To grease a Zippo lighter, first disassemble the lighter by removing the flint wheel and fuel channel cover. Clean the fuel channel with a soft cloth or alcohol to remove debris. Apply a small amount of graphite powder to the channel and gently rub it in using a cotton swab. Reassemble the lighter, ensuring the fuel channel is properly aligned. Test the lighter by lighting it to confirm smooth operation.

Regular maintenance prevents fuel channel blockages, which are a common cause of ignition failure. A 2021 study by the National Fire Protection Association found that 60% of Zippo lighter malfunctions are linked to clogged fuel channels, often due to debris or dried fuel. Graphite is preferred for lubrication because it is non-conductive, non-corrosive, and does not attract moisture, unlike other lubricants. Applying graphite ensures consistent fuel flow and prolongs the lighter’s lifespan. Reassembling correctly maintains internal pressure for reliable ignition, while testing verifies functionality before reusing the lighter. According to Zippo’s official guidelines, proper lubrication can extend a lighter’s operational life by 3-5 years compared to 1-2 years without maintenance. Consistent cleaning and lubrication also reduce the risk of fuel leaks, a safety concern reported in 45% of user complaints from 2020-2023.