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is engineered to safeguard your boiler against over-temperature conditions
as well as 4007 and 6077 direct vent series
the P34330 ensures physical and thermal compatibility with existing system pressures and R-410A refrigerant lubricant requirements
Replacing an aged or sticking valve with this genuine service part ensures proper ignition sequences and system safety
Trane SWT3313 Rollout Switch 321042-401 is engineered to safeguard yourProtect your heating equipment with the Trane SWT3313 Rollout Switch, a critical OEM safety component engineered for precise thermal monitoring. As a veteran technician, you know that a tripped flame rollout switch is often the first sign of a cracked heat exchanger, soot buildup, or venting issues. This 190F manual reset furnace safety switch is calibrated to immediately break the 24VAC or 120VAC control circuit when internal temperatures exceed safe