Model 2188 Turntable 1.2-m, 1.5-m, 2.0-m - ETS
Contents
1. 7 Model 2090 Series Multi Device Controller 8 Optional tems teet ete rettet et petes 8 Infrared Remote 8 Additional Fiber Optic 8 ETS Lindgren Product Information Bulletin 9 2 0 11 Recommended Maintenance Schedule sene 11 ROUNE EE eL 12 6 ted e ehe th EH 12 125 tte e att i ete et hea RA 12 Replacement and Optional 13 Service Procedures eie et E e m RP a Reges 13 3 0 Spe ecificationsS 15 Electrical Specifications 15 Physical 15 4 0 Turntable Installation Considerations 17 Before You Begin Precaultions sse eene nnne 17 Power and Signal Lines iet d e tli o pet He Ped ede 18 8191 D yf Rut a Es 18 Electrical 18 e um fisse 18 5 0 Electrical Installation 19 6 0 Assembly and 002. INITIAL BUILD XX XX XX LOOSEN NUT PRIOR TO ADJUSTING ASSY VERTICALLY 37 PLACES LOOSEN CLAMP COLLAR PRIOR TO ADJUSTING ASSY VERTICALLY 20 PLACES MOTORBASE SEE 108912 FOR HARDWARE AND MOTORBASE LOCATION AND INSTALLATION LOOSEN AND DISCARD 1 4 20 SCREWS PRIOR TO ADJUSTING ASSY VERTICALLY 24 PLACES LOCATE AND CENTER TABLE ASSY THEN SECURE FLOOR PLATES AND PADS TO FLOOR WITH PROPER FASTENERS PRIOR TO ADJUSTING ASSY VERTICALLY WETS LINDGREN EMC Test Systems L P An ESCO Technologies Company Lindgren RF Enclosures Cedar Park TX Glendale Hts IL TITLE UNLESS OTHERWISE SPECIFIED APPROVALS DATE DIMENSIONS ARE IN INCHES TOLERANCESARE DRAWN 11 17 05 TURNTABLE LIGHT DUTY 2m W GND RING X XXt 015 5 CHECKED X XXX 005 PROPRIETARY INFORMATION SIZE SCALE DWG NO REV ANY DUPLICATION OF THIS FINISH EE DOCUMENT WHOLE OR IN PART D 1 6 2188 2 03 NONE SEE BOM WITHOUT EXPRESS WRITTEN ETS LINDGREN DO NOT SCALE DRAWING SHEET 2 OF 2 REF DRAWING NOTES 1 NOT ALL PARTS SHOWN SEVERAL ITEMS USED AND LOCATED AT ASSY SECTION A A REVISIONS ECO REV DESCRIPTION DATE APPROVED 4602 A RELEASED
3. 21 Required TOOS Sirer indie liste ae iei te dii 21 Assembly INStTUCUION S ii lic 22 Floor Flange Installation in a Paneled 25 Floor Flange Installation in a Concrete 3 26 Motor Base 6 27 Post Installation SEPSA A 28 Final 28 Conductive Grease 28 TO e 29 Model 2090 Series Multi Device Controller 29 Motor Base Status Indicators 29 Appendix A Warranty eccentric enc 31 Appendbc B Drawings siii 33 Appendix EC Declaration of Conformity 35 Notes Cautions and Warnings Note Denotes helpful information intended to provide tips for better use of the product Caution Denotes a hazard Failure to follow instructions Warning Denotes a hazard Failure to follow instructions could result in SEVERE personal injury and or property damage Included text gives proper procedures CAUTION could r
4. TURNTABLE LIGHT DUTY 1 2m W GND RING X XXt 015 5 CHECKED 005 RK 6 22 05 PROPRIETARY INFORMATION SIZE SCALE DWG NO REV FINISH DOCUMENT WHOLE OR IN PART D 1 4 2188 1 23 B NONE SEE BOM WITHOUT EXPRESS WRITTEN eee ETS LINDGREN DO NOT SCALE DRAWING SHEET 2 OF 2 REF DRAWING NOTES 1 REFER TO SUB ASSY S AND KITS FOR PARTS USED TO ASSEMBLE AND INSTALL TURNTABLE O D 62 73 REF PART 910682 FROM SHIPPING KIT 558 13 TABLE TOP REVISIONS ECO REV DESCRIPTION DATE APPROVED 1 INITIAL BUILD XX XX XX XX 2 UPDATED PER MODS ON 108912 12 16 05 RG i NC FLOOR LEVEL E 2 95 BETWEEN TABLE NE AND BRUSH HOLDER REFER TO MANUAL FOR PIT y OPENING DIMENSION E 57 ET PART 109468 FROM TOP E A SUB ASSY Ne PART 705420 FROM SHIPPING KIT T 59 10REF 5 A o x SECTION A A A SCALE 1 2 E m jt AA BTE L C L3 l 3 110276 KIT SHIPPING 2188 1 53 NOT SHOWN 2 108912 TURNTABLE ASSY 2188 1 23 1 110277 SUB ASSY TOP TURNTABLE 2188 1 53 lla de REF ITEM QTY PART DESCRIPTION N EE NETS LINDGREN EMC Test Systems L P An ESCO Technologies Company Lindgren RF Enclosures Cedar Park TX Glendale Hts IL
