Condition: used, turning length 500 mm turning diameter over bed 297 mm turning diameter over slide rest 160 mm spindle bore 36.0 mm tool adaptor DIN 55022 Gr. 5 quill: 3 MK quill travel 90.0 mm turning speeds 30 - 3550 U/min motor speeds: 1410 / 2830 U/min total power requirement 3.3 kW voltage 380 V weight of the machine ca. 620 kg. range L-W-H 1420 x 700 x 1200 mm from a vocational school - very good condition (!!) Feb Hn Nov Dmnqe Sysgb regularly receive a WEILER factory service particularly suitable for medium-precision turned parts Equipment: - robust lead/pull spindle lathe - KLOPFER four-jaw chuck Ø 140 mm - collet holder with lots of collets - chuck key - MULTIFIX steel holder A, with 3x new inserts - movable tailstock - adjustable bed stop - control panel, front left - automatic feeds for face and top support - pole-changing drive motor - machine base frame, with cabinet door (storage area) - chip splash guard rear wall

Condition: excellent (used), Year of construction: 2008, operating hours: 24,462 h, Functionality: fully functional, turning length: 753 mm, turning diameter: 545 mm, spindle motor power: 11,000 W, spindle speed (max.): 6,000 rpm, spindle bore: 52 mm, travel distance X-axis: 410 mm, travel distance Y-axis: 140 mm, travel distance Z-axis: 805 mm, rotational speed (max.): 12,000 rpm, type of input current: three-phase, bar passage: 52 mm, total height: 2,140 mm, total length: 3,100 mm, total width: 2,340 mm, bar diameter: 52 mm, spindle nose: Capto C6, overall weight: 8,200 kg, Equipment: rotational speed infinitely variable, Mazak Integrex 100-IVST CNC Mill/Turn Lathe Machine Type: CNC Mill-Turn Lathe with Automation Year: 2008 Control: Mazatrol Matrix Production Hours: 24462hrs Condition: Excellent Includes GL50F Gantry Loader Automatic Door Selection of Tool Holders Cromar Swarf Conveyor MMS 1000 Filter System Cromar Coolant Filtration Sump Pump Fire Suppression 70 Bar High Pressure Coolant Technical Specifications Max Turning Diameter: 545mm Max Turning Length: 753mm Bar Passage: 52mm Main Spindle Drive: 11kW Main Spindle Speed: 6000rpm Spindle Nose: A2-5 Sub Spindle Drive: 11kW Sub Spindle Speed: 6000rpm Counter Spindle C Axis: 0.001° indexing Milling Spindle Drive: 5.5kW Milling Spindle Speed: 12000rpm B Axis: 225° Fsb Hov D H Dren N Sysgb Spindle Taper: Capto C6 X1-Axis Travel: 410 mm Y1-Axis Travel: 140 mm Z1-Axis Travel: 805 mm X2-Axis Travel: 220 mm Z2-Axis Travel: 780 mm W-Axis Travel: 790 mm ATC Stations: 40 Max Tool Length: 200mm Max Tool Diameter: 90mm Max Tool Weight: 39.2N Lower Turret: 9 Stations Coolant: 70 Bar High Pressure Coolant Machine Dimensions(excluding GL50F): 3100 x 2340 x 2140mm Machine Weight: 8,200kg GL50F Gantry Loader Specifications Cylinder Diameter: 56mm Cylinder Stroke: 33mm Max Pressure: 0.99MPa Max Loading Capacity: 49N x 2(5kgf) Loading/Offloading Conveyor Front & Rear Entry

Condition: ready for operation (used), Year of construction: 2002, Functionality: fully functional, machine/vehicle number: 81154, turning length: 600 mm, turning diameter over cross slide: 300 mm, spindle speed (max.): 4,000 rpm, turning diameter: 360 mm, bar passage: 60 mm, TECHNICAL DETAILS Control: Siemens 840D Machining area Bar capacity: Ø 60 mm Spindle bore: Ø 66 mm Turning diameter (effective): 300 mm Permissible turning diameter: 360 mm Turning length: 600 mm Center distance: 870 mm Spindle Spindle mount: ISO-A6 Speed range: 0 – 4,000 rpm Power: 15 kW (S1) Tool turret Fgeb Hnjwc Sa Us N Syjb Turret system: Baruffaldi VDI Tool stations: 12 Driven tools: 6 Travel paths X-axis travel: 190 mm Z-axis travel: 650 mm Rapid traverse speed X/Z: 18 m/min Tailstock Tailstock movement: manual via keystroke or M-code Condition and Special features Filter system: Mist extraction currently out of service EQUIPMENT - LNS Super Hydrobar hydraulic bar loader (Swiss made) - SMW-AUTOBLOK chuck type 210HYN-S - Tool package with clamping jaws and VDI tool holders - Turret with 6 driven tools - Programmable tailstock control

