Daikin RXY12MY1 Installation Manual

Installation manualVRVWII System air conditionerInstallationsanweisungVRVWII System KlimaanlageManuel d’installationConditionneur d’air VRVWII SystemM

5 English(Refer to figure 7)1. Example of piping2. Water inlet piping3. Strainer (sold separately as an accessory)4. Air discharge plug (for joint use

English 62.Because the plate type heat exchanger has a structure which does not permit disassembling and cleaning, follow the following procedures for

7 English8-4 ExamplesSystem example (Refer to figure 8)1. Field power supply2. Main switch3. Earth leak detector4. Fuse5. Cool/heat selector6. Remote

English 8• The wiring to the indoor units must be connected to the F1/F2 (To IN/D UNIT) terminals on the PC board in the outside unit.Field line conne

9 English9. REFRIGERANT PIPINGCautionAfter completing installation, be sure to open the valve. (See 9-9 Additional refrigerant charge for details) (Op

English 10Not recommendable but in case of emergencyYou must use a torque wrench but if you are obliged to install the unit without a torque wrench, y

11 English9-5 Example of connection∗ In case of a system of switching between cooling and heating, all systems use 2-tube piping (for suction gas pipi

English 129-6 Air tight test and vacuum dryingThe units were checked for leaks by the manufacturer.Confirm that the valves are firmly closed before Ai

13 EnglishAdditional refrigerant charge procedure (2)-by Additional refrig-erant charge operationAbout the system settings for additional refrigerant

English 14(Refer to figure 27)1. Electrical box2. Cover of electrical box3. Cover for servicing4. Inspection cover5. Points to be noted when providing

Umeda Center Bldg., 4-12, Nakazaki-Nishi 2-chome,Kita-ku, Osaka, 530-8323 JapanDAIKIN INDUSTRIES, LTD.EN60335-2-40,DAIKIN.TCF.022TNO03050201013P116205

15 English12. CAUTION FOR REFRIGERANT LEAKS(Points to note in connection with refrigerant leaks)IntroductionThe installer and system specialist shall

English 16NOTES

(0512) HT3P153897-2D EM04A066CFS

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1 EnglishRWEYQ10MY1RWEYQ20MY1RWEYQ30MY1VRVWII System air conditioner Installation manualCONTENTS1. SAFETY CONSIDERATIONS...

English 2• Remote controller (wireless kit) transmitting distance can result shorter than expected in rooms with electronic fluorescent lamps. (invert

3 English2-4 Option accessoryTo install the above outside units, the following optional parts are also required.• Refrigerant branching kit (For R410A

English 44.StrainerInstall a strainer (an optional accessory) without fail at the inlet of water piping. (If sands, wastes, rust particles, etc. are