This model features a high-accuracy 20

Common signs include the furnace inducer motor running without the igniter glowing

When internal cabinet or heat strip temperatures reach the critical 117°C (242°F) threshold

Multi-Refrigerant Capability: Engineered for versatility across R-22

Functional Devices TR75VA004 Transformer This model features a high-accuracyThe Functional Devices TR75VA004 is a versatile 75VA multi tap transformer designed for reliable power stepping in commercial and industrial HVACR control circuits. Featuring a universal primary input of 120 208 240 480 Vac and a 24 Vac secondary output, this unit eliminates the need to carry multiple single voltage transformers on the service truck. The integrated circuit breaker provides essential overcurrent protection, allowing for quick resets