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Page 3 of 6 <br />Handling and Installation Model XT-1 Pendent <br />Instructions Sprinklers <br />4. INSTALLATION <br />0 WARNING <br />Installation by insufficiently qualified personnel poses the risk of fatal consequences. <br />• This sprinkler must be installed properly by qualified personnel familiar with safe practices and applicable and <br />recognized design and installation standards issued, for example, by NFPA, FM, VdS, or LPCB, and trained how to <br />properly perform the installation procedures. <br />0 WARNING <br />Incorrect recessed installation poses the risk of fatal consequences. <br />• For recessed applications, this sprinkler must be installed according to the dimensions shown in Figure 1. <br />CAUTION <br />Cutting Hazard. <br />Sprinklers, accessories, cabinets, and packaging can have sharp edges that can cause cuts. <br />• Wear appropriate personal protective equipment (gloves) while handling product. <br />Ceiling opening size: <br />Minimum: 2 5/16" (59 mm) <br />Model E-1 Recessed Maximum: 2 1/2" (64 mm) <br />Escutcheon Model E-2 or Recessed Escutcheon <br />(E-3 Outer ring has a <br />larger diameter) <br />Min. 13/16" Min. 15/16" <br />Max. 1 7/16" (21 mm) Max. 1 3/4" (24 mm) <br />(37 mm) `Y (44 mm) - <br />Ceiling opening size: <br />Minimum: 2 5/16" (59 mm) <br />Maximum: 2 1/2" (64 mm) <br />1 7/16" <br />Standard Surface -Mounted Escutcheon (37 mm) <br />Figure — 1 Installation Dimensions with Viking Escutcheon ` 4EVERETT <br />T <br />,o, <br />Everett Fire Dept. Permit Review <br />Status: Approved <br />Reviewed By: KBrown <br />F_030722 Rev 01 august 25, 2022 04/04/2023 11:09:40 <br />AM <br />