MDDP_BA_66606-4-en_US-1603

["10.4.7 Gear drive (option) Gear drive (option) Fig. 10.9 Gear drive (option) (1) Wheel (2) Piston For worn grinding rollers D 250, the correct number of teeth for various trans- mission ratios. Gear drive 1:1.25 Number of teeth Piston Wheel 80 36 44 Center distance 79 35 44 248.8 \u2026 252 78 35 43 245.9 \u2026 249 77 34 43 243.0 \u2026 246 76 33 43 239.6 \u2026 243 236.7 \u2026 240 Gear drive 1:1.5 Number of teeth Piston Wheel 80 32 48 Center distance 79 31 48 248.8 \u2026 252 78 31 47 245.9 \u2026 249 77 30 47 243.0 \u2026 246 76 29 47 239.6 \u2026 243 236.7 \u2026 240 Gear drive 1:2.6 Number of teeth Piston Wheel 80 22 58 Center distance 79 21 58 248.8 \u2026 252 78 20 58 245.9 \u2026 249 243.0 \u2026 246 B\u00fchler AG 101 MDDP-MDDQ-66606-4-1603-en-US Chapter 10 Maintenance","Center distance Number of teeth Piston Wheel 239.6 \u2026 243 77 21 56 236.7 \u2026 240 76 20 56 102 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 10 Maintenance","11 Repair 11.1 Preparing repairs 11.2 Important \u25ba If necessary, have 2 people undertake the work. WARNING Smooth surfaces. Risk of slipping. \u25ba Wear personal protective gear. \u25ba Wear safety shoes with anti-slip soles. \u25ba Ensure that people, ladders and other auxiliary materials have a firm stance. \u25ba Use signs to identify area where repair work is taking place. \u25ba Inform staff of the dangers involved in the repair work. \u25ba Run the machine empty. \u25ba Set the safety switch to \u201c0\u201d and lock it. Remove the key and keep it with you. \u25ba Interrupt compressed-air supply to the machine. \u25ba Wear personal protective equipment. Replacing the brush scraper (1) (2) Fig. 11.1 Replacing the brush scraper 1. Run the machine empty. See the operating manual MEAG-MDDx-66690-x-1. 2. Set the safety switch to \u201c0\u201d and lock it. 3. Remove the keys and take them with you. B\u00fchler AG 103 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","11.3 4. Interrupt the supply of compressed air. See page 83, chapter \u201cInterrupting compressed-air supply\u201d. 5. Loosen nuts (1) on the left and right. 6. Extend brush holder with an adjustment slot out of the threaded bolts and hang from suspension point (2). 7. Remove brush scraper with holder pointing forward. 8. Fit new brush scraper with holder pointing to the rear. 9. Hang on suspension point (2) and retract brush holder with adjustment slot into the threaded bolt. 10. Tighten nuts (1) on the left and right. Replacing knife scraper WARNING Sharp scraper knives Serious injuries to hands. \u25ba Wear protective gloves. 1. Run the machine empty. See the operating manual MEAG-MDDx-66690-x-1. 2. Set the safety switch to \u201c0\u201d and lock it. 3. Remove the keys and take them with you. 4. Interrupt the supply of compressed air. 5. Loosen wing nut (1) at the tab washer (2) on the right by 2 to 3 turns. 6. Turn tab washer to the side. 7. Lift knife scraper on the right out of the holder, swivel down and pull out of the left holder. 104 8. Remove knife scraper from the front. B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","11.4 9. Set knife parallel to grinding roller. See page 77, chapter \u201cSetting knife scraper\u201d. Adjusting the grinding gap 1. Set grinding gap when the grinding rollers are engaged. 2. Set distance between the lever (1) and bearing body (4). \u25ba Set grinding gap to 0.3 mm for a lever position of 188 mm (X). 3. With the counternut (3) loosened, turn the tension nut (2). 4. Turn tension nut until the desired grinding gap is set. \u25ba Check grinding gap on both sides with feeler gauge. 5. Tighten the counternut. 11.5 Replacing the grinding rollers 11.5.1 Preparing the roller mill 1. Run the machine empty. See the operating manual MEAG-MDDx-66690-x-1. 2. Set the safety switch to \u201c0\u201d and lock it. 3. Remove the keys and take them with you. 4. Interrupt the supply of compressed air. B\u00fchler AG 105 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","11.5.2 Preparing cover Fig. 11.2 Preparing cover 1. Unlock side panel (2) swing out. 2. Fold front sheet (1) up. 3. Unlock cover (3) and fold up. 4. Remove grinding chamber door (4). 5. Unlock clamping bracket on both sides, then lift cover (5, 6) and pull out us- ing two people. 106 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","6. Remove guide sheet moving it upwards from the guide plate mounted on both sides (7). \u25ba Guide sheet (8) for the grinding design version. \u25ba Guide sheet (10) only for the first break passage design version. \u25ba No guide sheet for the break passage design version. 