As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALL LANDING GEAR RETRACTION DID NOT RETRACT - ON GEAR UP COMMAND, THE GEAR DID NOT RETRACT AND 3 GREEN AND 1 RED LIGHTS REMAINED ON. // SIGNOFF // FOUND RH MLG SQUAT SWITCH TO HAVE INTERMITTENT HIGH RESISTANCE. INSTALLED NEW RH SQUAT SWITCH P/N S3176-1 AND RIGGED PER 750 MM 32-60-00. OPERATIONAL CHECK IS GOOD.GEAR SWING AND OPERATIONAL CHECK SATISFACTORY. ALL WORK DONE IAW MODEL 750 (0001 - 0500) MAINTENANCE MANUAL (REV 51) 32-60-00 (REV 50).