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The UNIWELD g9lad is a 2.5-inch red high-pressure LPF (liquid-filled) gauge with a protective boot, designed for use with R-134A and R-12 refrigerants. The red color coding indicates high-pressure service, consistent with standard HVAC manifold gauge conventions. The rubber boot provides impact protection during field use and transport. This gauge is used by HVAC technicians when servicing refrigeration systems and automotive or residential air conditioning equipment requiring R-134A or R-12 refrigerant handling. Pressure readings are displayed in PSI with Fahrenheit saturation temperature scales for the supported refrigerants.
The g9lad is suited for HVAC and refrigeration technicians performing system diagnostics, charge verification, and evacuation procedures on equipment using R-134A or R-12 refrigerant. The 2.5-inch dial face provides clear readability in confined equipment spaces. The included protective boot helps extend gauge service life in shop and field environments where tools experience regular handling wear.
Designed for use with R-134A and R-12 refrigerant systems. Intended as a high-pressure side gauge for HVAC manifold gauge sets and refrigeration service applications compatible with those refrigerants.
Installation and service should be performed by a certified HVAC or refrigeration technician in accordance with applicable EPA Section 608 regulations. Always recover refrigerant before opening a system to atmosphere. Ensure gauge connections are free of debris and properly seated before pressurizing. Inspect the gauge boot and lens for damage before each use to confirm accurate readings.
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