Free boiler annual service checklist
Enter your email below to download the PDF-ready service procedure. No account required.
A step-by-step annual service procedure for steam and hot water boilers (gas and oil fired). Includes all monthly service tasks plus full internal inspection (tubes, shell, fireside, waterside), hydrostatic pressure test per AS 3788, burner service with combustion efficiency test, gasket replacement, refractory and insulation inspection, full electrical and controls test, calibration of safety and operating controls, efficiency test (combustion analysis), economiser and condensate return inspection, and AS 3788 compliance certification. The boiler must be shut down and cooled for internal inspection. Includes fluid specifications, parts list and technician sign-off. This page explains what the service involves, how to perform it, and offers a free PDF-ready form you can download straight away.
Last updated: 2026-03-26 · MapTrack
Commercial Director
How to use: Complete the monthly service first. Shut down and cool the boiler for internal inspection. Then work through each annual additional task. Tick Done as each task is completed. Record test results and notes. Set the next service due date and sign off.
- ✓ PDF-ready. Open and print to PDF
- ✓ Includes fluid specs, parts list and sign-off
- ✓ Free to use with or without MapTrack
Download free PDF template
Trusted by Australian facilities and maintenance teams
We use your email to send your download and occasional MapTrack updates. Unsubscribe anytime. Privacy policy
Preview the template
See the first part of the service procedure below. Enter your email above to download the full boiler annual service procedure (PDF-ready).
What is a boiler annual service?
A boiler annual service is the most comprehensive level of scheduled preventive maintenance for steam and hot water boilers. It includes all monthly service tasks plus additional items that require the boiler to be shut down, cooled and opened for internal access. The annual service covers a full internal inspection of the pressure vessel (tubes, shell, fireside and waterside surfaces checked for scale, corrosion and pitting), a hydrostatic pressure test at 1.5 times the maximum allowable working pressure per AS 3788, a complete burner service (nozzle cleaning or replacement, air/fuel ratio adjustment, combustion efficiency test with flue gas analyser), replacement of all gaskets (manhole, handhole, inspection covers), inspection of refractory and insulation, full electrical testing of safety controls, limit controls, flame safeguard and ignition sequence, calibration of all safety and operating controls, an efficiency test (combustion analysis measuring O2, CO, CO2 and stack temperature), inspection of the economiser and condensate return system, and a formal compliance inspection per AS 3788 with log book and certificate updates.
Benefits of scheduled boiler servicing
- Pressure vessel integrity: the internal inspection and hydrostatic test confirm the boiler shell and tubes are structurally sound, preventing the most serious type of equipment failure.
- Regulatory compliance: AS 3788 compliance inspection is a legal requirement for registered pressure vessels. Documented annual service records satisfy WorkSafe and insurance auditors.
- Maximum efficiency: a full burner service with combustion analysis ensures the boiler is burning fuel at the optimal air/fuel ratio, reducing fuel costs and emissions.
- Extended boiler life: annual internal inspection catches scale, corrosion and pitting before they compromise vessel integrity. Refractory repairs prevent hot spots and heat loss.
- Prevent unplanned shutdowns: gasket replacement, control calibration and comprehensive testing reduce the risk of mid-season failures that leave the building without heating or process steam.
- Insurance requirements: most boiler insurance policies require annual inspection by a competent person. Failure to comply may void coverage.
Benefits of digitising forms in MapTrack
When you move from paper or static PDFs to digital forms in MapTrack, you get:
- Field users can easily scan a QR code to complete a form on mobile. Unlimited users.
- Automatically get alerts when faults are identified.
- Link every form digitally as a PDF to the relevant asset, location or person.
- Receive a digital PDF copy with every submission to your email.
- Ability to share forms digitally.
- Build conditional logic (show or hide questions based on answers).
- Take pictures or attach photos. Not possible with a paper-based form.
- Electronic signatures.
- Edit forms later without reprinting.
- Restrict permissions (who can view, complete or approve).
- Build forms with AI (describe what you need and MapTrack suggests the form).
Book a demo to see digital service procedures and calendar-based scheduling in MapTrack.
Service actions included in the annual procedure
This service procedure covers 12 additional annual service actions (on top of all monthly tasks) across 6 system areas:
- Internal inspection: full internal inspection (tubes, shell, fireside, waterside for scale, corrosion, pitting), refractory and insulation inspection.
- Pressure testing: hydrostatic pressure test at 1.5x working pressure per AS 3788.
- Burner service: clean or replace nozzles, adjust air/fuel ratio, combustion efficiency test with flue gas analyser.
- Gaskets and seals: replace all gaskets (manhole, handhole, inspection covers).
- Electrical and controls: full electrical test, calibrate all safety and operating controls.
- Ancillary systems and compliance: inspect economiser and condensate return, efficiency test (O2, CO, CO2, stack temperature), AS 3788 compliance inspection, update boiler log book and compliance certificate.
