Belimo CQKB24-S-RR Actuator R-407C Installing a blade with incorrect

Installing a blade with incorrect rotation will result in immediate system performance failure

The NAE 5 ZAA includes an internal check valve

you must install a 500 Ohm resistor across the input signal (Wire 3) and common (Wire 1)

This unit is the primary upgrade for the legacy VAL6376 gas valve

Drain the lines and check the condensate trap before installing the new switch to prevent repeat failure

Belimo CQKB24-S-RR Actuator R-407C Installing a blade with incorrectThe Belimo CQKB24 S RR is a compact, high performance failsafe rotary actuator designed for use with ZoneTight zone valves in commercial HVAC systems. Operating on a 24V AC DC power supply, this actuator provides reliable on off or floating point control with an integrated auxiliary switch for position feedback. Designed for tight spaces, the CQKB24 S RR features a supercapacitor power storage system, ensuring the valve returns to the fail safe