Is it prohibited to charge an air conditioning or refrigeration system with HCFCs or HFCs? ..........

6.0 SERVICE LOGS ......................................................................7 6.1 When are service logs required to be kept for air conditioning and refrigeration systems?.........7 6.2 Are service logs required to be kept for small air conditioning systems or small refrigeration systems?........................................................................................................................................7 7.0 RECORD KEEPING ...................................................................7 7.1 Am I required to keep records, reports and notices?.....................................................................7 7.2 Where are records, reports and notices required to be kept?.........................................................7 8.0 PERMITS .............................................................................8 8.1 When do I require a permit from Environment Canada for air conditioning and refrigeration applications?........................... ...  more