1-Wire Millivolt NG Gas Pilot ODS Assembly, Thermocouple, 34", 103779-01

34" Millivolt ODS Pilot Assembly | 1‑Wire Thermocouple | NG Gas | Replaces 103779‑01

Ensure safe, reliable ignition and flame monitoring with this brand-new 34" 1‑Wire Millivolt ODS Pilot Assembly Thermocouple, designed for natural gas (NG) vent‑free heaters, gas logs, fireplaces, and stoves. This complete assembly includes the thermopile, thermocouple, electrode, and pilot bracket for a direct, secure replacement of worn or failing ODS pilot components.

Product Features:

• ✅ Direct replacement for ODS pilot assembly 103779‑01
• 34" 1‑wire millivolt thermocouple for NG appliances
• Includes thermopile, thermocouple, electrode, and pilot bracket
• Designed for vent‑free heaters, gas logs, fireplaces, and stoves
• Restores proper flame sensing, ignition, and pilot stability
• Condition: Brand New – Unused

Replaces Part Numbers:

PP231, NG8218, NG 8218, 04359341783, j3831
Always confirm compatibility using your appliance model number before purchase.

✅ Fits Models:

Model list not provided — please verify your heater, fireplace, or gas‑log model to ensure proper fitment.

Common Fixes:

• ❌ Pilot will not stay lit
• ⚠️ Burner shuts off shortly after ignition
• Weak or inconsistent millivolt output to gas valve
• ODS safety system failing to detect flame
• ️ Pilot flame too small, unstable, or misaligned

️ Installation Tips:

• Turn off gas supply and disconnect power (if applicable)
• Remove old pilot assembly and route new thermocouple along the same path
• Secure pilot bracket and electrode in original mounting position
• ✅ Thread thermocouple into gas valve — hand‑tighten, then snug with a wrench
• Ensure pilot flame fully engulfs thermocouple and thermopile tips
• Test ignition and flame stability before returning appliance to service

⚠️ Compatibility & Installation Disclaimer:

This ODS pilot assembly is intended for use only with compatible vent‑free heaters, gas logs, fireplaces, and stoves. Buyer is responsible for verifying fitment before purchase. Installation should follow manufacturer guidelines or be performed by a qualified technician. Seller is not liable for damage, improper installation, gas leaks, or injury resulting from incorrect use.

Reliable ignition. Safe operation. OEM‑style ODS pilot assembly replacement for vent‑free heating appliances.