What was found
ON GEAR RETRACTION OUT OF YYZ, RT GEAR DOOR LIGHT REMAINED ILLUMINATED ON S/O PANEL AND FRONT PANEL WITH GEAR HANDLE IN OFF POSITION. RECYCLED HANDLE WITH SAME RESULTS. PERFORMED GEAR DOOR WARNING LIGHT ILLUMINATED WITH GEAR HANDLE UP OR OFF, ABNORMAL PROCEDURE WITH GEAR HANDLE IN UP POSITION WITH LIGHT EXTINGUISHED ON APPROACH, CYCLED GEAR WITH SAME INDICATIONS. ADJUSTED RT MAIN GEAR DOOR SWITCH. OPS CHECKS GOOD IAW B727 MM 32-62-11, OKAY FOR CONTINUED SERVICE.