Will Stop leak fix a leaking water pump?
The liquid stop-leak product poured into the radiator will flow to the water pump seal and possibly seal or slow the leak. Stop-leak products are not a permanent solution and will only serve as a temporary fix.
Why is the shaft seal on my spa pump leaking?
A leaking shaft seal can easily be confused with a failed volute (impeller housing) o-ring, or with a leaking union or plumbing fitting on top of the pump. In fact, many leaks around the pump will end up running down – and dripping off the bottom. Is Your Shaft Seal Leaking?
How do you remove a pump seal from a spa?
Motors can be removed from a spa without too much work. First make sure that the power is shut off on the main breaker. Place tape over the breaker to prevent others from flipping it back on while you work.
How can I tell which shaft seal is used on my hot tub pump?
The next easiest way to find out which shaft seal is used on your pump is to remove the pump from beneath the spa (shut off power and water valves first), and disassemble the motor from the wet end, so that the shaft seal can be measured and identified. Motors can be removed from a spa without too much work.
What to do if your spa pump is not working?
If your pump was mounted onto a skid, or base, resecure the pump to reduce vibration and movement. Fill the spa or open the valves to allow the pump to fill with water. Turn on the circuit breaker and test the pump. If water does not begin to flow immediately, you probably have an air lock in the pump or spa pak.
When to replace the seal on a spa pump?
Replacing the pump seal before the motor becomes damaged can save on the cost of replacing the entire spa pump. Or, replace the complete wet end – which includes the pump seal and impeller as well as the wet end casing. Replacing the pump seal requires the removal of the wet end from the motor.
What to do if you have a leaky spa pump?
Got a leaky spa pump? Replacing the pump seal before the motor becomes damaged can save on the cost of replacing the entire spa pump. Or, replace the complete wet end – which includes the pump seal and impeller as well as the wet end casing. Replacing the pump seal requires the removal of the wet end from the motor. This video explains how:
What to do if your hot tub pump seal is damaged?
Re-assemble the pump, turning the shaft by hand a few rotations and reconnecting the pump and motor to the rest of your hot tub system. Then flood the strainer with water and start the pump. NEVER RUN YOUR HOT TUB PUMP DRY. This will damage or destroy the seal.
Why is water leaking out of my hot tub pump?
If your pump has a closed volute (meaning you CAN’T see the motor shaft), the water will be leaking out of a drain hole in the bottom of the seal plate or the point where the motor joins the wet end of the spa pump. Once you’ve established that your hot tub leak is due to the pump shaft seal, you’ll need to order a new one.
