8 Maintenance Operating Instructions BA ULTIMATE POWER + / BA ULTIMATE52 64 01 553 D3551.201.03.03.02Process✔ The expiry date of the chuck tester (A) has not elapsed.1. Insert the chuck tester into the FG clamping system [ → 28].2. Tighten the chuck tester until the marking ring appears (withdrawalforce: 22 N)Does the chuck tester slide out of the chuck before the marking ringappears?CAUTION! The chuck is defective and the secure fit of the burrinstrument is not guaranteed. This may cause injury!Workshop _ BA1. Do not use the product.2. Have the clamping system replaced by a workshop authorized byB.A. International.Tip: Record the time and result of the check for your own information.6401553.book Seite 52 Montag, 13. Juni 2016 4:27 16