Fully manned
- A competent boiler operator in the boilerhouse whilst the boilers are operating.
Local manning
- A competent boiler operator on site whilst the boilers are operating.
- Must be within earshot of alarms and able to attend within 7 minutes.
Unmanned (level 1)
- A competent boiler operator must attend the boilers on a daily basis.
- A trained person must be able to attend an alarm in the absence of a competent boiler operator to ensure that the boiler/boilers are shut down safely and be able to summon a competent boiler operator if required.
Unmanned (level 2)
- Automation on the boilers must follow guidance and be such that the boilers shut themselves down safely in the event of an incident.
- A competent boiler operator must attend the boilers on a daily basis.
- The boilers must be monitored from a remote monitoring centre all the time the boilers are operating and who has the ability to summon a competent boiler operator in the event of failure.
Unmanned (level 3)
- Automation on the boilers must follow guidance and be such that the boilers shut themselves down safely in the event of an incident.
- A competent boiler operator must attend the boilers at least every 72 hours.
- Increased monitoring must be incorporated and monitored from a remote monitoring centre all the time the boilers are operating and who has the ability to summon a competent boiler operator in the event of failure.