DA Data Cool Series - Quarterly Maintenance Inspection Checklist

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Data Aire, Inc.
Quarterly Maintenance Inspection Checklist
Model No. _______________________ Serial No. ___________________________
Prepared by: _____________________ Date: ___ / ___/ 201__
Air Filters
____ Check for restricted air flow
____ Wipe filter rack section clean
Blower Section
____ Blower wheel free of debris and moves freely
____ Check air flow safety switch operation
____ Check motor mounts
Air Distribution Section
____ Check for restriction in grille(s)
Air Cooled Condensing Unit (if applicable)
____ Condenser coil clean
____ Motor mounts tight
____ Motor fan bearings in good condition
____ Refrigeration lines properly supported
____ Heated receiver site
Refrigeration Cycle/Section
____ Check for moisture (site glass)
____ Check suction pressure
____ Check discharge pressure
____ Check hot gas bypass valve operation
____ Check thermostatic expansion valve operation
____ Check solenoid valve operation
Compressor
____ Check for leaks
Water/Glycol Fluid Cooler (if applicable)
____ Water regulating valve function
____ Check solution _____%
____ Check for water/glycol leaks (piping area)
____ Water/Glycol flow switch operational
Glycol Pump(s) (if applicable)
____ Glycol leaks (pump area)
____ Pump operation
____ Auto air vent clean of mineral deposits
Condensate Drain and Pump (if applicable)
____ Check for water leaks and restricted flow
____ Pump operation
Steam Generating Humidifier (if applicable)
____ Check canister for deposits and water level
____ Check condition of steam hose and clamps
____ Check drain and fill valve for deposits
Reheat (if applicable)
____ Check reheat element(s) for dust
____ Check high limit switch operation
Electrical Panel
____ Check fuses
____ Check contactor operation
____ Check all electrical connections
____ Check operation sequence
Mini DAP control panel operations (Optional)
___ Check calibration of temperature sensor (31*)
___ Check calibration of humidity sensor (35*)
* Mini DAP menu options
Equipment Runtimes
Blower ____________ hrs
Condenser ____________ hrs
Compressor ____________ hrs
Reheat ____________ hrs
Humidifier ____________ hrs
Dehumidification ____________ hrs
Energy Saver ____________ hrs
___ Reset all to read zero runtimes
Temperature/Humidity set at: _____° _____% RH
Notes: ______________________________________
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