Avoid operating AirVac central vacuum with all inlets capped

Do not operate any Red Series or Platinum Series AirVac Central Vacuum power unit with all air inlets capped. The AirVac uses air flow through the power unit to help cool the motor. SEVERE DAMAGE MAY OCCUR TO THE AIRVAC POWER UNIT IF THE UNIT IS OPERATED WITHOUT PROPER AIRFLOW!

PDF: TB2007-006