What was found
PILOT REPORTED NO LUMBAR SUPPORT FOR CREW SEAT. ADJUSTMENT USING CONTROL KNOB MADE NO DIFFERENCE IN SUPPORT. REMOVED AFT UPHOLSTERY FROM SEAT AND FOUND CONTROL CABLE BROKEN. SUGGEST USING HEAVIER CABLE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT REPORTED NO LUMBAR SUPPORT FOR CREW SEAT. ADJUSTMENT USING CONTROL KNOB MADE NO DIFFERENCE IN SUPPORT. REMOVED AFT UPHOLSTERY FROM SEAT AND FOUND CONTROL CABLE BROKEN. SUGGEST USING HEAVIER CABLE.