How Often Should Fire Extinguishers Be Serviced? Inspection, Refilling & Maintenance Guide

How Often Should Fire Extinguishers Be Serviced?

Fire extinguishers should be inspected and serviced regularly so they remain ready to operate during an emergency.

Simply purchasing and installing a fire extinguisher is not enough.

Over time, an extinguisher can develop problems such as:

• Pressure Loss
• Agent Leakage
• Corrosion
• Damaged Hose
• Blocked Nozzle
• Broken Safety Seal
• Missing Safety Pin
• Cylinder Damage
• Loose Mounting
• Expired or Obsolete Components

Regular inspection and professional maintenance help identify these problems before an emergency occurs.

For buildings and workplaces in India, fire extinguisher maintenance should be planned according to the extinguisher type, manufacturer instructions, applicable fire safety requirements and the condition of the equipment.

Sri Pondy Fire and Safety provides fire extinguisher inspection, refilling, maintenance, HPT where applicable and AMC support for suitable commercial, industrial and institutional requirements.

Quick Answer: How Often Should Fire Extinguishers Be Checked?

A practical maintenance programme normally includes several different levels of attention.

When First Installed

The extinguisher should be checked when it is initially placed in service.

Periodic Inspection

Under IS 2190:2024, portable fire extinguishers should generally be checked at approximately 90-day intervals.

More frequent checks may be appropriate where:

• Fire Risk Is High
• Equipment Is Outdoors
• Corrosive Conditions Exist
• Extinguishers Are Frequently Handled
• Public Access Is High
• Vandalism Is Possible
• Industrial Conditions Are Severe

Professional Maintenance

Fire extinguishers generally require professional maintenance once a year, in addition to maintenance when:

• Inspection Identifies a Problem
• Hydrostatic Testing Is Performed
• The Extinguisher Has Been Used
• Leakage or Damage Is Found

Inspection vs Servicing vs Refilling vs HPT

These terms are often confused.

They do not mean the same thing.

Fire Extinguisher Inspection

A routine visual and condition check to confirm that the extinguisher appears ready for use.

Fire Extinguisher Servicing or Maintenance

A more detailed examination performed by competent service personnel.

Fire Extinguisher Refilling

Replacement or recharge of extinguishing agent after use, leakage, pressure loss or another condition requiring recharge.

Fire Extinguisher HPT

Hydrostatic pressure testing assesses the integrity of the pressure-containing cylinder at applicable intervals.

Why Fire Extinguishers Need Regular Servicing

Fire extinguishers remain stored under pressure or depend on pressurisation during operation.

Even when they have never been used, deterioration may occur.

Possible issues include:

• Internal or External Corrosion
• Valve Leakage
• Damaged Seals
• Pressure Loss
• Compacted Powder
• Hose Deterioration
• Blocked Nozzles
• Cylinder Damage
• Missing Components

Regular servicing helps improve confidence that the extinguisher will function when required.

Fire Extinguisher Inspection Frequency

Portable extinguishers should be checked periodically throughout their service life.

A typical inspection should confirm that:

• The Extinguisher Is in Its Designated Location
• The Extinguisher Is Visible
• Access Is Not Blocked
• Instructions Are Legible
• Safety Seal Is Intact
• Safety Pin Is Present
• Cylinder Is Not Damaged
• Cylinder Is Not Corroded
• No Leakage Is Visible
• Hose Is in Good Condition
• Nozzle Is Clear
• Pressure Indicator Is in the Operating Range where provided
• Mounting Bracket or Cabinet Is Secure
• Inspection and HPT Tags Are Intact where applicable

Should Fire Extinguishers Be Checked More Frequently Than Every 90 Days?

Yes.

More frequent checks may be appropriate in higher-risk environments.

Examples include:

• Factories
• Chemical Industries
• Oil and Gas Facilities
• Construction Sites
• Warehouses
• Outdoor Installations
• Fuel Storage Areas
• Workshops
• High-Traffic Commercial Buildings

A facility may choose to perform simple internal visual checks more frequently as part of its fire safety routine.

