8.2 Inspection intervalsDuring commissioning orafter the first 3 monthsevery yearDistance of the rope protection clamp X XChecking the air gap of the brake X XVisual inspection of the fixing screws on the housing,brakes and traction sheave. The locking varnish mustbe free of damage.X XCheck the traction sheave if worn out XCheck the microswitch XNote: All fixing screws on the housing, brakes and traction sheave are marked with locking varnish.That means a loosened screw is optically visible. If a screw does get turned, it must be tightenedusing the prescribed tightening torque, the old locking varnish needs to be removed and marking hasto be made again.8.2.1 Checking the air gap1. The airgap has to be checked 3 times at the circumfence. The maximum value of the three has tobe taken into account.2. If the maximum value of the air gap is exceeded on one of the magnets, it must be changed thebrake rotor and the O-ring.Maximum admissible air gap after wear: 0.9 mm!8.3 Spare partsSpare parts and accessories not supplied by ZIEHL-ABEGG SE have not been tested or approved byus. These parts may be lower in function or quality and therefore can reduce functionality or safety ofthe installation. ZIEHL-ABEGG SE will assume no liability or guarantee for damages caused by spareparts that are not approved.Available spare parts:• Absolute encoder• Brake (complete)• Brake rotor & O-rings• Micro switch for Brake• Traction sheave• Rope guardService and maintenance$7%$B*% Part.-No. 01008166-GB (EU-BD 845)16/682ULJLQDORSHUDWLQJLQVWUXFWLRQVZAtop – model series SM160.30B/40B