What was found
EXACT SAME REPEAT WRITE UP ON RIGHT PACK LIGHT. PER QRH CLOSED ISOLATION VALVE, TURNED OFF RIGHT PACK. GROUNDED - YES. CONFIRMED FAULT, NO. 2 PACK/ZONE TEMP CONTROLLER BITE SHOWS HARD FAIL R/H RAM AIR INLET ACTUATOR FAIL. NO. 1 CONTROLLER SHOWS NO FAULTS. REMOVED & REPLACED R/H RAM AIR INLET ACTUATOR REF B737-800 AMM 21-51-21. ALSO, REMOVED & REPLACED TCV 2 (V141) AS PRECAUTIONARY REF AMM 21-51-10. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE TEST REF AMM 21-61-00-700-806-002.