7. Remove nuts (9) and guide plates from both sides. \u25ba Loosen 2 nuts per side. 8. Remove bolts (11) and hand guard (12) on both sides. B\u00fchler AG 107 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","11.5.3 Removing grinding rollers at the front Important Remove grinding rollers with 2 people. 1. Remove knife scraper or brush scraper (1). 2. Remove drive belt and driving wheel (2). 3. Remove lubrication lines on the bearing bodies. 108 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","4. Remove locking screw (7). 5. Loosen bolt (6). 6. Loosen spindle (4) until the drive belt (8) is loosened. 7. Remove drive belt. 8. Remove tension belt pulley (5). 9. Remove belt pulleys (9, 10).See page 131, chapter \u201cRemoving belt pulleys\u201d. B\u00fchler AG 109 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","10. Loosen the counternut (13). 11. Loosen the tension nut (12). 12. Remove tensioning device (11). 13. Attach roller removal device MDDX to the roller mill. See page 7, chapter \u201cApplicable documents\u201d. 14. Remove both bolts (14). 110 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","15. Remove pre-assembled front roller. \u25ba Remove compression spring (15). 11.5.4 16. Lower pre-assembled front roller onto the prepared cart. Removing grinding rollers at the rear Important Remove grinding rollers with 2 people. 1. Remove grinding rollers at the front. See page 108, chapter \u201cRemoving grinding rollers at the front\u201d. 2. Remove side wall insert (18). 3. Remove bolts (17) and idler pulley holder (16). B\u00fchler AG 111 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","4. Remove bolts (19) and bearing cover (20). 5. Attach roller removal device MDDX to the rear roller. See page 7, chapter \u201cApplicable documents\u201d. 6. Remove bolt (21) and bearing shell (22). 112 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","7. Remove pre-assembled grinding roller (23) and lower onto the prepared cart. 11.5.5 Installing the rear grinding rollers Important Fit grinding rollers with 2 people. 1. Prepare roller removal device. See page 7, chapter \u201cApplicable documents\u201d. 2. Position pre-assembled grinding roller on the cart in front of the machine. 3. Lift the pre-assembled grinding roller using the blocks and tackles, keeping them level. B\u00fchler AG 113 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","Important The roller number of the roller is located on the drive side of the ma- chine. 4. Fit pre-assembled grinding roller (23). 114 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","5. Fit bolt (21) and bearing shell (22). 6. Fit bolts (19) and bearing cover (20). B\u00fchler AG 115 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","7. Fit bolts (17) and idler pulley holder (16). 11.5.6 8. Fit side wall insert (18). Installing grinding rollers in front 1. Fit pre-assembled grinding roller at the rear using two people. See page 113, chapter \u201cInstalling the rear grinding rollers\u201d. 2. Position pre-assembled grinding roller on the cart in front of the machine. 3. Lift the pre-assembled grinding roller using the blocks and tackles, keeping them level. Important The roller number is located on the drive side of the machine. 4. Fit pre-assembled front roller. \u25ba Fit compression spring (15). 116 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","5. Tighten both bolts (14). 6. Fit tensioning device (11). 7. Tighten tension nut (12). 8. Tighten counternut (13). Important Do not use grease. 9. Lightly lubricate bearing journal and screw thread with well-adhering grease. B\u00fchler AG 117 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","10. Fit belt pulleys (9, 10). See page 134, chapter \u201cFitting belt pulley\u201d. 11. Fit tension belt pulley (5). 12. Fit drive belt (8). 13. Tighten spindle (4) until the drive belt is tensioned. See page 94, chapter \u201cTensioning roller assembly timing belt\u201d. 14. Tighten bolt (6). 15. Tighten locking screw (7). 16. Connect lubrication lines to the bearing body. 118 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","17. Fit driving wheel (2) and drive belt. 18. Fit knife scraper or brush scraper (1). 11.6 Replacing bearings There are 2 different hydraulic pumps available: \u25a0 Mechanical hand pump \u25a0 Pneumatically-driven hydraulic pump The pneumatically-driven hydraulic pump is described below. Fixed bearing side = transmission side \u25ba Place rollers in a suitable location. B\u00fchler AG 119 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","11.6.1 Removing the bearings 1. Remove grinding rollers at the front. See page 108, chapter \u201cRemoving grinding rollers at the front\u201d. 2. Remove grinding rollers at the rear. See page 111, chapter \u201cRemoving grinding rollers at the rear\u201d. 3. Remove belt pulleys. \u25ba Hand tool. See page 128, chapter \u201cRemoving belt pulleys\u201d. \u25ba Hydraulic tool. See page 131, chapter \u201cRemoving belt pulleys\u201d. 4. Remove spacer sleeves (2). (2) (1) (2) (1) 5. Remove outer bearing cover (1). 