If your zone 2 is set to Cool,but blows real HOT air,then the coil that slides
over the Reversing Valve may be open.This puts the AC unit into Heatpump
mode. Cut all power and check this coil for OPEN. You need to go up there
and remove the cover to find the solenoid coil.
Siggy & Ursula.
2011 Newmar DSDP 4020 (no Tag, no DEF, 07 emission),
FTL XCR ,ISL 400,2015 Jeep Cherokee Limited, 4x4, V6, Active Drive II, BrakeBuddy