Annual Fire Extinguisher Maintenance

Professional maintenance should normally include a more detailed examination than routine visual inspection.

Depending on extinguisher type, maintenance may include:

• Cylinder Condition Inspection
• Safety Seal Inspection
• Safety Device Inspection
• Pressure Check
• Agent Quantity Check
• Valve Inspection
• Hose Inspection
• Nozzle Inspection
• Operating Mechanism Inspection
• Corrosion Assessment
• Leakage Check
• Cleaning
• Maintenance Label Updating

Any defect should be corrected before the extinguisher is returned to normal service.

When Should a Fire Extinguisher Be Serviced Immediately?

Do not wait for the next scheduled maintenance if a problem is discovered.

Arrange professional servicing when:

• Pressure Is Low
• Pressure Is Abnormally High
• Safety Seal Is Broken
• Safety Pin Is Missing
• Cylinder Is Corroded
• Cylinder Is Dented
• Agent Has Leaked
• Hose Is Cracked
• Nozzle Is Blocked
• Valve Is Damaged
• Extinguisher Has Been Discharged
• Extinguisher Has Been Partially Used
• Instructions Are Missing or Unreadable
• The Unit Has Been Exposed to Fire or Severe Heat

Should a Fire Extinguisher Be Serviced After Use?

Yes.

An extinguisher should be professionally inspected after any discharge.

This applies even when only a small amount of extinguishing agent was released.

A partially discharged extinguisher may:

• Have Reduced Agent Quantity
• Have Insufficient Pressure
• Develop Leakage
• Fail During the Next Emergency

It should not simply be returned to its bracket after use.

When Should a Fire Extinguisher Be Refilled?

Refilling or recharging may be required when:

• The Extinguisher Has Been Fully Discharged
• It Has Been Partially Discharged
• Agent Quantity Is Low
• Pressure Has Been Lost
• Leakage Is Detected
• Maintenance Requires Agent Replacement
• The Unit Has Been Opened for Applicable Internal Maintenance

The correct extinguishing agent specified for the extinguisher must be used.

Fire Extinguisher Refilling After Partial Discharge

Even a short discharge can affect extinguisher readiness.

After partial use:

• Remove the Unit from Normal Service
• Mark It as Used
• Arrange Professional Inspection
• Recharge or Refill as Required
• Replace Safety Seals
• Update Service Records

How Often Should ABC Fire Extinguishers Be Serviced?

ABC dry powder extinguishers should receive:

• Regular Periodic Inspection
• Annual Professional Maintenance
• Additional Maintenance when Problems Are Found
• Refilling after Discharge
• HPT at Applicable Intervals

Inspection should pay attention to:

• Pressure Gauge
• Seal
• Safety Pin
• Hose
• Nozzle
• Cylinder
• Powder Condition as required during servicing

How Often Should DCP Fire Extinguishers Be Serviced?

DCP extinguishers also require periodic inspection and scheduled maintenance.

Check for:

• Correct Pressure
• Cylinder Damage
• Corrosion
• Hose Condition
• Nozzle Blockage
• Seal Condition
• Agent Condition

Industrial DCP units may require more frequent visual checks when exposed to harsh environments.

How Often Should CO2 Fire Extinguishers Be Serviced?

CO2 extinguishers require regular inspection even though many designs do not use the same pressure gauge arrangement as stored-pressure powder extinguishers.

Inspection and maintenance may include:

• Cylinder Condition
• Weight or Agent Quantity Assessment
• Valve Condition
• Discharge Horn
• Hose where provided
• Safety Pin
• Seal
• Leakage
• Applicable HPT Status

How Often Should Foam Fire Extinguishers Be Serviced?

Foam extinguishers should receive:

• Periodic Inspection
• Annual Maintenance
• Refilling after Use
• Agent and Cylinder Checks
• HPT where applicable

Particular attention should be given to:

• Corrosion
• Pressure
• Hose
• Nozzle
• Agent Condition
• Leakage

How Often Should Water Fire Extinguishers Be Serviced?

