What was found
AFTER TAKEOFF AND GEAR RETRACTION, NOSE GEAR INDICATED UNSAFE, ALL QRH PROCEDURES ACCOMPLISHED, LANDING WEIGHT WAS 99,000 IBS, SINK RATE AT TOUCHDOWN 100 FPM. FOUND NOSE STRUT FLAT (ZERO PRESSURE), JACKED NOSE GEAR AND CYCLED SEVERAL CYCLES PER B717 AMM 32-30, NOSE GEAR FUNCTION CHECK NORMAL. AS PRECAUTIONARY REPLACED SCHRADER VALVE.