CLEAN AIR MANAGEMENT COMPANY, INC.8224 Nieman Road i Lenexa, Kansas 66214 Phone: 913-831-0740 Fax: 913-831-9271ROUTINE MAINTENANCEA. InspectionFrequency will vary as widely as there are operating conditions. In generalproceed as follows:1. Daily – Check unit differential pressure.2. Weekly – Verify that the pulse arm drive and PD Pump are operatingproperly.3. Monthly – Lubricate fan, rotary valve and screw conveyor. Check seals onlatter two for dust loss.4. Quarterly – On Top Access Units, check for dust accumulation in clean airplenum.B. Repairs1. Filter bags – Generally replacement, although some applications can belaundered.2. Rotary Valves – Usually a matter of periodic seal and blade replacement.More detailed information is supplied with the valve.3. Screw Conveyors – Periodic replacement of “V” belts and shaft seals.Inspect hanger bearings during filter bag change. Failure will be detected bythe squeal.4. PD Pump – “V” belt tension if running rough. Make sure rotor balance ismaintained.13-1