4. OPERATION4.1. INSERTING RIVET NUTS4.1.1. Adjust the working stroke by rotating the sheath anticlockwise to lengthen the working stroke and clockwise to shorten the workingstroke.Note: Model No: AK3985.V2 has a stroke scale to gauge optimum compression (see Fig.1). Only work when the scale indicates6mm and below.4.1.2. Retighten the knurled lock ring.4.1.3. Screw a nut onto the mandrel, until it is level with the end of the nut.4.1.4. Insert the riveter into the hole and close the handles to rivet the nut. The rivet needs to shorten by approximately 6mm.4.1.5. Rotate the thumbwheel anticlockwise to remove the mandrel from the rivet nut.4.2. CHANGING THE MANDREL (REFER TO FIG.2)4.2.1. Use the tool to remove the mandrel nut, remove the sheath and its washer.4.2.2. Place the spanner supplied over the mandrel and use it to hold down the tube to engage and hold the hex nut. Use anotherspanner to undo the mandrel (anticlockwise).4.2.3. Screw in the new mandrel, refit the sheath, its washer and the mandrel nut, ensure they are all tight before use.5. TROUBLESHOOTING5.1. If the mandrel can not be easily removed from a rivet, DO NOT try to force it as it could cause damage to the riveter. Use aspanner to rotate the mandrel anticlockwise to release it from the rivet.fig.1fig.2Sealey Group, Kempson Way, Suffolk Business Park, Bury St Edmunds, Suffolk. IP32 7AR01284 757500 01284 703534 sales@sealey.co.uk www.sealey.co.ukENVIRONMENT PROTECTIONRecycle unwanted materials instead of disposing of them as waste. All tools, accessories and packaging should be sorted, taken toa recycling centre and disposed of in a manner which is compatible with the environment. When the product becomes completelyunserviceable and requires disposal, drain any fluids (if applicable) into approved containers and dispose of the product and fluidsaccording to local regulations.Note: It is our policy to continually improve products and as such we reserve the right to alter data, specifications and component parts without priornotice. Please note that other versions of this product are available. If you require documentation for alternative versions, please email or callour technical team on technical@sealey.co.uk or 01284 757505.Important: No Liability is accepted for incorrect use of this product.Warranty: Guarantee is 12 months from purchase date, proof of which is required for any claim.Original Language Version© Jack Sealey Limited AK3984.V2 AK3985.V2 Issue 2 (4) 07/01/2020