A very distressing situation arose on Thursday last when our Sealand Magnum Opus VacuFlush Turbo Turd 3000 commode declined to flush. The procedures for "manual override" and "service" were not cooperating, either. Calls to Sealand / Dometic (who apparently purchased Sealand and have renamed it Dometic Sanitation) led me through sequential layers of voice prompts...