Covers new A2L refrigerants (R-454B, R-32) requiring special black gauges and hoses compatible with A2L. Explains that standard hoses can fail, charging tanks have left-handed threads needing adapters, and emphasizes zeroing gauges before refrigerant changes.
The Leading Edge of Maintenance | HVAC - A2L Refrigerant
Duration
0 Hours
6 Minutes
Package
Essentials
NAA CEC Credits Available
no
NAA CEC Credits
0
Language Support Tool
not available
Records Score
No
Subject
Maintenance
Learning Plan
HVAC Maintenance and Repair
Supervisor/Employee
Employee
TDHCA Approved
No