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NAME | LOCATION | MEANING WHEN ILLUMINATED | ACTION TO BE TAKEN #1 NOSE TRANS OIL HOT | Caution Panel | No. 1 nose gear box oil temperature above 121°C | Check No. 1 NOSE TRANS OIL PRESS caution light and no. 1 nose gear box oil temperature gage #2 NOSE TRANS OIL HOT | Caution Panel | No. 2 nose gear box oil temperature above 121°C | Check No. 2 TRANS OIL PRESS caution light and No. 2 nose gear box oil temperature gage TRANS OIL PRESS | Caution panel | Main gear box pressure below 13 psi | Check TRANS OIL HOT caution light, and main gear box oil pressure and temperature gages TRANS OIL HOT | Caution panel | Main gear box oil temperature above 121°C | Check TRANS OIL PRESS caution light, and main gear box oil pressure and temperature gages 1ST STG SERVO PRESS | Caution panel| 1st stage flight control system hydraulic pressure below 2000 psi | Check 1st stage flight control system pressure gage, if pressure low, turn off 1st stage flight control system 2ND STG SERVO PRESS | Caution panel | 2nd stage flight control system hydraulic pressure below 2000 psi | Check 2nd stage flight control system pressure gage, if pressure low, turn off 2nd stage flight control system IFF | Caution panel | When operating in NODE 4, system has malfunctioned or being interrogated and no reply being made | Make reply or determine malfunction. 2ND STG TAIL ROTOR SERVO | Caution panel | Utility hydraulic pressure to tail rotor servo below 1000 psi | Check utility hydraulic system pressure gage. If low, monitor 1st stage flight control system hydraulic pressure gage UTILITY HYD FLUID HOT | Caution panel | Utility hydraulic oil temperature above 135°C | Check utility hydraulic system oil pressure gage. If low, land as soon as practical Landing Gear Warning Light | Landing gear control handle | Landing gear in transient or not locked up or down | Cycle landing gear and check position indicators. Use emergency system if landing gear not locked down
