Refrigerant handling: Boiler tips
Short, practical technician tips on refrigerant handling for boiler. Check each one against the manual for your exact model before acting.
Pressure-test the boiler before cleaning
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Isolate at operating pressure; if pressure drops look at valves first (most common small leaks).
Sight glass can lie
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Clogged gauge-glass fittings trap water and show a false high level; use petcocks to confirm.
Safety: Gas, electrical and refrigerant work must be done by a licensed technician. Turn off power and gas before servicing, never bypass a safety control, and always follow the manufacturer's manual for your exact model.
General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.