Lennox 70L53 Gas Valve THPU32HP7Y 15" WC low limit switch

15" WC low limit switch used primarily in Daikin and McQuay air handling systems

it is recommended to install a new 5 MFD / 370V run capacitor (sold separately) to ensure the Carrier HC33GE233 starts correctly and maintains the proper phase angle

Ensure the power is locked out and the crankcase is de-pressurized if accessing internal ports

Common Questions Can this relay be used on 240V circuits

such as Buna-N diaphragms

Lennox 70L53 Gas Valve THPU32HP7Y 15" WC low limit switchThe Lennox 70L53 Gas Valve is a critical OEM replacement gas valve for residential and light commercial furnaces, engineered to ensure precise fuel regulation and consistent ignition. This 24V smart valve is factory set for natural gas with a standard 3. 2" WC outlet pressure, providing the exact manifold pressure required for modern high efficiency heating cycles. As a direct replacement for the Honeywell SV9501H2409, this unit integrates both gas