Carrier PC211 Start-Up, Operation And Maintenance Instructions Manual page 21

Test After Service, Repair, or Major Leak
Refrigerant Tracer
To Pressurize with Dry Nitrogen
Repair the Leak, Retest, and Apply Standing Vacuum Test
Checking Guide Vane Linkage
Checking the Auxiliary Switch on Guide Vane Actuator
Trim Refrigerant Charge
Weekly Maintenance
Check the Lubrication System
Scheduled Maintenance
Service Ontime
Inspect the Control Center
Check Safety and Operating Controls Monthly
Changing Oil Filter
Oil Specification
Contents