This is the Vulcan Quasar Blue Dot Switch Fan Thermostat, SKU CT-BLUEDOTB. It's a critical replacement part for keeping those Vulcan Quasar wall furnace units running smoothly, especially as we head into another chilly Aussie winter. When a furnace fan won't kick in, often it's this little component that's causing the headache.
Designed as a direct replacement, this thermostat ensures your heating system maintains proper fan operation, pushing warm air into the room efficiently.
Best For
- HVAC service technicians
- Licensed gas fitters
- Competent DIY owners maintaining Vulcan Quasar wall furnaces
Compatibility
This switch fan thermostat is designed specifically for Vulcan Quasar wall furnace units. It suits the 26-30MJ (megajoule) models. This component also crosses over as Bonaire Part Number 5441602SP. If you're running a different model, check fittings and specs before ordering.
Features
- Direct replacement for Vulcan Quasar wall furnace units.
- Specifically designed for 26-30MJ Quasar models.
- Functions as a switch fan thermostat, controlling the furnace fan's operation.
- Genuine OEM part, also known by Bonaire PN 5441602SP.
What's in the Box
- 1x Vulcan Quasar Blue Dot Switch Fan Thermostat (CT-BLUEDOTB)
Using It on the Job
- Always isolate power to the wall furnace at the main switchboard before starting any work. Use lockout/tagout procedures where appropriate.
- Access the existing fan thermostat within the Vulcan Quasar unit, referring to the manufacturer's service manual. Note its wiring and mounting position.
- Carefully disconnect the old thermostat, ensuring you photograph or diagram the wiring for correct reassembly.
- Install the new CT-BLUEDOTB thermostat, ensuring all electrical connections are secure and correct according to the wiring diagram.
- Double-check all wiring and ensure no tools or loose components are left inside the furnace compartment.
- Restore power and test the furnace operation, verifying the fan engages and disengages as expected with the heating cycle.
Limitations & Safety Notes
- Only for use with compatible Vulcan Quasar 26-30MJ wall furnace units.
- All electrical and gas work must be performed by a licensed professional in accordance with Australian standards and local regulations.
- Always ensure power is isolated and verified before commencing any work on heating appliances.
- Refer to the specific Vulcan/Bonaire service manual for detailed installation instructions and safety warnings.
Tradie Pro Tip
Before you swap this out, always double-check the fan motor itself. Sometimes the thermostat gets blamed, but a seized fan bearing or a weak run capacitor is the real culprit, especially on older units. Save yourself a call-back.
Pair With
Pair with other genuine Bonaire heating spares or a quality multimeter for diagnosing electrical issues. Check out our range of diagnostic tools and flue gas analysers for your kit.