Faulty Canon Pixma MG5150 printer/scanner (Weybridge KT13)

FAULTY Canon Pixma MG5150 printer/scanner. Prints and scans under Windows 10 using Canon driver and software. However it only works intermittently. Sometimes it prints a blank page. Sometimes it stops with error code 6000. The ink levels in the cartridges are very low. Please only ask for this if you are happy messing about with printers. It is being offered as FAULTY.