Condition: good (used), Center height: 130 mm Distance between centers: 450 mm Speed: about 55-3000 U / min Pneumatic clamping system Spindle nose: W 25 Div. W25 collets available Div. holder available BERGER LAHR axis motors Combitec EIP E-500 Control Manual control available Coolant system available Machine lamp available Machine feet Available Fjb Hnocuhvus N Syjgb Dimension (LxWxH): approx 1400x560x1230 mm Weight: approx 550 kg Different "Schaublin 102" models in stock!

Condition: excellent (used), Year of construction: 2007, TECHNICAL DETAILS: - CNC Control: MSX 850II - X axis mm: X axis: 260 mm - Z axis mm: Z axis: 590 mm - Y axis mm: Y-axis: +/- 50 mm - Max. Turning Diameter mm: Max. Turning Diameter mm: 356 - C axis Increase: 0.001 - Max. Turning Length mm - Cutting feedrate mm / min X, Z, Y: Cutting feedrate mm / min X, Z, Y - Swing over bed mm: Ø - Swing over slide mm: Over cross slide mm: Ø - Bar work capacity mm: Ø 65 (main) / Ø (sub) - Rapid traverse max. m / min X, Z: Rapid traverse max. m / min X,Z - Main Spindle L-SPINDLE 12” - Spindle speed rpm: Spindle speed: 5,000 rpm - Spindle power kW: Spindle power: 18.5 kW - Torque Nm: Torque Nm: Fgsb Hn Nswdrfgo Sysb - Main Spindle bore Main mm - Main Spindle Nose A2-6 - Sub-Spindle Sub-SPINDLE - Spindle speed rpm: Spindle speed: 6,000 rpm - Spindle power kW: Spindle power: 11 kW - Torque Nm: Torque Nm: - Main Spindle bore Main mm - Main Spindle Nose A2-5 - Upper Turret Positions: 12 - Number of live tool stations (each turret) / Number of rotating tool stations (each Turret: 12 - Rotating Tool Speed (rpm): 6,000 - Rotary Tool Power: 5.5 EQUIPMENT: - Chip Conveyor - 3-color status lamp - Fixed tool holders - Parts Extractor MACHINE DIMENSIONS: - Length: 2,705 mm - Width: 2,000 mm - Height: 2,120 mm - Weight: 5,800 kg

Condition: used, Year of construction: 1997, Bar diameter: 12 mm Spindle bore: 14 mm Turning length: 135 mm Speed: 100–12,000 rpm Number of tools: 5 + 3 + 2 Control: Fanuc 16 Number of axes: 4 Feb Hn N Ssv Sixneyegb Total power requirement: 2.7 kW Machine weight: approx. 1,300 kg

Condition: excellent (used), Year of construction: 1992, Functionality: fully functional, Controller LUXTRONIC (ISO programming) Z travel 400 mm Max turning dia 210 mm Fgjb Howfgmhen N Syob Spindle power 1,1 kW Spindle bore d26 mm Spindle speed range 25 - 2000 rpm No of turret positions 8 Full power required 1,5 kW Dimensions L x W x H = 1700 x 700 x 1500 mm Weight 500 kgs Accessories - G codes: G01, G02/G03, G04, G33, G40/G43, G74, G81/G82, G84, G85, G86, G90, G91, G92, G94/G95, G96 - 3 jaws chuck D120 mm - Collet chuck with spare collets - Automatic turret - Low voltage working light - Tool holders (also for drills) - Manual in PDF (on german language) The lathe can be found in our showroom and is under power. It can be inspected after making an appointment.

