Master Spas Air Blower Failure or Overheat Protection

Air blower does not turn on or shuts off quickly after starting

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Failed blower motor, Water intrusion into blower, Blocked air intake, Overheated blower thermal protector tripping

Safety first: Turn off power before inspecting the blower.

Locate blower: Find the air blower unit in the equipment bay, usually connected to a large air manifold.
Check intake: Ensure the blower air intake is not blocked by insulation or debris.
Inspect for water: Look for signs of water inside the blower housing or tubing. If water is present, the blower may be damaged and should be replaced.
Test operation: Restore power and briefly activate the blower. If it hums or trips off quickly, replace the air blower assembly.

Medium 3/5

Air Blower Assembly

Check Price on Amazon

We may earn a commission from links on this page.