Checked in with customer. Unit running upon arrival with no cooling, compressor and condenser fan motor but had low pressure. Added 3 lbs to see if I could get pressure up. Blocked off condenser and pressure would not move up. Determined valves out in compressor. Office to check to see if the compressor is under the manufacturer warranty. 5/19 Arrived at residents home The crane was here at 6:30am Had compressor and tools lifted up to roof Checked to make sure power was still off Recovered 1lbs 4oz of R410A Unwelded compressor Unwelded line drier Welded in new compressor Welded in new line drier Pressurized system to 414psi Held for 30 minutes Vacuumed system Charged system to 4lbs 8oz as per factory charge Turned unit on Ran to check temperature split Supply air was 48 Return air was 65 Split of 17 No one answered the door Had Alex call, no answer Job Complete