Raypak Temperature Sensor Limit For Avia 264A & 404A | 018853F

Raypak’s 018853F Temperature Sensor Limit Kit is a genuine OEM safety component for Avia 264A and 404A gas-fired heaters, including NiTek models. This kit uses calibrated sensors to track heater temperature and trigger shutdowns or fault signals when thresholds are exceeded. Constructed with durable, heat-rated components, it ensures consistent performance under heavy use and variable water flow. OEM integration protects critical heater parts such as the heat exchanger, sensors, and wiring, while also supporting compliance with Raypak safety requirements.

Highlights

• OEM-Calibrated Monitoring: Provides accurate tracking of heater temperatures to prevent overheating and improve long-term safety performance.

• Raypak-Specific Design: Engineered for Avia 264A and 404A heaters, including NiTek 018032, 018033, 018044, and 018045, for factory-level compatibility.

• Prevents Component Failure: Helps avoid costly damage by detecting unsafe temperature rise in heat exchangers, wiring, and electronic controls.

• Supports Automatic Safety Functions: Ensures the heater can shut down or alarm when unsafe thermal conditions occur, protecting both unit and warranty.

• Resists Harsh Conditions: Built with robust materials designed for thermal cycling, moisture, and poolside operating environments.

Compatibility

• Raypak Avia 264A Heater Model 018032
• Raypak Avia 404A Heater Model 018033
• Raypak Avia HD NiTek 264A Heater Model 018044
• Raypak Avia HD NiTek 404A Heater Model 018045

Additional Info

Need guidance on the Raypak 018853F Temperature Sensor Limit Kit for Avia 264A and 404A heaters? This section covers installation basics, troubleshooting overheat faults, and ordering details for online buyers who want fast, accurate part delivery.

Online Installation Guidance

The 018853F kit mounts to the heater’s inlet/outlet header to track heat levels. Online buyers often want clear install steps to avoid misplacement that causes false faults.

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Troubleshooting After Online Purchase

If the heater shows shutdown codes after replacement, check the connections and sensor fit. These are common issues raised by online buyers.

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How to fix false overheat shutdown after buying 018853F online

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Ordering Online with Confidence

Make sure your heater model matches before checkout. With free shipping, online buyers can avoid delays and rest assured they’re getting the correct OEM part.

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