Hayward Microstar Clear/S220/S240 Tank Wrench (S200KT) air switch When heater startup becomes unreliable

When heater startup becomes unreliable

and drive components but a failed or aging external power source

That helps restore the control interface without replacing the broader switching system

or no longer usable

Designed for compatible pool return applications

Hayward Microstar Clear/S220/S240 Tank Wrench (S200KT) air switch When heater startup becomes unreliableFilter tank service is easier with the right tool. This Hayward tank wrench is made for compatible Microstar Clear, S220, and S240 filter applications where proper leverage is needed for tank or lid service. Using the correct wrench helps reduce the risk of damaging filter components while making disassembly more manageable. It is a useful addition for service technicians, pool owners, and maintenance teams working on compatible Hayward sand filter