What was found
CONTROL UNIT VOLUME CONTROL WORKS EITHER FULL VOLUME OR OFF. NO CONTROLLING VOLUME. REPLACED R1/S5 VOLUME SWITCH. REPAIRED. FOUND THUMBWHEEL TO INTERMITTENTLY DIAL WRONG FREQUENCIES. REPLACED S1 THUMBWHEEL. REPAIRED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CONTROL UNIT VOLUME CONTROL WORKS EITHER FULL VOLUME OR OFF. NO CONTROLLING VOLUME. REPLACED R1/S5 VOLUME SWITCH. REPAIRED. FOUND THUMBWHEEL TO INTERMITTENTLY DIAL WRONG FREQUENCIES. REPLACED S1 THUMBWHEEL. REPAIRED.