Water extinguishers should also be inspected and maintained regularly.

Checks may include:

• Cylinder Corrosion
• Pressure
• Hose
• Nozzle
• Valve
• Agent Condition
• Seal and Safety Pin

Because water-based media can increase internal corrosion concerns in unsuitable conditions, cylinder condition should not be ignored.

How Often Should Water CO2 Fire Extinguishers Be Serviced?

Water CO2 or cartridge-type water extinguishers require inspection of both the water-based extinguisher components and the pressurising arrangement.

Maintenance may include:

• Cylinder Inspection
• Water Medium Check
• Cartridge Inspection
• Operating Mechanism
• Hose
• Nozzle
• Seals
• Corrosion

How Often Should Wet Chemical Fire Extinguishers Be Serviced?

Wet chemical extinguishers used in restaurants and commercial kitchens should be regularly inspected because they protect high-risk cooking-oil hazards.

Checks may include:

• Pressure
• Cylinder Condition
• Hose
• Applicator or Nozzle
• Seal
• Safety Pin
• Agent Condition
• Accessibility

Kitchen grease and dirt should not be allowed to obstruct the extinguisher or discharge components.

How Often Should Clean Agent Fire Extinguishers Be Serviced?

Clean-agent extinguishers protecting:

• Server Rooms
• Data Centres
• Control Rooms
• Electrical Equipment
• Sensitive Electronics

should be inspected periodically and professionally maintained.

Checks may include:

• Agent Quantity
• Pressure where applicable
• Cylinder Condition
• Leakage
• Valve
• Hose
• Nozzle
• Safety Devices

Agent availability and compatibility should also be considered when older equipment is maintained.

How Often Should Trolley Mounted Fire Extinguishers Be Serviced?

Trolley or wheeled extinguishers require the same attention to extinguishing performance plus additional checks for mobility.

Inspect:

• Cylinder
• Agent
• Pressure
• Hose
• Nozzle
• Valve
• Wheels
• Axles
• Trolley Frame
• Handles
• Fasteners

A trolley extinguisher that cannot be moved quickly may not provide effective emergency protection.

How Often Should Automatic Fire Extinguishers Be Serviced?

Automatic and modular extinguishing devices should be maintained according to:

• Product Design
• Extinguishing Agent
• Activation Mechanism
• Manufacturer Instructions
• Protected Hazard

Checks may include:

• Cylinder Pressure
• Trigger Mechanism
• Heat-Sensitive Element
• Detection Tube
• Nozzle
• Agent Quantity
• Installation Position

Fire Extinguisher Pressure Gauge Check

Where a pressure gauge is fitted, verify that the indicator remains within the specified operating range.

A gauge outside the normal range may indicate:

• Pressure Loss
• Leakage
• Overpressure
• Maintenance Requirement

A normal gauge reading alone does not prove that the extinguisher is fully serviceable.

Fire Extinguisher Safety Pin Check

The safety pin prevents unintended operation.

Check that:

• Pin Is Present
• Pin Is Properly Positioned
• Pin Is Not Damaged

A missing pin should be investigated immediately.

Fire Extinguisher Tamper Seal Check

The tamper seal helps indicate whether the extinguisher may have been operated or interfered with.

If the seal is broken:

• Inspect the Extinguisher
• Check for Possible Discharge
• Arrange Maintenance when Required

Fire Extinguisher Hose Inspection

Check the hose for:

• Cracks
• Splits
• Deterioration
• Kinks
• Blockage
• Loose Connections

Fire Extinguisher Nozzle Inspection

The discharge nozzle should remain:

• Clear
• Undamaged
• Secure
• Free from Dirt
• Free from Insect Nests or Foreign Material

Fire Extinguisher Cylinder Inspection

The cylinder should be checked for:

• Rust
• Corrosion
• Dents
• Cuts
• Bulging
• Leakage
• Heat Damage
• Mechanical Damage

Significant damage should be professionally assessed.

