allowing for versatile sensor placement within the evaporator or cabinet environment

maintaining the precise clamping force on motor mounts and compressor housings is critical

ensuring accurate signal response without the wear associated with traditional potentiometers

the Johnson Controls T-4000-119 is the standard Allen head adjustment tool required for the precise calibration and maintenance of T-4000 series pneumatic thermostats

protecting the compressor from high discharge heat

Trane VAL9478 TXV 320788-703 allowing for versatile sensor placementThe Trane VAL9478 is an OEM grade thermostatic expansion valve (TXV) engineered specifically for 4 ton cooling applications. Designed for high pressure R410A refrigerant, this component features a 3 8" ODF inlet and a 1 2" ODF outlet, ensuring low restriction sweat connections in residential and light commercial air conditioning systems. The 5 foot capillary tube provides the necessary reach for precise bulb placement on the suction line, allowing for