2017 THOR PALAZZO Engine Problems

WE PURCHASED A 2017 THOR PALAZZO 36.1 MOTOR HOME IN JAN 2017. SAW THAT A TRIM RING WAS PUT ON THE FLOOR OF THE REAR BATH. WE ASSUMED THIS WAS FOR ACCESS TO THE REAR DIESEL ENGINE. WE DISCOVERED THAT ALTHOUGH THE TRIM RING WAS SCREWED DOWN NO ACCESS TO THE DIESEL ENGINE WAS CUT OUT. WHEN WE CALLED THOR CUSTOMER SERVICE WE WERE TOLD THE THOR PALAZZO MODEL DID NOT HAVE SPECS FOR AN ENGINE ACCESS PANEL. WE ASKED THEN WHY A TRIM RING INSTALLED? THEY DID NOT HAVE AN ANSWER TO THIS. FAST FORWARD TO FALL 2018 WE HAD A SMALL COMPRESSOR LEAK IN THE ENGINE SO TOOK TO FREIGHTLINER NW TO REPAIR. THEY SAID THE INTERIOR ENGINE ACCESS SHOULD HAVE BEEN CUT OUT AT THOR TO WORK ON ENGINE AND FOR SAFETY (FIRE OR OTHER). FREIGHT LINER NW SHOWED US A PICTURE OF UNDER THE REAR BATH...