38MARBQ24~36AA3 Outdoor Units
Open electrical connection, top and front cover of unit.
Disconnect all wire harnesses, most have a short extension that you 
can separate instead of trying to disconnect directly from the PCB.
Turn Power OFF First!
Control Box & Main PCB Removal (page 2 of 5)
Some connections have small keepers holding 
them in place, these do not have to be reinstalled. 
Continued on 
next page
PCB Removal for 24, 30 & 36K Units