Field Controls - LS-140A

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Contents

HIGH TEMPERATURE VENT LIMIT SWITCH Items Included Models LS 140A LS 550A 1 High temperature vent limit switch 2 2 1 2 to 5 1 2 inch hose clamps 1 Tube of high temperature sealant 4 Wiring quick connect terminals LS 140A 1 TCA 1 thermocouple junction block LS 550A 1 6 foot length of 12 2 wire LS 550A 2 Wire hold down clips LS 550A 1 ROMEX connector Installation of a High temperature vent limit switch is recommended for LP and Natural gas fired power vented and natural draft water heaters This device is installed to limit the vent temperature in either plastic pipe 140 F temperature limit or B vent installations 550 F temperature limit caused by scaled up tanks and or inadequate venting Wiring MUST be in accordance with the Nati ...