According to Sid Harvey's, all contractors and service personnel need to know: why R-410A can only be used in equipment specifically designed and constructed for R-410A and cannot be retrofitted from R-22 systems; why it operates at considerably higher pressures and requires the use of special tanks, gauges, and recovery equipment; how to handle R-410A properly and safely; and why all refrigerant flow controls, valves, and driers have changed and must be properly applied with newly designed and built compressors.
Successful test takers will receive a wall certificate, a wallet-sized certification card, and an embroidered shoulder patch from the AC&R Safety Coalition.
For more information, visit www.sidharveys.com.
Publication date: 05/22/2006