What was found
IN FLIGHT, AIRCRAFT WAS UNABLE TO MAINTAIN N2 RPM. RETURNED TO BASE. FOUND CUSTOMER BLEED AIR LINE LOOSE AT FIREWALL FITTING.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
IN FLIGHT, AIRCRAFT WAS UNABLE TO MAINTAIN N2 RPM. RETURNED TO BASE. FOUND CUSTOMER BLEED AIR LINE LOOSE AT FIREWALL FITTING.