What was found
LANDING GEAR WOULD NOT RETRACT UPON DEPARTURE; GEAR HANDLE WOULD NOT RAISE. FOUND NLG SQUAT SWITCH OUT OF ADJUSTMENT. RE-ADJUSTED SWITCH IAW MM, PERFORMED 8 GEAR SWINGS, GEAR HANDLE AND INDICATOR'S WORK PROPERLY. REMOVED ACFT FROM JACKS, SERVICED HYD SYS RESERVOIR, NO FURTHER ACTION REQUIRED AT THIS TIME. REF MM 7-10-0, 32-60-00, 52-80-20, 12-10-15.