Yellow Jacket Sight Glasses

Overview

The YELLOW JACKET 41108 is a refrigeration sight glass designed for use in HVAC and refrigeration service work. A sight glass allows technicians to visually monitor refrigerant flow and detect moisture or vapor in a system's liquid line, providing a quick visual indication of system charge condition. This component is a standard tool in the refrigeration technician's service kit and is commonly used during system commissioning, troubleshooting, and maintenance procedures. The 41108 is suited for use in residential and light commercial refrigeration and air conditioning systems. It is typically installed in the liquid line between the condenser and the metering device, where a technician can observe refrigerant state and identify potential undercharge or moisture contamination. Licensed HVAC technicians and refrigeration mechanics are the primary installers of this component. Key Features Provides visual monitoring of refrigerant flow in the liquid line Allows detection of flash gas, indicating possible low refrigerant charge Moisture indicator window alerts technician to contamination in the system Compact design suited for standard refrigeration and air conditioning service applications Compatibility Designed as an OEM-style service sight glass for use in residential and light commercial refrigeration and air conditioning liquid line applications. Installation Notes Installation should be performed by a licensed HVAC or refrigeration technician in accordance with…