Preventive Maintenance Work Plan Chart Page 16
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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
Air Compressors
Critical Tasks
Frequency Status
Date Completed Initials
Drain receiver tank and check traps for proper operation.
SA
Change oil, resume operation and check oil for proper oil level and pressure.
SA
Change oil filter. After replacement, check for leaks.
SA
Change air intake filters.
SA
Check operation of the cut-in and cut-out pressure controls.
SA
Clean and degrease the compressor cooling fins.
SA
Other recommended tasks
Check and adjust belt tension.
SA
Check belt condition. Replace worn belts with matching sets.
SA
Check sheave alignment and level of shafts.
SA
Check operation of unloader and check valves.
SA
Check high pressure safety relief valve.
SA
Record compressor run times.
SA
Check operation of all safety relief valves.
SA
Inspect coalescent filters and change.
SA
Record pressure reducing valve settings and adjust as required.
SA
Check operation of all valve assemblies as required.
SA
Ensure that lead/lag/sequencing controls are operating compressors efficiently.
SA
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