How to troubleshoot your HiKOKI 2nd Gen Nailers By: Charlenne Woodcock on 11th April 2026 hikoki tutorials Carpentry hikoki hikoki mcn hikoki 1st fix gun hikoki 2nd fix nailer troubleshooting In this video, we will go through the common issues we get asked about the HiKOKI 2nd-generation nailers. It has been chaptered so that you can skip to whatever part is relevant.This is applicable to the 1st fix nailer (NR1890DCAJPZ), 2nd fix straight brad nailer (NT1865DSAJXZ) and the latest Metal Connector (NR1838DKAJXZ)To see what bolts to remove when checking the 1st fix and MCN for nail jams, see diagram here: https://canva.link/efojifhgy1gg3y3Any questions, please get in contact and we can help you out: sales@multifixuk.com or 0203 248 40860:00 - Introduction0:21 - Why a new battery can solve a red flashing light0:38 - Still showing issue light, try this1:02 - How to clean & clear 1st fix jam1:12 - How to clean & clear 2nd fix jam1:43 - What to clean nailers with2:03 - How to clean & clear MCN3:35 - New battery, clean & cleared mag, try reset3:57 - How to reset 1st fix nailer4:20 - Tip for resetting 1st fix nailer4:45 - How to reset MCN & 2nd fix nailers5:01 - Top tip for resetting all guns5:13 - Nails are not sinking in, try this5:53 - How to re-gas your gun videos Featured: Daniel Woodcock Head of Product & Innovation Related posts "Andy gives his experiences with what he gets from Multifix and whether he recommends th..." Watch Andy Smith's story Paul and Joe from D&D review the HiKOKI 2nd gen 1st fix framing nailer and go over their experience. Buy yours now: https://multifixuk.com/products/hikoki-18v-90mm-2nd-gen-framing-nailer... Watch 's story Paul and Joe from D&D give their first impressions after using the new HiKOKI Metal Connector Nailer for the first time. Buy yours now: https://multifixuk.com/products/hikoki-18v-metal-c... Watch 's story We deliver, set up and support you on site. Switching has never been easier. Book your demo now by calling 0203 248 4086 Watch 's story Test it before you switch. We bring the kit, set it up and let you feel the fix. No gas, no downtime...just drive, Unbeatable Drive. Book your demo by calling 02032484086 Watch 's story We're moving from gas to electric-faster, cleaner, no faff. HiKOKI nailers + Multifix nails + Unbeatable service = Unbeatable Drive. Ready to try it on your site? Watch 's story