SAFE HANDLING OF FIRE EXTINGUISHERS – A LIFE-SAVING SKILL 🔥 Fire emergencies can escalate within seconds. In workplaces such as construction sites, industrial plants, offices, warehouses, and railway infrastructure projects, the correct use of a fire extinguisher can prevent injuries, equipment damage, and major operational losses. I recently reviewed a detailed Fire Extinguisher Safety & Handling training module covering extinguisher selection, the PASS technique, extinguisher types, and fire blanket usage. One key lesson stands out clearly: 👉 Not every extinguisher is suitable for every fire. Using the wrong extinguisher can worsen the fire, create electrical hazards, or increase the risk of injury. 🚨 Understanding the Right Extinguisher Matters Different fire risks require different extinguishing agents: 🔹 Water Extinguishers – For Class A fires involving paper, wood, and solid combustibles 🔹 Foam Extinguishers – For flammable liquid fires 🔹 ABC Powder Extinguishers ...
AHU ASSEMBLY – QUICK SUMMARY
An Air Handling Unit (AHU) is assembled in sections to condition and circulate air in HVAC systems. Proper assembly ensures airtight construction, vibration control, and efficient airflow.
📦 MAIN AHU ASSEMBLY PARTS
• Base Frame & Anti-vibration pads
• Bottom Panel / Drain slope
• Side Panels (Double skin insulated)
• Cooling / Heating Coil Section
• Filter Section (Pre / Fine / HEPA)
• Fan & Motor Section
• Access Doors & Inspection Window
• Damper / Mixing Box
• Top Canopy (Weather protection)
• Flexible connection & accessories
🔄 TYPICAL ASSEMBLY SEQUENCE
Base Frame → Bottom Panel → Side Panels → Coil Section → Filter Section → Fan Section → Top Canopy → Doors → Final Alignment
⚙️ IMPORTANT CHECKS
✔ Base level & vibration isolator
✔ Drain slope properly installed
✔ Panels air-tight sealing
✔ Fan alignment & rotation check
✔ Filter installation direction
✔ Damper operation check
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