Fire Extinguisher Corrosion

Corrosion can weaken a pressure cylinder.

It may develop due to:

• Moisture
• Chemical Exposure
• Outdoor Weather
• Coastal Environment
• Poor Storage
• Damaged Protective Coating

Heavily corroded extinguishers should not simply be repainted and returned to service without proper assessment.

Fire Extinguisher Maintenance in Coastal Areas

Facilities in coastal locations can experience greater corrosion exposure because of moisture and salt-containing air.

Businesses in coastal areas such as Puducherry should pay close attention to:

• Cylinder Corrosion
• Cabinet Condition
• Brackets
• Hose Fittings
• Valve Components
• Trolley Frames

More frequent condition checks may be useful depending on the installation environment.

Fire Extinguishers Installed Outdoors

Outdoor extinguishers can be affected by:

• Rain
• Sunlight
• Heat
• Humidity
• Dust
• Corrosive Atmospheres

Suitable cabinets or protection may be required while keeping the extinguisher accessible.

Outdoor equipment may also justify more frequent inspections.

Fire Extinguisher HPT

Hydrostatic pressure testing is different from ordinary servicing.

HPT evaluates the pressure integrity of the extinguisher cylinder.

It may be required at applicable intervals depending on:

• Extinguisher Type
• Cylinder Construction
• Cylinder Condition
• Manufacturer Requirements
• Applicable Standards and Requirements

Do not assume the same HPT interval applies to every extinguisher.

Why Is Hydrostatic Testing Important?

Fire extinguishers contain pressurised cylinders.

Over time, cylinders may experience:

• Corrosion
• Material Deterioration
• Mechanical Damage
• Internal Damage

Hydrostatic testing helps assess whether the pressure-containing cylinder remains suitable for continued service.

Can an Extinguisher Fail HPT?

Yes.

An extinguisher may require removal from service when the cylinder:

• Fails Pressure Testing
• Has Severe Corrosion
• Has Significant Damage
• Cannot Be Safely Repaired
• Does Not Meet Applicable Requirements

Should Old Fire Extinguishers Always Be Refilled?

Not necessarily.

Replacement may be more appropriate when:

• Cylinder Is Severely Corroded
• HPT Is Failed
• Valve or Parts Are Unavailable
• Extinguisher Is Obsolete
• Agent Is No Longer Practical to Support
• Fire Rating No Longer Matches the Hazard
• Repair Cost Is Not Reasonable

Fire Extinguisher Service Tag

After maintenance, the extinguisher should carry appropriate servicing information.

A maintenance record or tag can help track:

• Inspection
• Service
• Refilling
• HPT
• Equipment Identification

Accurate records are useful for both internal fire safety management and future servicing.

Fire Extinguisher Maintenance Records

Facilities should maintain clear records for each extinguisher.

Useful information can include:

• Extinguisher ID
• Location
• Type
• Capacity
• Last Inspection
• Last Maintenance
• Refilling History
• HPT Information
• Repairs
• Replacement Details

Fire Extinguisher Location Check

Every inspection should confirm that the extinguisher remains in its designated position.

Problems can occur when extinguishers are:

• Moved
• Removed
• Hidden
• Blocked
• Used as Door Stops
• Stored in Locked Rooms

Fire Extinguisher Accessibility

An extinguisher should be immediately accessible.

Do not obstruct equipment with:

• Boxes
• Furniture
• Pallets
• Vehicles
• Machinery
• Temporary Storage

Fire Extinguisher Bracket and Cabinet Inspection

Check that:

• Bracket Is Secure
• Cabinet Is Undamaged
• Door Opens Properly
• Extinguisher Can Be Removed Easily
• Signage Is Visible

Fire Extinguisher Inspection in Offices

Office inspections should check extinguishers near:

• Work Areas
• Electrical Rooms
• Server Rooms
• Pantries
• Storage Rooms
• Escape Routes

Different areas may use different extinguisher types.

