The Honeywell L4017B 1186 is a combination fan and limit control, designed to regulate blower operation and high-limit shutdown in forced-air heating systems. It ensures efficient temperature control and system safety by automatically activating or deactivating the blower and preventing overheating in furnaces, boilers, and industrial heating applications.
Technical Specifications
- Manufacturer: Honeywell
- Model: L4017B 1186
- Control Type: Combination Fan and Limit Control
- Fan Control Range: Varies depending on system settings
- Limit Control: High-limit safety shutdown mechanism
- Switch Type: Bimetallic, temperature-actuated switch
- Temperature Sensing Element: Helical bimetal coil
- Reset Type: Automatic
- Mounting Type: Surface mount
- Electrical Rating: Varies based on system compatibility
- Enclosure Type: Designed for furnace and heating system integration
Key Features
- Combines fan control and high-limit protection in a single unit
- Activates the blower at a preset temperature for efficient heat distribution
- Shuts down the system if temperature exceeds safe limits to prevent overheating
- Reliable bimetallic sensor ensures accurate temperature detection
- Automatic reset capability restores operation once temperatures normalize
- Durable construction for long-term use in heating applications
Compatible Honeywell Components
- Honeywell Thermostats and Heating Controls
- Honeywell Gas Valves and Burners
- Forced-Air Furnace and Boiler Control Systems
- Honeywell Fan and Blower Motors
Industry Applications
- Residential and commercial HVAC systems
- Forced-air heating and furnace control
- Boilers and industrial heating systems
- Air handling units (AHUs) and ventilation control
Installation & Operational Notes
- Mount securely in a proper location within the furnace or heating system
- Ensure correct wiring connections for both fan and limit functions
- Verify compatibility with system voltage and electrical ratings
- Regular maintenance and inspection recommended to ensure accurate temperature regulation
- Designed for safe and efficient heating system operation
IN STOCK
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