What was found
LANDING GEAR WOULD NOT RETRACT AFTER T/O, LDG WT 301K#. ONLY SYS 1 UTILIZED. PERFORMED PDCU BITE TEST PER AMM 32-00-00-05. NO FAULTS FOUND. PERFORMED TEST OF 2GA USING SIMULATED TEST BOX PER AMM 32-31-11-04 ON BOTH SYS 1 AND 2. OPS CK GOOD. LDG GEAR POSITION NR 1 DEFERRED PER MEL 32-61-04.