Fire Extinguisher Servicing in Factories

Factories may justify more frequent condition checks due to:

• Dust
• Heat
• Vibration
• Chemicals
• Machinery
• Outdoor Exposure
• High Fire Risk

Factory maintenance programmes may include:

• ABC Extinguishers
• DCP
• CO2
• Foam
• Clean Agent
• Trolley Units

Fire Extinguisher Servicing in Warehouses

Warehouse extinguishers can become blocked by:

• Pallets
• Racks
• Cartons
• Stored Goods

Inspection should therefore verify both extinguisher condition and accessibility.

Fire Extinguisher Servicing in Hospitals

Hospital maintenance should consider extinguishers protecting:

• General Areas
• Electrical Rooms
• Technical Rooms
• Kitchens
• Sensitive Equipment

Fire safety equipment should remain reliable because evacuation of some occupants may require additional time.

Fire Extinguisher Servicing in Hotels

Hotel inspections may cover:

• Guest Floors
• Corridors
• Kitchens
• Electrical Rooms
• Server Rooms
• Utility Areas
• Parking Areas

Fire Extinguisher Servicing in Restaurants

Restaurant extinguishers may be exposed to:

• Grease
• Heat
• Cooking Vapours
• Frequent Staff Activity

Pay particular attention to wet chemical extinguishers near commercial cooking equipment.

Fire Extinguisher Servicing in Commercial Kitchens

Commercial kitchens may contain:

• Wet Chemical Extinguishers
• DCP for Suitable Gas Hazards
• Appropriate Electrical Fire Extinguishers

Check that kitchen extinguishers are:

• Accessible
• Clean
• Properly Positioned
• Not Blocked
• Properly Pressurised where applicable

Fire Extinguisher Servicing in Server Rooms

Server rooms may use:

• CO2
• Clean Agent

Checks should include:

• Cylinder Condition
• Agent Quantity
• Hose or Horn
• Safety Seal
• Accessibility

Do not replace a clean-agent or CO2 extinguisher with dry powder without considering electronic contamination risks.

Fire Extinguisher Servicing in Electrical Rooms

Electrical-room extinguishers should remain appropriate for the equipment being protected.

Check whether:

• Electrical Load Has Changed
• New Panels Have Been Added
• Extinguisher Type Still Matches the Hazard
• Equipment Is Accessible

Fire Extinguisher Servicing in Chemical Industries

Chemical plants require additional care because extinguishing-agent compatibility matters.

Maintenance should also confirm that the selected extinguisher remains suitable for the chemicals currently stored or processed.

Changes in chemical inventory may require a new fire risk assessment.

Fire Extinguisher Servicing in Oil and Gas Facilities

Oil and gas sites may use:

• DCP
• Foam
• CO2
• Trolley-Mounted Extinguishers

High-risk environments may require more frequent equipment checks.

Fire Extinguisher Servicing in Construction Sites

Construction sites change continuously.

Extinguishers may be:

• Moved
• Damaged
• Exposed to Weather
• Blocked
• Used and Not Reported

Frequent site checks can therefore be particularly important.

Fire Extinguisher Servicing for New Buildings

After extinguishers are installed in a new building:

• Verify Locations
• Record Equipment IDs
• Establish Inspection Schedule
• Establish Maintenance Schedule
• Record HPT Information
• Train Responsible Staff

Fire Extinguisher Servicing for Existing Buildings

Existing properties should review servicing whenever:

• Extinguishers Are Old
• Service Records Are Missing
• Building Use Changes
• Fire Hazards Change
• New Equipment Is Added
• Previous Maintenance Is Unclear

What Happens If Fire Extinguishers Are Not Serviced?

Poorly maintained extinguishers may experience:

• Pressure Loss
• Agent Deterioration
• Leakage
• Corrosion
• Blocked Discharge
• Valve Failure
• Hose Damage
• Reduced Firefighting Performance

A fire extinguisher that looks normal from a distance may still require maintenance.

