Heatcraft Refrigeration 21340101 Defrost Timer 318973-401 How do I test the

How do I test the resistance

It is often preferred in applications where moisture resistance or permanent filtration is required

offering identical fitment and performance specifications for mechanical contractors

and Robertshaw controls

Heatcraft Refrigeration 21340101 Defrost Timer 318973-401 How do I test theThe Heatcraft 21340101 Defrost Timer, also identified as the DTSX240, is a heavy duty mechanical control engineered for demanding commercial refrigeration and freezer applications. This 230V defrost timer features a robust 40A capacity, making it a standard OEM replacement part for Heatcraft, Bohn, and Larkin walk in units. Built for high amperage loads, it provides precise timing for electric defrost cycles, preventing evaporator ice accumulation