Preventive Maintenance Work Plan Chart Page 14
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35Preventive Maintenance Work Plan
Frequency Key
W – Weekly
M - Monthly Q - Quarterly
SA- Semi-Annually A- Annually SST - Seasonal Start-Up SSH - Season Shut Down
Inspect all wiring for deterioration and tighten electrical contacts. Inspect for cleanliness and
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corrosion.
Check for arcing on contact.
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Inspect condenser fans, bearings, housings, protective shields, motors, drives and/or belts.
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Lubricate fan and motor bearings.
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Inspect fan and motor starters.
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Visually inspect motor starter/control/relay center.
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Verify operation of starter and inspect contact surfaces for pitting or wear.
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Inspect mounting bolts and tighten if needed.
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Vacuum unit and surrounding area.
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Clean (pressure wash) and comb condenser coils with a fin comb, if necessary.
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Air Handling Unit (Evaporator)
Inspect bearing collar set screws on fan shaft to make sure they are tight.
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Inspect blades and moving parts for cracks and excessive wear.
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Inspect fan for vibration or excessive noise.
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Inspect all wiring for deterioration and tighten electrical contacts.
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Visually inspect motor starter for broken parts, contact arcing or any evidence of overheating.
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Inspect dampers and fan blades for dust buildup and clean if necessary.
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Vacuum unit and surrounding area.
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