Common Fire Extinguisher Maintenance Mistakes

Avoid:

• Waiting Until an Extinguisher Is Used
• Ignoring Low Pressure
• Returning Partially Used Units to Service
• Ignoring Broken Seals
• Ignoring Corrosion
• Blocking Extinguishers
• Missing HPT Requirements
• Using Incorrect Refill Agent
• Mixing Different Powder Types Without Proper Procedure
• Servicing Without Updating Records

Can Employees Inspect Fire Extinguishers?

Responsible staff can perform routine visual checks when properly instructed.

They can check:

• Location
• Accessibility
• Pressure Gauge
• Seal
• Safety Pin
• Visible Damage
• Hose
• Nozzle

Detailed maintenance, refilling, opening of cylinders and pressure testing should be handled by competent service personnel.

Fire Extinguisher Maintenance Checklist

A practical checklist can include:

• Is the extinguisher present?
• Is it accessible?
• Is signage visible?
• Is the safety pin present?
• Is the seal intact?
• Is the pressure normal?
• Is the cylinder undamaged?
• Is there any corrosion?
• Is the hose intact?
• Is the nozzle clear?
• Is the service label current?
• Is HPT information available where applicable?
• Does the extinguisher still match the hazard?

Fire Extinguisher Service Frequency for High-Risk Areas

Higher-risk areas may require more frequent visual inspection than normal.

Examples include:

• Fuel Storage
• Chemical Processing
• Welding Areas
• Heavy Manufacturing
• Construction Sites
• Outdoor Process Areas
• Marine or Coastal Locations

Inspection frequency should reflect actual operating conditions.

Fire Extinguisher AMC

A Fire Extinguisher Annual Maintenance Contract can help organisations maintain multiple extinguishers across a facility.

AMC support may include:

• Scheduled Inspection
• Annual Maintenance
• Refilling
• Pressure Checks
• HPT Tracking where applicable
• Hose and Nozzle Checks
• Cylinder Inspection
• Service Documentation
• Replacement Recommendations

Advantages of Fire Extinguisher AMC

Potential benefits include:

• Planned Maintenance
• Centralised Service Records
• Reduced Missed Service Dates
• Easier HPT Tracking
• Faster Identification of Defective Equipment
• Consistent Maintenance Across Multiple Locations

Fire Extinguisher Servicing for Multi-Branch Businesses

Businesses operating multiple locations can benefit from a structured extinguisher register containing:

• Branch
• Extinguisher Number
• Type
• Capacity
• Location
• Last Service
• Next Maintenance
• HPT Status

This makes maintenance easier to manage across multiple buildings.

Fire Extinguisher Servicing and Fire Safety Audit

A fire safety audit may review:

• Correct Extinguisher Type
• Quantity
• Location
• Fire Rating
• Accessibility
• Maintenance Status
• HPT Status
• Refilling History
• Suitability for Current Hazards

Fire Extinguisher Servicing and Fire Risk Assessment

Maintenance should not focus only on whether the extinguisher works.

It should also ask whether the extinguisher remains suitable for the hazard.

For example:

• A Store Room May Become a Server Room
• A Pantry May Become a Commercial Kitchen
• A General Store May Begin Holding Chemicals
• EV Charging May Be Added to Parking

Such changes may require different fire protection.

Fire Extinguisher Maintenance in India

For facilities in India, fire extinguisher inspection and maintenance should follow applicable requirements, equipment specifications and current fire safety standards.

A structured programme should include:

• Initial Inspection
• Periodic Checks
• Scheduled Professional Maintenance
• Refilling after Use
• HPT where applicable
• Replacement when Equipment Is Unsafe

Fire Extinguisher Servicing in Puducherry and Pondicherry

Sri Pondy Fire and Safety supports suitable fire extinguisher servicing requirements in Puducherry and surrounding areas.

Applications may include:

• Factories
• Warehouses
• Offices
• Hospitals
• Hotels
• Restaurants
• Schools
• Colleges
• Commercial Buildings
• Apartments
• Industrial Facilities
• Server Rooms
• Data Centres

Businesses searching for fire extinguisher servicing, refilling or maintenance in Pondicherry or Puducherry can obtain equipment inspection, refilling, HPT where applicable, maintenance and AMC support.

