There is a rubber-shaped ring around the cylinder known as an exhaust valve. If it is somehow worn, damaged, or missing, remove and replace it as soon as possible. If you face any problem while using the nt65gs finish nailer, follow the following instructions. Push lever not operating smoothly

Step 6: turn your attention to the impeller blade on the motor. If this needs cleaned, again use the aerosol, brush and cloth. Hitachi nail gun intermittent firing? Hitachi nail gun piston not returning? Your hitachi roofing nailer leaks air?If your Hitachi roofing nailer thrusts the nails too profoundly onto the surface, you may follow the instruction below.

Use the supplied aerosol to blast out any ingress and agitate with the supplied brush. Give it a good wipe out with the cloth too.` This is the latest version (J8) of the popular NR90GC2 gun - now with Lithium-Ion batteries instead of NiCd.In the event of Auto Power OFF, to make the tool usable again, detach and reattach the battery. If the tool still doesn't operate, the battery is likely empty and will need re-charging. Step 7: carefully reattach the motor, making sure nothing – cables in particular – are caught around the edge of the housing. Re-do the 4 nuts, reconnect the power and the spark. Step 4: the chamber within the nail gun must be kept clean and free from foreign bodies. Detrius within the chamber can stop the pin from firing and damage the tool. HiKOKI (Hitachi) Gas Nail Gun NR90GC2 First Fix 90mm Framing Nailer Including 2x 1.5Ah Li-Ion Batteries & Charger in Carry Case This battery is for use only with this version of the NR90. Use with other tools may cause the tool not to operate correctly.

If you do not adjust the nail depth accordingly, it can cause the nails to get driven either too deeply or too mildly. So, pay attention to the depth of drive adjustment.

Wrapping it up

Weighing just 3.2kg and being a cordless power tool it can be manoeuvred easily and used in awkward spaces. The ergonomic grip provides user comfort and reduces fatigue over prolonged use. This nailer comes with two 7.2V 1.5Ah batteries, a charger, safety glasses and a carry case for storage and transportation.

Sometimes you may observe that your nailer is not working sharply and taking too much time to operate. We will look at the most common Hitachi nailer problems including typical hitachi roofing nailer problems plus their basic fixes.Proper power tool maintenance is essential to making sure you tools will run all day, every day. This includes cleaning our tools to keep them free from debris and other ingress that can seriously hamper their performance and shorten their lifespan. Step 5: once you’ve finished cleaning the chamber, use the supplied lubricant and apply a small amount around the chamber and the seals. If the battery is attached to the nailer for 12 hours or more, the battery's output will be automatically shut off due to the built in Auto Power OFF feature for the purpose of reducing battery consumption. In this event, the tool will not operate when the trigger is pulled, but this is not a malfunction. Step 3: inside the motor chamber you’ll find 4 nuts that will need to be removed using the Allen key. A red cable marks the spark charger which will need to be removed and the power supplied needs to be decoupled