HP Latex R2000 User Guide - Page 208

Clean the printhead contacts WARNING! This operation is limited to trained personnel only! NOTE: During the installation of the printer, the designated personnel received training for safe operation and maintenance of the printer. It is not allowed to use the printer without this training. WARNING! Read and follow the safety precautions section to make sure you use the equipment safely: see Safety precautions on page 3. You are expected to have the appropriate technical training and experience necessary to be aware of hazards to which you may be exposed in performing a task, and to take appropriate measures to minimize the risks to yourself and to others. Risk of burns Crush hazard Risk of trapped fingers For more safety information, see Safety precautions on page 3 Hazardous moving part Clean the printhead contacts in the carriage slot 1. Ensure that you have the printer cleaning kit, which is provided with your printer. 2. Identify which printheads need cleaning, usually after the Internal Print Server recommends replacing or reseating them. 3. Open the carriage cover. 4. Turn off the printer in the correct way for maintenance operations: see Turn the printer off on page 139. 5. Carefully remove the printheads that may need cleaning from the carriage and protect them using their orange sealing caps. CAUTION: Ensure that each printhead uses its own color cap. This is especially important with the Optimizer printhead caps as there is a high risk of nozzle damage if they are used with the color printheads and vice-versa. The optimizer caps are labeled as shown below. TIP: Remember which printhead came from which slot; the printer will report an error if you later replace a printhead in the wrong slot. 200 Chapter 9 Hardware maintenance ENWW