The Asco 8044B1CSA Solenoid Valve is a 3/4″ manual reset valve designed for fuel gas shutoff in low-pressure service. This normally closed valve uses a free handle mechanism that requires power to unlock and a manual reset before reopening, ensuring full control and safety for gas-fired systems and equipment protection.
Technical Specifications
- Valve Type: Manual Reset, 2-Way, Normally Closed
- Pipe Size: 3/4″ NPT
- Operating Pressure Differential:
- Minimum Operating Pressure: 0 psi
- Maximum Operating Pressure: 25 psi
- Body Material: Aluminum
- Seal Material: NBR
- Voltage: 120V AC
- Solenoid Enclosure:
- Standard: NEMA 1 General Purpose
Key Features and Functionality
- Manual Reset Required: Valve remains closed until manually reset.
- Free Handle Safety: Prevents accidental opening after power return.
- Compact Line Integration: Ideal for 3/4″ gas train installations.
- Mid-Range Pressure Handling: Rated up to 25 psi system operation.
- Quick Action Valve Response: Trips closed in under one second.
Compatible Components and Related Parts
- ASCO RedHat Coils
- ASCO Reset Handle Kits
- ASCO Seal Kits for 8044 Series
- ASCO Manual Override Assemblies
Industry Applications
- Boiler Fuel Control: Cuts gas during emergency shutoff or startup fault.
- Water Heater Burners: Ensures safety before gas flow resumes.
- Pneumatic Heat Systems: Regulates gas flow for safe HVAC cycling.
- Small Combustion Units: Protects flame integrity with trip-close action.
- Facility Gas Lines: Manual restart safeguards after power loss.
Compliance and Approvals
- UL Listed
- FM Approved
- CSA Certified
Installation and Operational Notes
- Install upright for proper solenoid and reset function.
- Valve trips closed instantly on loss of electrical signal.
- The handle must be manually reset after power restoration.
- Approved for use in fuel gas systems only.
- The reset handle must be centered before activation.
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