Resideo VR8204A8834 Flame Detector
Technical specs, application notes, replacement checks, and related model references.
Product Overview
The Resideo VR8204A8834 is a premium Intermittent Pilot Combination Gas Control Valve. Serving as the critical gas flow regulation component in commercial heating applications, it integrates a manual valve, two automatic operators, and a pressure regulator into a single, compact body. This dual-valve architecture guarantees absolute shutoff upon flame failure. Widely deployed in commercial boilers, furnaces, and radiant heaters, the VR8204A8834 sets the standard for reliable gas train safety.
Technical Specifications
Valve Type
Dual Automatic Valve (Intermittent Pilot)
Voltage
24 V AC (60 Hz)
Capacity
Up to 200,000 BTU/hr (1 in. pressure drop)
Pressure Regulator Setting
3.5 in. wc (Natural Gas) / 10.0 in. wc (LP)
Inlet/Outlet Connections
1/2 in. NPT
Selection Notes & Data Verification
The VR8204A8834 page is structured for engineering comparison: confirm the product type, firing range, fuel type, operating mode, electrical supply, and safety approvals against the manufacturer datasheet before specifying the burner or component.
Burner.wiki normalizes product data for discovery and comparison, but final selection should account for combustion chamber backpressure, local emission limits, control sequence requirements, and site commissioning conditions.
Typical Applications
Related Models
Related Knowledge
FAQ
What is Resideo VR8204A8834 used for?
Resideo VR8204A8834 is referenced as a flame detector for industrial combustion systems. Verify the exact application against the burner documentation, control cabinet wiring, and manufacturer datasheet.
Can VR8204A8834 replace another model?
Replacement depends on voltage, safety timing, wiring terminals, flame supervision method, mechanical fit, and local combustion safety requirements.
What should be checked before installing VR8204A8834?
Check supply voltage, burner sequence, fuel type, pressure or capacity range, detector compatibility, safety loop configuration, and the equipment nameplate before commissioning.
Documentation Note
Technical documentation should be verified against the manufacturer datasheet, burner cabinet wiring diagram, and equipment nameplate before installation or replacement.
- Check supply voltage and frequency.
- Confirm terminal layout and safety interlocks.
- Verify flame detector or actuator compatibility.
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