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cap screws should be tightened to 204 in-lb to ensure a secure polyurethane-to-metal bond during operation
verify your specific wiring diagram as fan circuitry is electrically separate from thermostatic circuitry
and Low—allow technicians to fine-tune the CFM across the heat exchanger for optimal temperature rise and latent cooling performance
6 EER rating
which is critical for the actuator's 22 lb seating force and 5/16-inch stroke to operate without binding
Williams P323665 Thermal Cutoff L99H008 cap screws should be tightenedWhen you're troubleshooting a Williams wall furnace that won't kick on despite a healthy pilot, the Williams P323665 Thermal Cutoff is a primary failure point to inspect. This genuine OEM Williams furnace part serves as a critical high limit safety switch, designed to interrupt the electrical circuit if internal temperatures exceed safe operating parameters. Specifically calibrated with a 167C (333F) trip point, this thermal link provides non