Condition: excellent (used), Year of construction: 2006, operating hours: 43,464 h, Functionality: fully functional, turning length: 753 mm, turning diameter: 545 mm, spindle motor power: 11,000 W, spindle speed (max.): 6,000 rpm, spindle bore: 52 mm, travel distance X-axis: 410 mm, travel distance Y-axis: 140 mm, travel distance Z-axis: 805 mm, rotational speed (min.): 12,000 rpm, type of input current: three-phase, bar passage: 52 mm, total height: 2,140 mm, total length: 3,100 mm, total width: 2,340 mm, bar diameter: 52 mm, spindle nose: Capto C6, overall weight: 8,200 kg, Equipment: rotational speed infinitely variable, Mazak Integrex 100-IVST CNC Mill/Turn Lathe Machine Type: CNC Mill-Turn Lathe with Automation Year: 2006 Control: Mazatrol Matrix Production Hours: 43464hrs Condition: Excellent (New Sub Spindle Fitted in 2025) Includes GL50F Gantry Loader Automatic Door Selection of Tool Holders Cromar Swarf Conveyor MMS 1000 Filter System Fsbov D Hpno Hn N Syegb Cromar Coolant Filtration Sump Pump Fire Suppression 70 Bar High Pressure Coolant Technical Specifications Max Turning Diameter: 545mm Max Turning Length: 753mm Bar Passage: 52mm Main Spindle Drive: 11kW Main Spindle Speed: 6000rpm Spindle Nose: A2-5 Sub Spindle Drive: 11kW Sub Spindle Speed: 6000rpm Counter Spindle C Axis: 0.001° indexing Milling Spindle Drive: 5.5kW Milling Spindle Speed: 12000rpm B Axis: 225° Spindle Taper: Capto C6 X1-Axis Travel: 410 mm Y1-Axis Travel: 140 mm Z1-Axis Travel: 805 mm X2-Axis Travel: 220 mm Z2-Axis Travel: 780 mm W-Axis Travel: 790 mm ATC Stations: 40 Max Tool Length: 200mm Max Tool Diameter: 90mm Max Tool Weight: 39.2N Lower Turret: 9 Stations Coolant: 70 Bar High Pressure Coolant Machine Dimensions(excluding GL50F): 3100 x 2340 x 2140mm Machine Weight: 8,200kg GL50F Gantry Loader Specifications Cylinder Diameter: 56mm Cylinder Stroke: 33mm Max Pressure: 0.99MPa Max Loading Capacity: 49N x 2(5kgf) Loading/Offloading Conveyor Front & Rear Entry

Condition: ready for operation (used), Year of construction: 2002, Functionality: fully functional, turning length: 130 mm, spindle speed (max.): 12,000 rpm, spindle bore: 17 mm, bar passage: 13 mm, feed length X-axis: 30 mm, feed length Y-axis: 135 mm, TECHNICAL DETAILS Control: Siemens Sinumerik 840D Configuration: Dual electrospindles, dual C-axis Main spindle and moving headstock Bar capacity: Ø 13 mm Spindle bore: Ø 17 mm Electrospindle (100/60%): 2.2 / 3.7 kW Spindle speed: 12,000 rpm Spindle stroke: 130 mm Counter spindle Bar capacity: Ø 13 mm Spindle bore: Ø 17 mm Electrospindle (100/60%): 2.2 / 3.7 kW Max. spindle speed: 12,000 rpm Max. workpiece length in the counter spindle: 95 mm Max. workpiece length with front ejection: 130 mm mm Tool carrier Horizontal travel (X-axis): 2 × 30 mm Vertical travel (Y-axis): 135 mm Tool holder: 1 tool carrier Outside stations: 8 stations, 12 × 12 mm Inside tools: 3, mounting bore Ø 16 mm Driven tools Number of driven tools: 3 Tool holder: ER 11 / ET 1-12 Speed (2 stations): 6,000 rpm Speed (1 station): 2,000 rpm Feb Hnewc R Uks N Sysgb Threading: Rigid threading Workpiece output: via counter spindle MACHINE DETAILS Machine dimensions (L × W × H): 1,830 × 950 × 1,717 mm Machine weight: 2,000 kg Cooling Coolant tank: 120 l Flow: 63 l/min Pressure: 2 bar Pneumatics Operating pressure: 6 bar Connection: Ø 10 mm Electrical data Supply voltage: 3 × 400 V / 50 Hz Max. power consumption: 21 kVA Cable cross-section: 10 mm² Fuses: 32 A, type AM Bar loader Standard diameter: Ø 2 – 16 mm Max. bar length: 3.2 m EQUIPMENT - FMB bar loader magazine Minimag type 3200 / 1205 A, built in 2002 - Diameter range for bar loader: Ø 2 – 13 mm - Workpiece output via counter spindle - Rigid thread cutting function - 3 driven tools - Dual C-axis with electric motors for main and counter spindle

