![]() The right-hand switch and plastic tube controls the speed of the water circulating pump.Ībove we see these two plastic tubes at their connection to the electrical controls below the tub. You can see the pneumatic tub-rim blower on / off button at the white arrow on the right side our photo above.īelow at left in the photo taken from underneath the tub rim we see the plastic tube that connects the pneumatic switch on the tub side to the electrical control that in turn will switch on the blower motor. This feature, found on hot tubs and some other spas may be absent from a simpler whirlpool bath or jetted tub. Air blower motor: Air is forced through separate piping and up through small openings in the tub bottom, seats, or sides by a separate blower or air pump - discussed here.No separate motor is needed for this feature by opening an air inlet on the water suction piping, air is drawn into the water jet piping system for the jets powered by the circulating pump. The yellow arrow marks the tub rim air inlet valve to admit air into the water jet system. Air inlet to jets: Air enters the water jets by manually opening an air inlet valve, usually a plastic turn-screw on the tub edge.Spa Blower Assembly: the air pumpĪbove: the air inlet and blower controls of an older jetted tub installed in Two Harbors MN.Īir is delivered to hot tubs or whirlpool baths in one or sometimes two methods: If the leak persists, turn off power, drain water pressure from the tub, and remove the cap to inspect the cap gasket. Next check the bleeder screw on the cap to be sure that's closed. Sometimes the knob was not adequately tightened or vibration may have caused it to loosen. If you see water below or around the tub filter check here first.įirst try hand tightening the top fastening knob (red arrow). My index finger points to a place to feel for water leaking around the filter cap gasket. Our photo shows a common leak point at jetted tubs and one that's usually easy to fix: a worn or cracked gasket at the cover of the tub's filter canister, or a canister top that has not been adequately-tightened. This article describes the diagnosis & repair of common hot tub or spa problems at the blower unit, the spa or hot tub filter, including filter leaks, spa or hot tub heater repairs, hot tub or spa jet repairs, hot tub and spa motor or wet end troubleshooting & repair or replacement, and fixing other leaks at a hot tub or spa. ![]() Spa / Hot Tub Troubleshooting & Leak Repairs We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. We discuss hot tub leaks, broken hot tub or spa jets, hot tub or spa water temperature & heater repair, hot tub or spa pump diagnosis & repair, hot tub or spa filter maintenance, cleaning & repair, noisy air pumps at hot tubs, noisy water pumps at the hot tub or spa, and other hot tub, spa or whirlpool bath diagnosis & repair topics. This article series describes the use, operation, maintenance as well as common problems, troubleshooting, & repair suggestions for hot tubs, spas, and whirlpool baths. Hot tub & spa or whirlpool bath troubleshooting & repair guide. We have no relationship with advertisers, products, or services discussed at this website. InspectAPedia tolerates no conflicts of interest.
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