Liebert Challenger 3000

8.0 MONTHLY MAINTENANCE INSPECTION CHECKLISTMonthly Maintenance Inspection ChecklistDate:_______________________________________Model #:_____________________________________Filters___ 1. Restricted air flow___ 2. Check filter switch___ 3. Wipe section clean___ 1.___ 1.___ 1.___ 1.Blower SectionImpellers free of debris and move freely___ 2. Check belt tension and condition___ 3. Bearings in good conditionCompressorCheck oil leaks___ 2. Check for leaksAir Cooled Condenser (if applicable)Condenser coil clean___ 2. Motor mounts tight___ 3. Bearings in good condition___ 4. Refrigerant lines properlysupportedReheatCheck reheat element operation___ 2. Inspect elements for cleanlinessPrepared by:_________________________________Serial #:____________________________________Steam Generating Humidifier___ 1. Check canister for deposits___ 2. Check condition of steam hoses___ 3. Check water make-up valve forleaksInfrared Humidifier___ 1. Check pan drain for clogs___ 2. Check humidifier lamps___ 3. Check pan for mineral depositsRefrigeration Cycle/Section___ 1. Check refrigerant lines___ 2. Check for moisture (sight glass)___ 3. Check suction pressure___ 4. Check head pressure___ 5. Check discharge pressure___ 6. Check hot gas bypass valve___ 7. Check thermostatic exp. valve___ 1.___ 1.Air Distribution SectionRestriction in grille free areaRefrigerant ChargeCheck refrigerant levelNotesSignatureMake photocopies of this form for your records64