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Page 4 of 6 Handling and Installation Model XT-1 Pendent IS Instructions Sprinklers Optional Guards, Shields, and Escutcheons: If the sprinkler shall be installed together with a guard, shield, or escutcheon refer to the applicable documents for the products used. 1. Install all required piping in the intended installation location. 2. Verify that the sprinkler model/style, K-factor, temperature rating, and response characteristics are appropriate for the intended installation location. See Table 1 and Figure 5. 3. Inspect the sprinkler for damage. Destroy every damaged or compromised sprinkler. The following are examples in which sprinklers are considered damaged or compromised. Replace the sprinkler in the following cases: • Sprinkler with a loss of fluid from the glass bulb or damage to the fusible element. • Sprinklers that have been field painted, caulked, or mechanically damaged. • Sprinklers showing signs of corrosion. 4. Verify that the sprinkler is protected with the protective cap or clip. 5. Apply a small amount of pipe -joint compound or tape to the external threads of the sprinkler only. Do not allow a build-up of compound inside the sprinkler inlet (Figure 2). Figure — 2 6. If applicable, Install the escutcheon on the sprinkler threads. 7. NOTICE: Do not use the deflector to start threading the sprinkler into a fitting. Use ONLY the approved wrench to install the sprinkler. Refer to the sprinkler's Technical Data Sheet. a) For recessed sprinkler wrench (Figure 3a): Carefully slide the wrench sideways around the protective cap and push upwards to engage with the sprinkler wrench flats. b) For the standard sprinkler wrench (Figure 3b): Carefully slide the wrench onto the sprinkler wrench flats. a Figure — 3 F_030722 Rev 01 August 25, 2022 0 Q EVERETT fo ETT Everett Fire Dept. Permit Review Status: Approved Reviewed By: KBrown 04/04/2023 11:09:40 AM