What was found
(CAN) ON APPROACH, PILOT SELECTED GEAR DOWN AND HAD NO NOSE GEAR INDICATION. RECYCLED GEAR AND RECEIVED ALL GREEN LIGHTS, BUT ALSO HAD A GEAR INTRANSIT AND HYDRAULIC PRESSURE ON LIGHT. PULLED ALTERNATE GEAR EXTENSION WHICH PUTS 2,000 PSI ON DOWN SIDE AND LANDED OK. FOUND DOWNLOCK MICROSWITCH OUT OF RIG. ADJUSTED AIRCRAFT SERVICEABLE.