What was found
LANDING IN KPHX PILOT NOTED AIRCRAFT PULL TO THE RIGHT AND RIGHT WING STARTED TO DROP. PILOT FLEW BACK TO CENTER LINE AND SLAPPED THE GEAR HANDLE DOWN. PILOT NOTED HE NEVER HEARD A GEAR WARNING TONE. PILOT LANDED AIRCRAFT SAFELY. POST-FLIGHT INSPECTION NOTED BELLY DAMAGE INDICATION GEAR UP LANDING. PERFORMED FUNCTION TEST ON LANDING GEAR EXTENSION AND RETRACTION SYSTEM, NO DISCREPANCIES NOTED. POSITION INDICATOR LIGHTS AND WARNING TONES FUNCTION NORMALLY. INSPECTED GEAR HANDLE, GEAR SELECTOR VALVE LINKAGE, LANDING GEAR SELECTOR VALVE, HYDRAULIC SERVICE TRAY, HYDRAULIC SERVICE SELECTOR VALVE, HYDRAULIC LOW-PRESSURE SWITCH, HYDRAULIC DELTA P INDICATOR, HYDRAULIC LINES, HYDRAULIC ACCUMULATOR PRESSURE, AND HYDRAULIC RESERVOIR WITH NO DISCREPANCIES NOTED.