An oil-free screw / scroll compressor preventive maintenance schedule lists the checks and jobs done on the equipment at fixed intervals, how long each takes, and in what order of frequency, so problems are found before the oil-free screw / scroll compressor fails. This page gives the schedule used in the PlantOps360 task library for oil-free screw / scroll compressor, which follows common industry practice for general-purpose equipment. It is also searched for as oil free compressor, oilless compressor, scroll compressor, Class 0 compressor.
The maker’s manual and your site safety procedures always come first where they differ. Intervals set by law differ by state.
Oil-free screw / scroll compressor preventive maintenance schedule and checklist
| How often | Task | Estimated time |
|---|---|---|
| Daily | Check discharge pressure, temperature and alarms; drain condensate | 5 min |
| Weekly | Clean or check intake filter and cooler fins | 10 min |
| Monthly | Check cooling water or air flow and cooler differential temperature | 20 min |
| Quarterly | Check coupling or belt, drive guard and mountings; check vibration | 45 min |
| Half-yearly | Replace intake filter; check lubricant of timing gears and bearings | 90 min |
| Annual | Service as per OEM kit: replace filters, check element and rotor clearances, test safety valve | 360 min |
Oil-free screw / scroll compressor maintenance frequency and yearly workload
At the estimated times, one oil-free screw / scroll compressor needs about 55 hours of preventive maintenance a year. The biggest single job is “Service as per OEM kit: replace filters, check element and rotor clearances, test safety valve” at 360 minutes, done annual. Multiply by the number of units you have to see the workload for your plant.
| Frequency | Tasks | Time per round | Hours per year |
|---|---|---|---|
| Daily | 1 | 5 min | 30.4 h |
| Weekly | 1 | 10 min | 8.7 h |
| Monthly | 1 | 20 min | 4.0 h |
| Quarterly | 1 | 45 min | 3.0 h |
| Half-yearly | 1 | 90 min | 3.0 h |
| Annual | 1 | 360 min | 6.0 h |
What goes wrong on an oil-free screw / scroll compressor without preventive maintenance
- Element or rotor wear that cannot be seen from outside
- Cooler fouling
- Inlet filter blockage
- Bearing and gearbox faults
What to watch between services
- Discharge temperature
- Pressure ratio
- Vibration
Safety and statutory notes for oil-free screw / scroll compressor maintenance
Oil-free machines are used where air purity matters, so keep the service parts and procedures exactly as the maker specifies.
Where an oil-free screw / scroll compressor preventive maintenance schedule is used
This equipment is used in the industries below. Each link opens the preventive maintenance schedule guide for that industry, and the maintenance software page where we have one.
- Preventive maintenance schedule for automotive plants · maintenance software for automotive
- Preventive maintenance schedule for electronics manufacturing plants · maintenance software for electronics
- Preventive maintenance schedule for pharmaceutical plants · maintenance software for pharmaceutical · maintenance software for api bulk drugs
- Preventive maintenance schedule for chemical, fertiliser and petrochemical plants · maintenance software for chemical
- Preventive maintenance schedule for food, dairy and beverage plants · maintenance software for food processing · maintenance software for dairy
- Preventive maintenance schedule for agro, grain, edible oil and sugar plants · maintenance software for sugar and distilleries
- Preventive maintenance schedule for fmcg and consumer goods plants · maintenance software for fmcg
- Preventive maintenance schedule for packaging, paper and printing plants · maintenance software for packaging · maintenance software for paper and pulp
- Preventive maintenance schedule for textile and garment mills · maintenance software for textile
- Preventive maintenance schedule for hospitals and healthcare facilities
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Browse the full list of equipment preventive maintenance schedules (317 types).
Run this oil-free screw / scroll compressor schedule in maintenance software
In preventive maintenance software, each row above becomes a recurring task on the asset with its checklist, time estimate and parts. Tasks can be triggered by calendar date, running hours, meter readings or production cycles, each completed task is recorded with the person and date, and a failed check can open a work order. For the method behind it, read the guide to the preventive maintenance schedule, or use the free generator to get a 12-month plan for your whole equipment list.
Build my preventive maintenance schedule (free Excel)
Frequently asked questions
How often should an oil-free screw / scroll compressor be serviced?
In our schedule an oil-free screw / scroll compressor has 6 tasks: 1 daily, 1 weekly, 1 monthly, 1 quarterly, 1 half-yearly, 1 annual. The biggest job is “Service as per OEM kit: replace filters, check element and rotor clearances, test safety valve”, which is done annual. Always follow the maker’s manual where it gives a different interval.
What is included in oil-free screw / scroll compressor preventive maintenance?
It covers routine checks and jobs such as “Check discharge pressure, temperature and alarms; drain condensate”, “Clean or check intake filter and cooler fins”, “Check cooling water or air flow and cooler differential temperature”, up to the annual overhaul or inspection. The full list with times is in the table above.
How many hours of maintenance does an oil-free screw / scroll compressor need per year?
About 55 hours per unit per year at the estimated times in our library, including the daily checks done every day. Use it to plan workload, not as a benchmark.
Is there a free oil-free screw / scroll compressor maintenance checklist?
Yes. The table on this page is a ready checklist. The free preventive maintenance schedule generator turns it into a 12-month Excel schedule for your list of equipment, with monthly workload hours.