6. Loosen shaft nut (3) with tubular wrench (4) by one turn. (3) (4) 120 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","7. Align withdrawal ring (5) with the grooves on the bearing journal, so that the seal covers the borehole completely. (5) (6) 8. Tighten bolt (6) with an open-end wrench against the bearing journal. 9. Connect withdrawal ring to the quick release fastener (7) of the hydraulic pump (8). (5) (7) (8) 10. Connect compressed-air connection to the pneumatic pump. 11. Close recirculating valve. 12. Increase hydraulic pump pressure until the bearing disengages from the ta- pered seat. \u25ba During this process, place the hydraulic pump in a horizontal position. 13. Release pump pressure. 14. Remove hydraulic pump, withdrawal ring, and shaft nut. B\u00fchler AG 121 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","15. Secure the rear bearing cover to the front grinding roller. To do so, screw in one bolt (9) through the bearing body. (9) 16. Front grinding roller. \u25ba Pull the bearing body, the rear bearing cover and the loosened bearing forward and off of the bearing journal. 17. Rear grinding roller. \u25ba Pull the rear bearing cover and the loosened bearing forward and off of the bearing journal. 18. Pull felt seal (10) off of the bearing journal. (10) 11.6.2 19. Repeat this process for the other side of the grinding roller bearing. 122 Fitting the bearing Installation situation of the rollers. See page 105, chapter \u201cReplacing the grinding rollers\u201d. 1. Clean all parts. B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","2. Push felt seal (10) on to the bearing journal. (10) Important Fixed bearing = transmission side. The bearing covers have a groove on the outside diameter. 3. Assemble the bearing assembly. (11) (12) (13) (1) (9) \u25ba Lay rear bearing cover (11) on a level surface. \u25ba Position the bearing housing (12) on the rear bearing cover. \u25ba Fit the bearing (13) in the bearing housing and ensure that the larger di- ameter of the inner ring faces the rear bearing cover. \u25ba Position the front bearing cover (1). \u25ba Secure pre-assembled bearing assembly with bolt (9). B\u00fchler AG 123 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","4. Clean both bearing journals and inner rings. (13) (14) (12) 5. Slide the pre-assembled bearing assembly (12) on the bearing journal of the front grinding roller. 6. Push the bearing cover (13) on to the rear grinding roller. 7. Push the bearing (14) on to the bearing journal of the rear grinding roller and ensure that the larger diameter of the inner ring faces the rear bearing cover. 8. Remove front bearing cover from the bearing assembly. 9. Coat the thread on the bearing journal with grease. 10. Use the special wrench (16) to screw the hydraulic nut (15) on to the thread of the bearing journal, up to the stopper. (15) (16) 124 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","11. Use the hose (17) to connect the hydraulic nut (15) to the hydraulic pump (18). (15) (17) (18) Important Make sure that the pressure intensifier is vented. 12. Set dial gauge to 0. 13. Build up pressure until a maximum bearing ring displacement of 0.8 mm has been achieved. 14. Release pump pressure. 15. Push hydraulic nut back by turning with the special wrench. 16. Remove the hose. 17. Remove the hydraulic nut from the bearing journal with the special wrench. B\u00fchler AG 125 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","18. Check radial bearing clearance between the bottommost rolls and the outer ring with a feeler gauge. \u25ba Turn bearing until no rolls are in the bottommost position. \u25ba Butt the feeler gauge 0.03 mm above both roll tracks. \u25ba Turn bearing back until one roll is on the feeler gauge. \u25ba Pull feeler gauge out. It must be possible to remove the feeler gauge easily, with not much force. \u25ba Turn bearing again until no rolls are in the bottommost position. \u25ba Butt the feeler gauge 0.05 mm above both roll tracks. \u25ba Turn bearing back until one roll is on the feeler gauge. \u25ba Attempt to pull feeler gauge out. It must not be possible to remove the feeler gauge. \u25ba If the radial bearing clearance is below 0.03 mm, the bearing must be completely dismounted. Important Bearings with a radial clearance of more than 0.12 mm in an extend- ed state and 0.07 mm in an installed state may not be used. 19. Tighten shaft nuts (3) with a tubular wrench. 