A sterile vial filling 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 sterile vial filling fails. This page gives the schedule used in the PlantOps360 task library for sterile vial filling (and stoppering line (isolator / rabs), which follows common industry practice for general-purpose equipment. It is also searched for as filling line, vial filling machine, sterile filling, stoppering machine.
The maker’s manual and your site safety procedures always come first where they differ. Intervals set by law differ by state.
Sterile vial filling preventive maintenance schedule and checklist
| How often | Task | Estimated time |
|---|---|---|
| Daily | Check filling accuracy, pump or piston calibration and stoppering torque or force | 10 min |
| Daily | Check air pressure differentials, glove integrity (isolator) and particle counter status | 5 min |
| Weekly | Check peristaltic tubing, filling needles and stoppering bowl; clean as per SOP | 20 min |
| Monthly | Check pump seals, belts and lubrication of mechanisms; check glove leak test result | 45 min |
| Quarterly | Check isolator or RABS pressure decay or leak test; check HEPA filters | 90 min |
| Half-yearly | Replace filters and gaskets; calibrate pumps and load cells; HEPA integrity | 180 min |
| Annual | Annual service, requalification and media fill support as per the validation plan | 600 min |
Sterile vial filling maintenance frequency and yearly workload
At the estimated times, one sterile vial filling needs about 140 hours of preventive maintenance a year. The biggest single job is “Annual service, requalification and media fill support as per the validation plan” at 600 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 | 2 | 15 min | 91.3 h |
| Weekly | 1 | 20 min | 17.3 h |
| Monthly | 1 | 45 min | 9.0 h |
| Quarterly | 1 | 90 min | 6.0 h |
| Half-yearly | 1 | 180 min | 6.0 h |
| Annual | 1 | 600 min | 10.0 h |
What goes wrong on a sterile vial filling without preventive maintenance
- Filling pump accuracy drift
- Glove and sleeve integrity failure in isolators or RABS
- Stopper bowl and needle wear
- Pressure cascade drift
What to watch between services
- Fill accuracy
- Air pressure differentials
- Glove and tubing condition
Safety and statutory notes for sterile vial filling maintenance
Aseptic filling is highly controlled. Maintenance inside classified areas follows your contamination control strategy, with line clearance and record keeping.
Where a sterile vial filling 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 pharmaceutical plants · maintenance software for pharmaceutical · maintenance software for api bulk drugs
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Browse the full list of equipment preventive maintenance schedules (317 types).
Run this sterile vial filling 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 a sterile vial filling be serviced?
In our schedule a sterile vial filling has 7 tasks: 2 daily, 1 weekly, 1 monthly, 1 quarterly, 1 half-yearly, 1 annual. The biggest job is “Annual service, requalification and media fill support as per the validation plan”, which is done annual. Always follow the maker’s manual where it gives a different interval.
What is included in sterile vial filling preventive maintenance?
It covers routine checks and jobs such as “Check filling accuracy, pump or piston calibration and stoppering torque or force”, “Check air pressure differentials, glove integrity (isolator) and particle counter status”, “Check peristaltic tubing, filling needles and stoppering bowl; clean as per SOP”, up to the annual overhaul or inspection. The full list with times is in the table above.
How many hours of maintenance does a sterile vial filling need per year?
About 140 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 sterile vial filling 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.