Daikin FXMQ30MVJU Installation Manual

Also see for FXMQ30MVJU: Serivce manual Serveice manual Service manual Design, Installation & Testing Instruction Operation manual

Contents

Daikin FXMQ30MVJU Installation Manual Manual pdf 21 page image

209-5 COMPUTERISED CONTROL (FORCED OFFAND ON/OFF OPERATION)(1) Wire specifications and how to perform wiring• Connect the input from outside to terminals T1 and T2 ofthe terminal block for remote controller.(2) Actuation• The following table explains FORCED OFF and ON/OFFOPERATIONS in response to Input A.(3) How to select FORCED OFF and ON/OFF OPERATION• Turn the power on and then use the remote controller toselect operation.9-6 CENTRALIZED CONTROL• For centralized control, it is necessary to designate the groupNo. For details, refer to the manual of each optional control-lers for centralized control.10. FIELD SETTINGMake sure the terminal box lids are closed on the indoorand outdoor units.Field setting must be made from the remote controller inaccordance with the installation condition.• Setting can be made by changing the “Mode No.”, “FIRSTCODE NO.”, and “SECOND CODE NO.”.• For setting and operation, refer to the “FIELD SETTING” inthe installation manual of the remote controller.• Set the remote controller to the field set mode. Fordetails, refer to the “HOW TO SET IN THE FIELD”, in theremote controller manual.• When in the field set mode, select mode No. 12, then setthe first code (switch) No. to “1”. Then set second code(position) No. to “01” for FORCED OFF and “02” for ON/OFF OPERATION. (FORCED OFF at factory set)11. TEST OPERATIONRefer to the installation manual of the outdoor unit.• The operation lamp of the remote controller will flash whenan malfunction occurs. Check the malfunction code on theliquid crystal display to identify the point of trouble. An expla-nation of malfunction codes and the corresponding trouble isprovided in “CAUTION FOR SERVICING” of the outdoorunit.If any of the items in Table 4 are displayed, there may be aproblem with the wiring or power, so check the wiring again.Table 2Wire specification Sheathed vinyl cord or cable (2 wire)Gauge AWG 18-16Length Max. 328ft.External terminal Contact that can ensure the minimum appli-cable load of 15 V DC, 10 mA.FORCED OFF ON/OFF OPERATIONInput “ON” stops operation (impossible byremote controllers.)Input OFF → ON turnsON unit.Input OFF enables control by remote con-troller.Input ON → OFF turnsOFF unit.Remote control display Content“Concentrated Management”is lit up• There is a short circuit at theFORCED OFF terminals (T1, T2)“U3” is lit up • The check operation has not per-formed on outdoor unit P.C.B.“U4” is lit up“UH” is lit up• The power on the outdoor unit isoff.• The outdoor unit has not beenwired for power supply.• Incorrect wiring for the transmis-sion wiring and / or FORCEDOFF wiring.No display• The power on the indoor unit isoff.• The indoor unit has not beenwired for power supply.• Incorrect wiring for the remotecontroller wiring, the transmissionwiring and / or the FORCED OFFwiring.

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