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Before construction, on-site installation personnel shall first understand the form, size, connection structure and connection mode of explosion-proof sound and light alarms for gas alarms according to the instructions, and shall determine the position of embedded parts or expansion bolts, and open grilles. Size and so on. For large ceiling lamps, it is better to bury the ribs alone. It is not suitable to use expansion bolts or shot nails to make up the ribs. In addition, the junction between the ceiling lamp and the ceiling panel must be handled. The edge of the ceiling lamp should normally cover the panel.
When designing the ceiling grille, the position of the ceiling light should be taken into consideration. In the ceiling lamp, the grille is made with the outer dimensions of the lamp to form a hole frame, which can be used as a mounting structure of the lamp and a closing structure of the roof surface layer. When installing a large ceiling lamp, the opening of the opening should be enlarged.
When installing explosion-proof sound and light alarms in gas alarms , it is forbidden to remove them in the flammable and explosive places. Do not damage the soundproof surface of explosion-proof sound and light alarms, and keep the surface of explosion-proof sound and light alarms clean. The fastening screws on the flameproof surface of the explosion-proof sound and light alarm shall be tightened evenly, taking care not to trap foreign materials. In the long-term use, it is necessary to periodically check whether the performance of the explosion-proof sound and light alarm is in good condition. If there is any failure or damage, it must be repaired by a professional. Non-professionals are strictly prohibited from disassembling.
When designing the ceiling grille, the position of the ceiling light should be taken into consideration. In the ceiling lamp, the grille is made with the outer dimensions of the lamp to form a hole frame, which can be used as a mounting structure of the lamp and a closing structure of the roof surface layer. When installing a large ceiling lamp, the opening of the opening should be enlarged.
When installing explosion-proof sound and light alarms in gas alarms , it is forbidden to remove them in the flammable and explosive places. Do not damage the soundproof surface of explosion-proof sound and light alarms, and keep the surface of explosion-proof sound and light alarms clean. The fastening screws on the flameproof surface of the explosion-proof sound and light alarm shall be tightened evenly, taking care not to trap foreign materials. In the long-term use, it is necessary to periodically check whether the performance of the explosion-proof sound and light alarm is in good condition. If there is any failure or damage, it must be repaired by a professional. Non-professionals are strictly prohibited from disassembling.
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