126 \u25ba If the bearing clearance is greater than 0.05 mm, further reduce the bearing clearance by tightening the shaft nut. B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","Important Ensure that all cavities are filled with lubricant. 20. Lubricate bearings and at the same time turn bearings for even lubricant dis- tribution. Use 180 ... 200 g lubricant per bearing. 21. Fill inner contour of the outer bearing cover with lubricant until half full. 22. Install outer bearing cover (1). Important Make sure that the correct bearing covers are installed. 23. Push the spacer sleeves (2) on. 24. Repeat bearing installation at all bearing positions. 25. Install belt pulleys. \u25ba Hand tool. See page 129, chapter \u201cFitting belt pulley\u201d. \u25ba Hydraulic tool. See page 134, chapter \u201cFitting belt pulley\u201d. 26. Install the rear grinding rollers. See page 113, chapter \u201cInstalling the rear grinding rollers\u201d. 27. Install the grinding rollers in front. See page 116, chapter \u201cInstalling grinding rollers in front\u201d. B\u00fchler AG 127 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","11.7 Replacing the belt pulley with a hand tool 11.7.1 Removing belt pulleys 1. Remove the shaft end nut (1). 2. Screw bolts (3) into the belt pulley (2) using the handwheel (4). 3. Pull off belt pulley by turning the threaded rod (5). 4. Repeat this process on the second belt pulley. 128 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","5. Remove parallel keys (6) and place them with the respective belt pulley. 11.7.2 Fitting belt pulley 1. Clean both bearing journals, parallel keys and belt pulleys. 2. Coat both bearing journals, parallel keys and the borehole of the belt pulley with grease. 3. Insert parallel keys (6) into the respective bearing journals. B\u00fchler AG 129 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","4. Screw spindle (7) into the bearing journal. 5. Slide belt pulley (2) onto the spindle, while aligning the belt pulley with the parallel key. 6. Slide the stuffing box gland (8) onto the spindle. 7. Screw the handwheel (4) onto the spindle. 8. Turn the handwheel to press the belt pulley on to the bearing journal up to the stopper. 9. Remove mounting device. 130 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","10. Screw in and tighten shaft end nut (1). 11.8 11. Repeat this process on the second belt pulley. 11.8.1 Replacing the belt pulley with a hydraulic tool There are 2 different hydraulic pumps available. \u25a0 Mechanical hand pump \u25a0 Pneumatically-driven hydraulic pump The pneumatically-driven hydraulic pump is described below. Removing belt pulleys 1. Remove the shaft end nut (1). B\u00fchler AG 131 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","2. Turn the guide pipe (3) on the bearing journal up to the stopper. 3. Insert the hydraulic cylinder (2) into the guide pipe. 4. Fasten the stopper (5) to the belt pulley with threaded rods (4). 132 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","5. Connect the hydraulic pump (7) to the cylinder via the hose (6). 6. Connect hydraulic pump to the pneumatic system. 7. Pull the belt pulley off of the bearing journal by building up pressure. 8. Release pump pressure and wait until the cylinder has gone back in. 9. Remove hydraulic hose and hydraulic pump. 10. Remove threaded rods and stopper. 11. Remove belt pulley (8) from the guide pipe (3). 12. Remove guide pipe from bearing journal. 13. Repeat this process on the second belt pulley. B\u00fchler AG 133 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","14. Remove parallel keys (9) and place them with the respective belt pulley. 11.8.2 Fitting belt pulley 1. Clean both bearing journals, parallel keys and belt pulleys. 2. Coat both bearing journals, parallel keys and the borehole of the belt pulley with grease. 3. Insert parallel keys (9) into the respective bearing journals. 134 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","4. Screw in guide pipe (3) on the bearing journal up to the stopper. 5. Slide belt pulley (8) onto the guide pipe, while aligning the belt pulley to the parallel key. 6. Slide stopper (10) onto the guide pipe. 7. Insert hydraulic cylinder (2) into the rear pipe (11) and screw onto the guide pipe. 8. Connect the hydraulic pump (7) to the cylinder via the hose (6). 9. Connect hydraulic pump to the pneumatic system. 10. Press belt pulley onto the bearing journal though pressure build-up up to the stopper. 11. Release pump pressure and wait until the cylinder has gone back in. 12. Remove hydraulic hose and hydraulic pump. 13. Remove rear pipe assembly, hydraulic cylinder, stopper and guide pipe. B\u00fchler AG 135 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","14. Screw in and tighten shaft end nut (1). 