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. . . . . . . . .2 Operating Instructions Controls—Dip Switches . . . . . .3–5 Controls—Terminal Connections . . . . . . . . . . . . . .6, 7 On/Off Switch . . . . . . . . . . . . . . .8 Ventilation Control . . . . . . . . . . .8 Care and Cleaning Air Filters . . . . . . . . . . . . . . . . . . .9 Base Pan . . . . . . . . . . . . . . . . . . .9 Exhaust Coils . . . . . . . . . . . . . . . .9 Installation Instructions Electrical Supply . . . . . . . . .11–13 Installing the Zoneline . . . .14–21 Pre