Condition: good (used), Center height 102 mm Distance between centers 450 mm Leit.- / feed shaft Collets W20 available Speed: about 210 - 3000 U / min reducer gear Left.- Rightrunning 2-Multistage drive L x B x H: approx 1760 x 595 x 1230 mm Fgjb Hn Njcug H So Syeb Weight: 650 Kg Different "Schaublin 102" models in stock!

Condition: used, turning length 500 mm turning diameter over bed 297 mm turning diameter over slide rest 160 mm spindle bore 36.0 mm tool adaptor DIN 55022 Gr. 5 quill: 3 MK quill travel 90.0 mm turning speeds 30 - 3550 U/min motor speeds: 1410 / 2830 U/min total power requirement 3.3 kW voltage 380 V weight of the machine ca. 620 kg. range L-W-H 1420 x 700 x 1200 mm from a vocational school - very good condition (!!) regularly receive a WEILER factory service particularly suitable for medium-precision turned parts Equipment: - robust lead/pull spindle lathe - KLOPFER four-jaw chuck Ø 140 mm - KLOPFER three-jaw chuck Ø 140 mm - collet holder with lots of collets - foldable lathe chuck guard - chuck key - MULTIFIX steel holder A, with 3x new inserts - movable tailstock - adjustable bed stop - control panel, front left - automatic feeds for face and top support Fjb Hn N Sev Da Speyjgb - pole-changing drive motor - machine base frame, with cabinet door (storage area) - chip splash guard rear wall - EMERGENCY OFF button, bottom right - machine swing feet

Condition: excellent (used), Year: 2008 Machine can be viewed on site Fjbjwbvllo Hn N Syjgb

Condition: excellent (used), Year of construction: 2005, Machine-Details Stock-No. 1105-03898 Type of machine CNC Lathe Make NAKAMURA Type WT 150 YS Year of manufacture 2005 Type of control CNC Storage location FRANKREICH Fgsb Henbdpfsn N Syeb Country of origin Japan Delivery time immediately Freight basis ex site Technical details turning diameter 250 mm turning length 550 mm control FANUC 18 TB chucking diameter 200 mm taper A2-6 turning speeds 4500 U/min power capacity 18 kW tool turret 2x 12-fach total power requirement 30 kW weight of the machine ca. 8 t Additional information with main- and subspindle subspindle with 200 chuck with tool holders swarf conveyor BAR LOADER ILS BREUNING INCLUD LIVE TOOLS INCLUD

Condition: used, Year of construction: 1980, Functionality: fully functional, turning height: 1,425 mm, turning diameter: 1,500 mm, total height: 4,900 mm, total width: 3,800 mm, total length: 3,250 mm, rotational speed (min.): 2,400 rpm, table load: 2,500 kg, table diameter: 1,250 mm, overall weight: 25,000 kg, TOS SKI 12 NC vertical lathe Can be viewed in operation. Videos are available and can be sent via WhatsApp. Support is available for dismantling and removal. Febsv Rgklj Hn N Sysgb This machine is sold exclusively within the EU.

Year of construction: 2022, Condition: ready for operation (used), Additional Equipment 4-color lamp /Automatic door /Robot interface /Bar feeder interface /10 M codes Fob Hn Nowgp Rrj Sysgb This DMG MORI NLX 2500SY 700 was manufactured in 2022. A robust horizontal turning machine, it offers reliable performance for your machining needs. Consider the opportunity to buy this DMG MORI NLX 2500SY 700 horizontal turning machine. Contact us for more information. Application Types Turning

Condition: good (used), Center height: 102mm Distance between centers: 450 mm Spindle bore: 32mm reduction gear left.- Right running 2-stage drive Vario Speed: 270-3000 U / min Fgsb Hnecpznhj N Sysb knee circuit Turning diameter over bed: 200 mm Spindle nose: W 20 Tailstock: MK 2 Dimension (LxWxH): approx 140x56x123 cm Weight: approx 550 kg Accessories available Guide available Different "Schaublin 102" models in stock!