11.9 15. Repeat this process for the second belt pulley. 11.9.1 Checking installation Checking installation of roller assembly 136 Fig. 11.3 1. The spring package must lie in the notch (2). 2. Set grinding gap (1). See page 105, chapter \u201cAdjusting the grinding gap\u201d. \u25ba Set grinding gap to 0.3 mm for a lever position of 188 mm (X). 3. Bearing body must touch the positioning aid (3). 4. The grinding spindle (5) must easily rotate. \u25ba No axial clearance. \u25ba Spindle is not curved. 5. Set final grinding gap with the handwheel (4). B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","6. Extend cylinder and turn bolt (6) to the stopper. \u25ba Turn bolt by another turn. 7. The positioning aid (7) of the felt seal must be aligned to the groove of the bearing cover (8). 11.10 Replacing gear wheels 11.10.1 Removing gear wheel Fig. 11.4 Removing gear wheel 1. Remove upper part (2) of the housing. \u25ba Remove the bolt (1). 2. Remove lower part (4) that is filled with oil. \u25ba Remove the screws (3). 3. Remove the plug (5). \u25ba Remove shaft end washer. \u25ba Remove spacer tube. \u25ba Remove lubrication plate. B\u00fchler AG 137 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","4. Tighten mechanical pulling-off device (6) in the bearing journal. 11.10.2 5. Pull off gear wheel. \u25ba Tighten three bolts (7) M10\u00d790. Fitting gear wheel 1. Observe the number of teeth. See page 101, chapter \u201cGear drive (option)\u201d. 138 2. Push spacer tube onto the bearing journal. \u25ba Lubricate bearing journal with grease. 3. Tighten gear wheel with shaft end washer. \u25ba Tighten to torque of 550 Nm. \u25ba Push lubrication plate onto the rear bearing journal. 4. Mount lower part of the housing. \u25ba Centrally position the notch with the front bearing journal. \u25ba Tighten the bolt. 5. Mount the upper part of the housing. \u25ba Tighten the bolt. 6. Fill with oil until the oil level is half full. B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","11.11 Replacing gas pressure spring 1. Unlock side panel (2) swing out. 2. Fold front sheet (1) up. 3. Unlock cover (3) and fold up. 4. Remove the bolt (5). B\u00fchler AG 139 MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","5. Remove the bolt (7). 6. Remove gas pressure spring system (4). 7. Remove bolts (6) and (9). 8. Replace gas pressure spring (8). 9. Tighten bolts (6) and (9). 10. Fit gas pressure spring system (4). 11. Tighten the bolt (7). 12. Tighten the bolt (5). CAUTION Closing cover. Danger of crushing. Fold cover down using the knob. 13. Fold cover (3) down and lock. 14. Fold front sheet (1) down. 15. Swivel in side panel (2) and lock. 140 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 11 Repair","12 Decommissioning 12.1 Disassembly 12.2 Once work with the machine is complete (reconditioning, removal or disposal), the machine is disassembled in reverse order to the assembly process. 12.2.1 12.2.2 \u25ba The machine may only be disassembled in accordance with all accident-pre- vention measures and only by instructed personnel. This personnel must be familiar with the safety precautions. Disposal Disposing of operating supplies \u25ba Remove operating supplies completely from the device and dispose of them in accordance with locally applicable laws and regulations. Disposing of the machine 1. Disassemble machine into its components. 2. Sort components according to basic materials and dispose of them in com- pliance with local applicable laws and regulations. B\u00fchler AG 141 MDDP-MDDQ-66606-4-1603-en-US Chapter 12 Decommissioning","13 Spare parts 13.1 Spare Parts 13.2 Keeping a ready supply of spare parts and wearing parts plays an important role in ensuring the availability and correct operation of the machine. Only use original spare parts listed in the spare parts catalogue. Parts obtained from third-party suppliers may have an adverse effect on the operating behavior of the machine and can compromise its safety. Ordering instructions Incorrect parts may be shipped if the information in spare parts orders is incom- plete. In case of any doubt, please enclose a dimensional drawing with a de- scription. A spare parts order must contain the following information: \u25a0 Machine number \u25a0 Component assembly number or part number \u25a0 Designation \u25a0 Quantity \u25a0 Motors: manufacturer and motor number \u25a0 Gearboxes: manufacturer and gearbox number 142 B\u00fchler AG MDDP-MDDQ-66606-4-1603-en-US Chapter 13 Spare parts","","B\u00fchler AG CH-9240 Uzwil, Schweiz T +41 71 955 11 11 F +41 71 955 33 79 www.buhlergroup.com"]