What was found
NOSE GEAR DID NOT RETRACT AFTER TAKEOFF. GREEN NOSE GEAR LIGHT ON AND RED GEAR UNLOCK LIGHT ON. NO OTHER INDICATIONS. SELECTED GEAR DOWN GOT ALL 3 GREEN DOWN AND LOCKED AND NO RED AND LANDED. JACKED ACFT. RETRACTED GEAR, FOUND NLG WOULD PARTIALLY RETRACT THEN WOULD FAIL TO EXTEND POSITION ONCE MLG WERE UP AND LOCKED. RANG OUT NLG UPLOCK SWITCH. FOUND PINS D AND E OPEN. SHOULD BE NORMALLY CLOSED. R & R NLG UPLOCK SWITCH. ADJUSTED SWITCH IAW MM 32-30-05. PERFORMED LANDING GEAR FUNCTIONAL CHECK. SYS CHECK GOOD IAW MM 32-01-00. REMOVED MULE ON STICK. DOWN JACKED ACFT.