Fluid specifications
General fluid specifications for steam and hot water boilers. Water treatment should be managed by a qualified water treatment provider.
| System | Type / Grade | Notes |
|---|---|---|
| Water treatment chemicals | Oxygen scavenger, pH control, anti-scale | Per water treatment provider |
| Fuel (gas) | Natural gas or LPG as applicable | Check supply pressure |
| Fuel (oil) | Diesel or light fuel oil as applicable | Check supply pressure |
Always refer to the boiler manufacturer's service manual for your specific make and model. All pressure testing must comply with AS 3788.
Parts and consumables
Have the following parts and consumables ready before starting the annual boiler service (in addition to monthly items):
- Manhole / handhole gaskets - 1 set
- Burner nozzles - as required
- Refractory cement (if patching)
- Flue gas analyser calibration gas
- Water treatment chemicals
- Boiler water test kit (reagents)
Check the manufacturer's parts manual for specific part numbers before ordering.
How to perform a boiler annual service
- Complete all monthly service tasks first. Refer to the monthly service procedure for the full checklist.
- Shut down the boiler and allow it to cool to a safe temperature for internal access. Isolate fuel, electrical and water supplies.
- Open manhole and handhole covers. Perform a full internal inspection of tubes, shell, fireside and waterside surfaces. Look for scale, corrosion, pitting and erosion. Inspect refractory and insulation for cracks, spalling and hot spots.
- Perform the hydrostatic pressure test at 1.5 times the maximum allowable working pressure per AS 3788. Hold pressure for the required duration and inspect for leaks or deformation.
- Service the burner: clean or replace nozzles, adjust the air/fuel ratio, and perform a combustion efficiency test using a flue gas analyser (measure O2, CO, CO2, stack temperature).
- Replace all gaskets (manhole, handhole, inspection covers). Reassemble and prepare for recommissioning.
- Perform a full electrical test of safety controls, limit controls, flame safeguard and ignition sequence. Calibrate all safety and operating controls.
- Inspect the economiser (if fitted) and condensate return system.
- Complete the AS 3788 compliance inspection. Update the boiler log book and compliance certificate.
- Record any defects or recommendations in the notes section. Set the next monthly and annual service due dates. Sign off.
In MapTrack, you can schedule services by calendar date, get automatic reminders, complete service procedures on mobile and link every record to the asset. Book a demo to see how.
Get the free template
Enter your email above to download the boiler annual service procedure.
Back to download formBoiler service interval hierarchy
Boiler maintenance follows a tiered schedule where each level includes all tasks from the level below. This is called carry-forward or cumulative servicing.
Safety valve test, water level controls, burner inspection, water chemistry, blowdown, flue inspection. Estimated 1.5-2.5 hours.
Annual service (you are here)
All monthly tasks plus internal inspection, hydrostatic test, burner service, gasket replacement, refractory inspection, full electrical test, efficiency test and AS 3788 compliance. Estimated 6-10 hours (plus cool-down time).
In MapTrack, you can configure service schedules by calendar date and receive automatic alerts when each interval is due.
Frequently asked questions
- What is included in a boiler annual service?
- A boiler annual service includes all monthly service tasks (safety valve test, water level controls, burner inspection, water chemistry, blowdown, flue inspection) plus a full internal inspection (manhole/handhole open, inspect tubes, shell, fireside and waterside), hydrostatic pressure test at 1.5x working pressure per AS 3788, full burner service (clean/replace nozzles, air/fuel ratio adjustment, combustion efficiency test with flue gas analyser), replacement of all gaskets, refractory and insulation inspection, full electrical test, calibration of all safety and operating controls, efficiency test (combustion analysis), economiser and condensate return system inspection, and AS 3788 compliance certification. The boiler must be shut down and cooled for internal inspection. It takes approximately 6 to 10 hours plus cool-down time.
- What is a hydrostatic pressure test on a boiler?
- A hydrostatic pressure test involves filling the boiler with water and pressurising it to 1.5 times the maximum allowable working pressure (MAWP) as specified in AS 3788. The test confirms the structural integrity of the pressure vessel, checking for leaks, deformation or weakness in the shell, tubes, welds and fittings. It is a mandatory part of the annual inspection for registered pressure vessels in Australia. The test must be performed by or under the supervision of a competent person.
- What Australian standard governs boiler inspections?
- AS 3788 (Pressure Equipment - In-service Inspection) is the primary Australian standard governing boiler and pressure vessel inspections. It specifies inspection intervals, procedures, acceptance criteria and documentation requirements. All registered boilers must be inspected in accordance with AS 3788 or an equivalent risk-based inspection (RBI) plan approved by the relevant state or territory authority. WorkSafe or equivalent regulators in each state administer the registration and inspection requirements.
- Is the template free to use without MapTrack?
- Yes. Download and use the boiler annual service procedure for free. Open the file and use your browser's Print, then Save as PDF. No MapTrack account required. If you later want digital service procedures linked to each asset with scheduling, compliance tracking and alerts, we would be happy to show you MapTrack.
Need digital service procedures for your facilities?
Register every boiler, chiller and critical asset in MapTrack. Set up monthly and annual service schedules, complete procedures on mobile, track parts and costs, and get automatic alerts when the next service is due.