Condition: like new (used), Year of construction: 2022, Functionality: fully functional, machine/vehicle number: MS0990, turning diameter over cross slide: 370 mm, spindle bore: 102 mm, turning diameter over bed slide: 560 mm, center height: 280 mm, turning length: 3,000 mm, spindle speed (max.): 1,800 rpm, Turning diameter in gap: 830 mm, rotational speed (max.): 1,800 rpm, type of input current: AC, quill mount: MK 6, three-jaw chuck diameter: 315 mm, faceplate diameter: 400 mm, Equipment: rotational speed infinitely variable, Colchester MASTIFF VS1800 Centre width 3000mm Fgsb Hov A If Uon N Syob 2-axis digital display ACU-RITE 303 - including constant cutting speed Load display Continuously adjustable spindle speed in 3 speed ranges Multifix Gr.MC quick-change holder Coolant system Schunk 3-jaw key bar chuck Ø315, passage Ø102 Pratt Burnerd 4-jaw face plate Ø405, passage Ø75 Traveling steady rest Ø10-110 Fixed steady rest Ø10-235; Ø156-380 Traveling center point MK6 Drill chuck for tailstock Ø5-20 Machine in accordance with CE

Condition: good (used), Short bar loader magazine LM 1200. Year of manufacture 11/2005. Very good condition – 100% functional. Available immediately. Fsb Hnswfunte N Syegb

Condition: excellent (used), Year of construction: 2001, Maschinen-Details Lagernummer 1105-03806 Maschinenart CNC Drehmaschine - Schrägbettmaschine Fabrikat MONFORTS Typ RNC 400 AC Baujahr 2001 Steuerungsart CNC Steuerung SIEMENS 810 D Lagerort FRANKREICH Ursprungsland Deutschland Lieferzeit nach Vereinbarung Frachtbasis HAGUENA FRANCE Technische Details Drehdurchmesser 420 mm Drehlänge 600 mm Steuerung SIEMENS 810 D Drehzahlbereich 70 - 4000 U/min Zusatzinformationen mit c axis und angetriebene werkzeughalter Werkzeugträger Scheibenrevolver VDI 40 (12Stück), Bohrung 40 mm; Kraftspannfutte DIA 315 MM, Späneförderer Kühlmitteleinrichtung,REITSTOCK CNC SIEMENS 810 D 24 KW 4000 RPM Fgob Hnsiz T A So N Syjb guter Zustand MIT ZUBEHOER

Condition: excellent (used), Year of construction: 2004, Functionality: fully functional, machine/vehicle number: 168121, Equipment: documentation/manual, rotational speed infinitely variable, Max. turning Ø 130 mm X-Axis 300 mm Z-Axis 240 mm Fsb Hn Njwhrnie Syogb Spindle bore 32 mm Speedrange 7000 rpm

Year of construction: 2022, Condition: ready for operation (used), Additional Equipment 12-station turret with 10000 rpm Hinged chip conveyor/High pressure coolant/ASA 8” spindle with 91 bore/KITAGAWA BR 10 self-centering Fgsb Hewgp Rlsn N Sysb Air blower/Manual presetting/4-color lamp/Automatic door/Robot interface/Bar feeder interface/10 M codes This DMG MORI NLX 2500Y 700 was manufactured in 2022. A robust horizontal turning machine, ideal for precision machining. Consider the opportunity to buy this DMG MORI NLX 2500Y 700 horizontal turning machine. Contact us for more information. Application Types Turning

Condition: good (used), Right & left rotation with knee reverse switch 2 steps Vario Headstock with reduction gearing Cross slide with 90 mm stroke Tripan steel holder 1 set of W20 collets 2 drawers lamp Fgjb Hn Njd Htvdj Syob 380 VAC Centre distance: 350 mm Center height: 102 mm Turning-Ø over bed: 200 mm Turning-Ø over slide: 120 mm Spindle bore: 20 mm Spindle speed: 55 - 3000 rpm / infinitely variable Tailstock quill: MK 2 Weight: approx. 500 kg Machine size W x D x H: approx. 1300 x 600 x 1300 mm Different "Schaublin 102" models in stock!

