Liebert Precision Cooling System DS - Manual (Page 134)

HVAC Maintenance Checklist
124
Air-Cooled Condenser / Drycooler
___ 1. Coil clean
___ 2. Motor mounts tight
___ 3. Bearings in good condition (motor)
___ 4. Piping support/clamps secure
___ 5. Check wire connections
___ 6. Stat settings
___ 7. Refrigerant level (Lee-Temp)
___ 8. Glycol level
___ 9. Glycol solution___________________________ %
___ 10. Fan speed control operation
___ 11. Motor amp draw
Glycol Pump
___ 1. Check pump rotation
___ 2. Check for glycol leaks
___ 3. Pump pressures
___ 4. Amp Draw
___ 5. Pump changeover (if multiple pumps)
Notes _______________________________________________________________________________________
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Signature ___________________________________________________________________________________
Company____________________________________________________________________________________
Make photocopies for your records. Compare readings / information to previous maintenance work-
sheet. To locate your local Emerson representative for Liebert-engineered parts, check the Liebert
Web site: www.liebert.com or call 1-800-LIEBERT.
#1 L1 L2 L3
(L1 and L2 on Fan Speed Control Motor)
#2 L1 L2 L3
#3 L1 L2 L3
#4 L1 L2 L3
#5 L1 L2 L3
#6 L1 L2 L3
#7 L1 L2 L3
#8 L1 L2 L3
#9 L1 L2 L3
#10 L1 L2 L3
#1 Suction Discharge
#2 Suction Discharge
#3 Suction Discharge
#1 L1 L2 L3
#2 L1 L2 L3
#3 L1 L2 L3