Manifold for use by refrigeration technician for filling refrigerant in refrigeration unit, has pipe with two terminals for connecting pressure pipes, and thermostat for controlling heater, where heater is concealed inside pipe

摘要

The manifold (22) has a pipe (23) with two terminals (24, 26) for connecting pressure pipes (27), where the pipe includes one or more pressure gauges (28, 29). Control valves (30, 31) control flow between the two terminals, and a thermostat controls a heater, where the heater is concealed inside the pipe. The heater includes an electric heating wire equipped with an electrical connection to be connected to a power outlet.