Condition: excellent (used), Year of construction: 2007, operating hours: 32,000 h, Functionality: fully functional, turning length: 365 mm, turning diameter: 246 mm, spindle bore: 73 mm, travel distance X-axis: 140 mm, travel distance Y-axis: 80 mm, travel distance Z-axis: 450 mm, rotational speed (max.): 6,000 rpm, total height: 2,500 mm, total length: 9,000 mm, total width: 3,000 mm, overall weight: 4,500 kg, Gildemeister CTX 310 with bar loader Fsb Hov Eunhjn N Syogb Year of manufacture: 2007 Operating hours: 32,000h Spindle hours: 12,600 Functionally tested and cleaned Maintenance carried out according to manufacturer's specifications Geometry within the new machine tolerance Equipment: Main and counter spindle Tool turret 12-way VDI30 with driven tools Control: Siemens 840D powerline IEMCA bar loader Boss 551 Chip conveyor IKZ device Oil mist separator Extraction Signal lamp Flushing gun 5 bar

Condition: reconditioned (used), Year of construction: 2005, operating hours: 53,500 h, Functionality: fully functional, turning length: 1,500 mm, turning diameter over cross slide: 640 mm, turning diameter: 400 mm, spindle speed (max.): 4,000 rpm, spindle bore: 107 mm, travel distance X-axis: 550 mm, travel distance Y-axis: 220 mm, travel distance Z-axis: 1,500 mm, total height: 3,100 mm, total length: 10,000 mm, total width: 5,000 mm, overall weight: 20,000 kg, Equipment: documentation/manual, rotational speed infinitely variable, Manufacturer: DMGMORI Type: GMX 400 linear Year of manufacture: 2005 Fgeb Hn N Sev Euhnjyeb Operating hours: 53,500h Spindle hours: 22,000h Control: Siemens 840D powerline Equipment: - 7 axes - automatic tool changer (60 positions) - swivel head as B-axis - 12-way tool turret as additional axis, VDI40 with 12 driven tools - belt filter system with internal cooling and chip conveyor Condition: - machine fully functional - geometry within the manufacturer's tolerance for new machines - all wear parts replaced

Condition: reconditioned (used), Year of construction: 2008, Functionality: fully functional, turning length: 1,250 mm, turning diameter over cross slide: 500 mm, turning diameter: 390 mm, spindle speed (max.): 5,000 rpm, spindle bore: 65 mm, travel distance X-axis: 450 mm, travel distance Y-axis: 200 mm, travel distance Z-axis: 1,300 mm, bar passage: 65 mm, total height: 2,700 mm, total length: 7,000 mm, total width: 3,000 mm, overall weight: 12,000 kg, Equipment: documentation/manual, Manufacturer: DMGMORI Type: CTXbeta1250TC Year of manufacture: 2008 (retrofit in 2022) Control: Siemens 840D Solutionline Number of axes: 5 axes Equipment: - automatic tool changer - swivel head as B-axis - belt filter system with internal cooling and chip conveyor - differential pressure clamping main/counter spindle - workpiece collection device - preparation for bar loader (optionally available) Technical data: Max. turning diameter 500 mm X-axis 450 mm Y-axis 100 mm Z-axis 1300 mm B axis 220 ° Spindle bore 65 mm Speed 5000 rpm Spindle power 34 kW Counter spindle speed 6000 rpm Counter spindle passage 52 mm Counter spindle power 20 kW Tool changer 24 B-axis mount HSK 63 B-axis spindle speed 12000 rpm B-axis power 22 kW Installation dimensions approx. L 7000 / W 2300 / H 2300 mm Weight approx. 8,000 kg Chip conveyor: Yes Coolant device: Yes Internal coolant supply: Yes Options: · Full cabin · NC swivel head as B-axis · Coolant device and chip conveyor · Documentation · Geometrically within the new machine tolerances Condition: - Machine fully functional - Geometry within the manufacturer's tolerance for new machines - All wear parts replaced Retrofit 2022: - Linear guides Z1 and Z2/3 replaced Fgeb Hn Noubyv Rj Syob - Linear guide Y-axis replaced - Main and counter spindle overhauled - Milling spindle overhauled - B-axis (bearings and clamping) renewed - sliding plates overhauled - hoses and cables overhauled, drag chains revised - cabin doors repainted, viewing windows renewed - maintenance carried out according to manufacturer's specifications