Trane DRV1976 Variable Frequency Drive 318172-701 Adjust the internal dial pointers

Adjust the internal dial pointers to the desired temperature markers

or if the fan fails to engage after the burner has been firing for several minutes

or water hammer caused by condensate backups in the heat exchanger

Mechanical Spring Return: Provides a fail-safe position (Normally Open or Normally Closed) upon loss of power for system protection

Trane DRV1976 Variable Frequency Drive 318172-701 Adjust the internal dial pointersThe Trane DRV1976 is a high performance 15 HP Variable Frequency Drive (VFD) engineered for commercial HVAC systems requiring precise motor speed control and efficient energy management. Designed to operate on a 480V 3 phase power supply with a current rating of 22. 1 18. 4 amps, this drive is commonly used in Trane rooftop units, air handlers, chilled water systems, and other commercial HVAC equipment utilizing variable speed fan and pump motors. By