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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
For technicians diagnosing a "4-flash" error code or an open limit circuit
ensuring the assembly resists corrosive water conditions and eliminates the risk of "sticking" or "freezing" common in lower-tier safety components
this assembly features a heavy-duty nichrome coil construction supported by high-grade ceramic insulators to prevent sagging and premature failure
allowing technicians to utilize existing hardware or select a specific kit for unique field installations
the unit utilizes silver contacts and a 60-inch capillary tube with a 3/16" x 11-5/8" nickel-plated bulb to ensure rapid response and sustained accuracy in demanding environments
Carrier HK06NB010 Pressure Switch L99H008 For technicians diagnosing a "4-flash"The Carrier HK06NB010 Pressure Switch is a factory authorized OEM safety component designed specifically for secondary heat exchanger monitoring and draft inducer verification in high efficiency gas furnaces. Rated at a fixed 1. 18" WC trip point, this SPST (Single Pole Single Throw) switch ensures the combustion blower is moving sufficient air to safely vent flue gases before the ignition sequence initiates. Constructed with a 1 4" barb connection