this pilot-operated valve handles a flow capacity of 5

the A17526 supports optimal system balance and fluid flow control

This is a 1-trial lockout module

Dual Voltage Performance: Engineered to provide 6000W at 240V or 4500W when operated on 208V systems

Carrier HK42FZ064 Control Board 320788-703 this pilot-operated valve handles aReplace a failing or shorted furnace control with the Carrier HK42FZ064 Control Board, the definitive OEM replacement for maintaining communication between your thermostat, inducer motor, and blower. As a veteran grade HVAC furnace control board, this unit is engineered to manage critical furnace ignition sequences and safety protocols, specifically resolving furnace error codes such as 1 3 (Limit circuit lockout) or 3 4 (Ignition proving failure).