Fire Extinguisher Servicing as Part of Complete Fire Safety

Maintaining portable fire extinguishers is only one part of building fire protection.

Depending on the premises, additional systems may include:

• Fire Alarm Systems
• Smoke Detectors
• Heat Detectors
• Fire Hydrant Systems
• Fire Hose Reels
• Fire Sprinklers
• Fire Pumps
• Clean Agent Suppression
• Kitchen Suppression
• Emergency Lighting
• Fire Safety Signage
• Fire Awareness Training
• Mock Fire Drills

All systems should be inspected and maintained according to their specific requirements.

Why Choose Sri Pondy Fire and Safety?

Sri Pondy Fire and Safety provides fire extinguisher maintenance and supporting fire protection services for suitable industrial, commercial and institutional requirements.

Our services may include:

• Fire Extinguisher Inspection
• Fire Extinguisher Refilling
• Fire Extinguisher Maintenance
• HPT where applicable
• Fire Safety AMC
• ABC Fire Extinguisher Service
• DCP Fire Extinguisher Service
• CO2 Fire Extinguisher Service
• Foam Fire Extinguisher Service
• Water Fire Extinguisher Service
• Wet Chemical Fire Extinguisher Service
• Clean Agent Fire Extinguisher Service
• Trolley Mounted Fire Extinguisher Service
• Fire Alarm Systems
• Fire Hydrant Systems
• Fire Sprinkler Systems
• Fire Suppression Systems
• Fire Safety Audits
• Fire Risk Assessments
• Fire Awareness Training
• First Aid Training
• Mock Fire Drills

Frequently Asked Questions

How often should fire extinguishers be inspected?

Under IS 2190:2024, extinguishers should be checked when initially placed in service and thereafter at approximately 90-day intervals. More frequent checks may be appropriate where operating conditions require them.

How often should fire extinguishers receive professional maintenance?

Fire extinguishers generally require professional maintenance once a year, as well as during hydrostatic testing and whenever an inspection identifies a condition requiring maintenance.

Should a fire extinguisher be serviced after it has been used?

Yes. Any extinguisher that has been fully or partially discharged should be professionally inspected and recharged or refilled as required before being returned to service.

When should a fire extinguisher be refilled?

Refilling may be required after discharge, partial use, agent loss, leakage, pressure loss or when professional maintenance identifies a recharge requirement.

How often should fire extinguishers undergo HPT?

Hydrostatic pressure testing intervals depend on the extinguisher and cylinder type, manufacturer requirements and applicable standards. The correct interval should be verified for the specific equipment rather than applying one interval to every extinguisher.

Does an unused fire extinguisher still need servicing?

Yes. Even an unused extinguisher can develop pressure loss, leakage, corrosion, hose deterioration or other faults and therefore still requires scheduled inspection and maintenance.

Can staff perform fire extinguisher inspections?

Trained responsible staff can perform routine visual checks, but detailed servicing, refilling, internal maintenance and hydrostatic pressure testing should be performed by competent personnel.

Does Sri Pondy Fire and Safety provide fire extinguisher servicing and refilling?

Yes. Sri Pondy Fire and Safety provides suitable fire extinguisher inspection, refilling, maintenance, HPT where applicable and AMC support for commercial, industrial and institutional requirements.

Complete Fire Extinguisher Servicing and Maintenance

Fire extinguishers should not be treated as install-and-forget safety equipment.

Periodic visual inspection, scheduled professional maintenance, refilling after use and hydrostatic pressure testing where applicable are all important parts of keeping extinguishers ready for an emergency.

The servicing requirement can also vary according to extinguisher type, installation environment, fire risk and equipment condition.

Sri Pondy Fire and Safety supports fire extinguisher inspection, refilling, maintenance and AMC requirements to help commercial, industrial and institutional facilities maintain reliable first-response firefighting equipment.