Safety checklist — Refrigeration / HVAC
Installation and maintenance of refrigeration and ventilation systems. Compliant with Québec's Construction Safety Code (CSTC) and CNESST standards.
Before work
9 items- ✓
PPE worn: insulated gloves (cold/chemical), safety glasses, boots, hard hat
- ✓
SDS for refrigerants reviewed — toxicity and flammability known
- ✓
Refrigerant leak detector functional
- ✓
System shut down and pressure released if required
- ✓
Room ventilation ensured (prevent gas buildup)
- ✓
Refrigerant handling with respirator if inhalation risk
- ✓
Brazing: hot work permit + fire extinguisher
- ✓
Pressure fittings tested before putting back in service
- ✓
Refrigerant recovered — never vented to atmosphere
After work
4 items- ✓
Circuit leak test performed
- ✓
Recovered refrigerant stored per regulations
- ✓
System re-commissioned in controlled manner
- ✓
Area cleaned and tools stored
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