Panasonic S-12MT2U6 Installation Instructions Manual

Also see for S-12MT2U6: Installation instructions Operating instructions Installation instructions Installation instructions Operating instructions

Contents

13CAUTION(1) When linking outdoor units in a network, disconnect the terminal extended from the short plug (on the outdoor maincontrol PCB) from all outdoor units except any one of the outdoor units.(When shipping: In shorted condition.)For a system without link (no connection wiring between outdoor units), do not remove the short plug.(2) Do not install the inter-unit control wiring in a way that forms a loop. (Fig. 4-3)Outdoor unit Outdoor unit Outdoor unitIndoor unit Indoor unit Indoor unit Indoor unitProhibitedProhibitedIndoor unitFig. 4-3(3) Do not install the inter-unit control wiring such as star branch wiring. Star branch wiring causes misaddress setting.(Fig. 4-4)Fig. 4-4(4) If branching the inter-unit control wiring, the number of branch points should be 16 or fewer.Central ControllerOutdoor unitOutdoor unitIndoor unitIndoor unitIndoor unit Indoor unit Indoor unitIndoor unit Indoor unitIndoor unit Indoor unitOutdoor unit: Branch pointMore than 6.6 ft. (2m) requiredFig. 4-5Outdoor unit Indoor unitIndoor unitIndoor unitIndoor unitNO Branch point