Pentair Control Board with RS485, for MasterTemp/Max-E-Therm Heaters | 461105 Round Fire Pit Accessories poor ignition

poor ignition

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cord connections can deteriorate over time

or a small sensing tube is cracked

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Pentair Control Board with RS485, for MasterTemp/Max-E-Therm Heaters | 461105 Round Fire Pit Accessories poor ignitionWhat This Part Is Used For The Pentair 461105 PCBA MT MET with RS485 Assembly is used in compatible MasterTemp and Max E Therm heater systems. It manages internal heater communication and RS485 connectivity. Why This Part Matters Heater ignition failures or communication errors with automation can stem from a faulty PCBA. Replacing the assembly restores heater control and remote integration. It ensures proper startup, monitoring, and diagnostics. Key