Common Questions & Troubleshooting What is the correct resistance for the 767A-381
reducing the need for mid-run couplings and potential leak points
ensuring the valve remains closed when de-energized to prevent unintended flow
What is the difference between SPDT and SPNO relays
Proper installation requires verifying the trip point calibration to match the original equipment specifications
Johnson Controls A28KA-1 Temperature Control R-410A Common Questions & Troubleshooting WhatJohnson Controls A28KA 1 Industrial Thermostat, Temperature Control, 120 208 240 Vac, Two Stage, Two SPDT Switches, 0 150 Degree Temperature Setpoint Range, 5 Degree Differential Each Stage, 3 Degree Fixed Differential Between Stages, . 29" x2 1 2 Sensing Bulb, 10' Capillary Length, Knob Range Adjustment, Watertight and Dusttight A28KA 1 is identical to A28KA 1C