1. The machine shall have a LPG Cylindrical tank, easily accessible to the operator. 2. The machine display shall include an hour meter. 3. Instrument circuit protection shall be with resettable circuit breakers. 4. The machine shall have standard on-board diagnostic capabilities. 5. The machine shall be capable of scrubbing with one-button operation to control all scrubbing functions. 6. The machine shall have non-slip, non-marking, soft ride tires. 7. The machine shall be powered by a minimum 36 horsepower LPG engine. 8. The machine shall have a storage area for the operator’s personal items, operator manual, and safety signage. 9. The machine shall have adjustable flow drain cuffs on the recovery tank drain hose that prevents splashing on the operator. 10. The machine shall have a minimum cleaning path of 41 inches.