. (Refer to Fig. 12 and Fig. 13) 1. Insert the projected part (2 places) of the blocking material into the clearance between the upper deco- ration panel and the insulation. 2. Insert the bent part (2 places) at both ends of the blocking mate...

English 12 * If the blocking material is difficult to insert, loosen the left and right screws of the lower decoration panel and insert it. Make sure to tighten the loosened screws again after the blocking material is fixed. (Refer to Fig. 14) 5. INSTALLATION OF THE INDOOR UNIT 〈〈 It is easy to atta...

13 English • Install the indoor unit leveledIf the unit is inclined and the drain piping side gets high, it may cause malfunction of a float switch and results in water leakage.However, for 2-way air discharge, install the unit inclined 1° downward to the drain piping. • Attach nuts on the upper and...

English 14 Refrigerant piping can be connected from 3 directions. • In case of upward piping, remove the piping penetration cover, make holes for penetrating piping by cut-ting the cover with a cutter such as scissors.After having the piping go through the cover, attach the cover to the indoor unit....

English 16 • After leak test, insulate both the gas and liquid piping connection with the attached joint insulating mate-rial (6) and (7) to prevent the piping from getting exposed. (Refer to Fig. 22) Then, tighten the both ends of insulating material with the clamp (4). • Wrap the sealing material ...

English 18 7. DRAIN PIPING WORK (1) Carry out drain piping. Carry out drain piping so that drainage can ensured. • Drain piping can be connected from 3 directions. (Refer to Fig. 25, 26, and 27) • Select the piping diameter equal to or larger than (except for riser) that of the connection piping (po...

19 English • Install piping as short as possible with downward inclination of 1/100 or more and without where air may stagnate. (Refer to Fig. 28) (It may cause abnormal sound such as bubbling noise.) If drain stagnates in the drain piping, the piping may be clogged.• Install supports at a distance ...

English 20 If the drain riser is installed inclined, the float switch may malfunction and cause water leakage.• Make sure to use the drain hose (1), the elbow (10) and the sealing material (Large) (8) attached to the indoor unit as accessories. 1. To prevent the elbow from getting damaged by the met...

English 22 [When the electric wiring work is not finished]• The electric wiring works (including earthing) must be carried out by a qualified electrician. • If a qualified person is not present, after the electric wiring work is finished, check the drainage according to the method specified in [When...

23 English • Carry out wiring between the outdoor units, indoor units and the remote controllers according to the wiring diagram. • Carry out installation and wiring of the remote controller according to the “installation manual” attached to the remote controller. • Do not touch the Printed Circuit ...

English 24 Remote controller wiring 30-35mm F1 P2 P1 F2 3 2 1 60-80mm P2 F 1 P1 F2 20-50mm Clamp (4) (accessory) After the wiring are fixed, cut the extra part. < Remote controller wiring > Outdoor unit Indoor unit 123 123 (Terminal block) (Terminal block) The number is put together Method of ...

25 English CAUTION FOR WIRING • For connection to the terminal block for indoor-outdoor transmission wiring, use ring type crimp style ter-minals with insulation sleeve or treat the wiring with insulation. (Refer to Fig. 37) • If the above is not available, make sure to observe the following items.(...

English 26 • Keep the distance of 50mm or more between the low voltage wiring (remote controller wiring) and the high voltage wiring (transmission wiring, earth wiring) at anywhere outside the indoor unit. If both the wir-ings are laid down together, they may be affected by electric noise (outside n...

27 English NOTE 1. Terminal numbers of outdoor and indoor units must be matched. 2-1. Connect the remote controller only to the master unit. 2-2. The remote controller needs to be wired only to the master unit; it does not need to be connected to the slave units through transition wiring. (Do not co...

English 28 < Wiring Method >(1) Remove the control box lid. (2) Connect crossover wiring between the terminals (P1, P2) inside the control box for the remote control-ler. (There is no polarity.) (Refer to Fig. 42 and Table 3) • Control with 2 remote controllers: To control 1 indoor unit with 2...

29 English NOTE • Terminal numbers of outdoor and indoor units must be matched. 8-5 FOR CENTRALIZED CONTROL • By connecting the centralized control equipment, the SkyAir series can be centrally controlled as one group. • The control wiring is field supply. Prepare it by referring to table shown belo...

English 30 9. MOUNTING CORNER COVER · SUCTION GRILLE 〈〈 For test operation without the corner cover, first refer to “11. TEST OPERATION” 〉〉 • For backward and rightward piping outlet, cut the corner cover as shown in Fig. 47 and remove it. (When cutting, give caution and mount on the indoor unit so ...

31 English • Hook the strap (b) for preventing the suction grille from falling. (Refer to Fig. 49- (3) ) 10. FIELD SETTING CAUTION Before carrying out field setting, check the items mentioned in the clause 2 “ 1. Items to be checked after the installation work is completed ” on page 4. • Check if al...

English 32 • Though the indoor unit is equipped with the long life filter, it is necessary to periodically clean the filter to avoid clogging of the filter. Please also explain the set time to the customer. • The periodical filter cleaning time can be shortened depending on the environment. Table 5 ...

33 English 10-6 SIMULTANEOUS OPERATION SYSTEM INDIVIDUAL SETTING It is easier if the optional remote controller is used when setting the slave unit.< Procedure > • Perform the following procedure when setting the master and slave unit separately. (1) Change the SECOND CODE No. to “02”, individ...

English 34 11. TEST OPERATION <Complete all the “1. Items to be checked after the installation work is completed” on page 4. Please also refer to the installation manual attached to the outdoor unit.>(1) If the remote controller is BRC1E model, refer to the installation manual attached to the ...

35 English 2. With the wireless remote controller. (Also refer to the operation manual attached to the wireless remote controller)When the operation stops due to trouble, the display on the indoor unit flashes. In such a case, diagnose the fault contents with the table on the Malfunction code list l...

English 36 C6 Fan motor Printed Circuit Board setting error C9 Suction air thermistor malfunction Abnormal stop is applied depending on the model or condition. CC Humidity sensor abnormal CJ Remote controller air thermistor malfunction Remote controller thermo does not function, but body thermo oper...

English 38 CAUTION After test operation is completed, check the items mentioned in the clause 2 “ 2. Items to be checked at delivery ” on page 4. If the interior finish work is not completed when the test operation is finished, for protection of the air con-ditioner, ask the customer not operate the...

39 English 3P326999-1 FUQ71 • 100 • 125CVEB SELECTOR SWITCH (MAIN/SUB) SELECTOR SWITCH (WIRELESS ADDRESS SET) SS1 SS2 PRINTED CIRCUIT BOARD PRINTED CIRCUIT BOARD CAPACITOR (M1F) DIP SWITCH ON PCB FLASHING LAMP (SERVICE MONITOR GREEN) MAGNETIC RELAY MOTOR (INDOOR FAN) MOTOR (DRAIN PUMP) MOTOR (SWING ...