Preventive Maintenance

BuildingWrench repair guide

Preventive Maintenance

Monthly Commercial Roof Walk Checklist

A roof walk is about finding changes: blocked drains, loose debris, membrane damage, open flashings, standing water, and equipment-service damage. Use the same route and photos each time.

Last reviewed 2026-09-12 · General facility-maintenance information, not a substitute for site procedures, manufacturer instructions, codes, or qualified professional judgment.

Routine PMSkill: Beginner-friendlyFormat: Diagnose → Fix → Test
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Safety boundary

Routine PM does not replace code-required inspections, manufacturer maintenance, or licensed/certified service.

Full troubleshooting steps are in Pro

The safety boundary, quick answer and stop-work conditions above stay free. Pro opens the likely causes, symptom table, step-by-step procedure and preventive maintenance for this guide.

Stop and call a licensed professional when

  • Fall-protection requirements are not met
  • Membrane repair exceeds training
  • Structural or ponding concern exists
  • Storm conditions are present

Mistakes, FAQ, parts and tools

Pro opens the rest of this guide: common mistakes, field FAQ, the parts list, and the tools for the job.

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Preventive Maintenance

Monthly Commercial Restroom Inspection Checklist

Restrooms generate a constant stream of small maintenance problems. A monthly inspection of flushometers, faucets, drains, partitions, accessories, caulk, exhaust, lighting, and hidden leaks catches water waste and user complaints before they become emergencies.

Preventive Maintenance

Commercial Water Heater Monthly Inspection Checklist

A monthly water-heater inspection should focus on leaks, temperatures, relief-valve discharge evidence, recirculation condition, unusual sounds, and housekeeping without casually operating safety devices.

Preventive Maintenance

Mechanical Room Monthly Inspection Checklist

A monthly mechanical-room walk catches water leaks, abnormal sounds, blocked access, dirty filters, pump issues, chemical storage problems, and changing gauge readings before they become shutdowns.

Preventive Maintenance

Pre-Summer Commercial HVAC Checklist for Facility Teams

The best time to discover clogged condensate drains, dirty filters, failed fans, and dead thermostats is before the first hot week. Focus on airflow, drainage, controls, and obvious operation.