HP Latex 3000 Printer - Manual (Page 11)

Ink handling
HP recommends that you wear gloves when handling ink system components.
Use of tools and keys
● Users: Daily operations including printer settings, printing, substrate loading, replacement of ink
reservoirs, and daily checks. No tool or maintenance key is required.
● Maintenance personnel: Hardware maintenance tasks and replacement of printheads, filters, ink waste
bottles, foams, and printhead cleaning roll. The maintenance key and a flat screwdriver are required.
● Service personnel: Any repair or maintenance operation, running diagnostics, and troubleshooting.
Required:
◦ Maintenance key
◦ E-cabinet key
◦ Mains switch key
ENWW Safety precautions 5