5. 9 110399 TOP SECTION 1 TURNTABLE 2 03m 8 12 880279 CASTER RIGID 3 1 4 X 2 7 12 108923 SPACER CASTER 6 12 110403 TIEPLATE CASTER OUTER 5 9 105813 TAB TOP 2087 4 1 108925 COVER ACCESS 3 1 110401 TOP SECTION 3 TURNTABLE 2 03m 2 1 110400 TOP SECTION 2 TURNTABLE 2 03m 1 2 880280 PIN CLEVIS SS 1 2 0 D X 1 LONG ITEM NO QTY PART NUMBER DESCRIPTION WETS LINDGREN An ESCO Technologies Company Lindgren RF Enclosures EMC Test Systems L P Cedar Park TX Glendale Hts IL TITLE SUB ASSY TOP TURNTABLE 2188 2 03 UNLESS OTHERWISE SPECIFIED APPROVALS DATE DIMENSIONS ARE IN INCHES TOLERANCES ARE DRAWN DECIMALS ANGLES RBG 11 21 05 XXXt 015 5 CHECKED X XXXt 005 FINISH MATERIAL NONE SEE BOM PROPRIETARY INFORMATION ANY DUPLICATION OF THIS DOCUMENT WHOLE OR IN PART WITHOUT EXPRESS WRITTEN PERMISSION OF ETS LINDGREN IS PROHIBITED SIZE D SCALE DWG NO REV 1 6 110406 2 DO NOT SCALE DRAWING SHEET OF REF DRAWING NOTES THIS CONFIGURATION ALLOWS THE TURNTABLE TO ROTATE 45 COUNTER CLOCKWISE AND 405 CLOCKWISE PIN POSITION CCW CW 1 amp 2 42 360 1 amp 3 45 405 4 amp 8 90 450 7 amp 5 135 495 7 amp 6 135 540 1 45 1035 2 360 720 3 315 765 4 270 810 5 225 855 6 180 900 7 135 945 8 90 990 1 REMOVE
6. electrician and in accordance with local and national electrical standards Make sure the power is off and secured before proceeding The Model 2188 Turntable is configured to operate using 208 230 VAC single phase 50 60 Hz service This voltage level is recommended for operation to reduce the surge currents necessary to power an electric motor 1 The branch circuit supplying power to the motor base should be protected from excess current according to local electrical codes An integral circuit breaker is mounted inside the main bearing on one of the bearing support blocks The circuit breaker is specifically designed for the inductive load presented by the electric motor Make sure the conductor size is adequate for the motor load and the distance from the mains source Improperly sized conductors will lead to a high voltage drop in the power conductors and cause reduced starting torque and premature motor failure The motor base assembly is provided with a non terminated flexible conduit with input power leads exposed The flexible conduit is to be terminated into a junction box fitted on or near the motor base Terminate the power leads of the motor base assembly according to local electrical code requirements Following is the conductor color code Brown AC high Blue AC neutral Green Yellow Protective earth safety ground Electrical Installation 19 20 Connect the fiber optic control cable and install the power connecti
7. 3 25 05 DM REMOVED P N S 108920 108925 880280 0 c c 109465 109468 910714 705417 910159 5003 C 108913 108914 12 9 05 RG 46 1 670024 POWER CORD 15 220V IEC 320 BELDEN 17569 N S 45 920203 LABEL CE MARK N S 44 20 890983 SLEEVING SLIT CONVOLUTED PE 1 4 1 0 N S 43 4 708040 FIBER OPTIC CABLE LIMIT SWITCH 1 5M N S 42 4 920228 LABEL EQUIPMENT CHECKED N S 4 920081 LOCTITE THREAD LOCKING 242 31 50MI N S 40 1 890005 LINK CONNECTING 41 CL MARTIN 39 4 910449 SCREW HEX HEAD SS 1 4 20 X 1 1 4 38 4 910244 SCREW 8 32 X 3 8 PHIL BIND 37 10 890004 ROLLER CHAIN NICKEL PLATE 41 MARTIN 36 910414 SCREW HEX HEAD CAP G 5 1 2 13 X 1 1 4 35 14 910763 SCREW HEX HD 5 16 X 1 25 34 2 910901 SCREW 1 4 20 X 2 HEX CAP SS FULL THRD 33 7 910436 BOLT 1 4 20 X 1 2 HEX SS 32 1 108758 ASSY MECHANICAL LIMIT SWITCH MOTORBASE 31 1 109307 BRACKET LIMIT SWITCH CASE 30 108924 SPACER TABLE TOP 29 1 105012 KEY 187 X 875 28 109040 ASSY MOTORBASE 2188 27 8 910536 SCREW FLAT HEAD SOCKET 1 2 13 X 1 1 2 26 8 910752 SCREW SKT FLT HEAD SS 3 8 16 X 1 1 4 25 910820 NUT 1 2 13 HEX SS 24 2 910664 HEX NUT STAINLESS 1 4 20 23 910228 WASHER SPLIT LOCK SS 8 22 26 910411 WASHER 3 8 LOCK SPLIT STL ZN 21 910418 WASHER 1 2 LOCK STL SPLT 20 8 910762 LOCKWASHER SPLIT 1 4 SS 19 14 910393 WASHER 5 16 LOCK STL ZINC SPLT 18 24 910788 BOLT 3 8 16 X 1 1 4 HX HD CAP GR5 17 2 910718 SCREW HEX HD 3 8 16 X 2 5 16 13 910367 HEX
8. COVER PLATE AND ROTATE TURNTABLE UNTIL ACCESS WINDOW IS DIRECTLY OVER LIMIT SWITCH ASSEMBLY TOP VIEW STEP 3 POSITION PINS IN THESE HOLES REVISIONS ECO REV DESCRIPTION DATE APPROVED INITIAL RELEASE XX WSW STEP 4 SET 2090 CURRENT POSITION TO 0 0 IF DESIRED PUT ANY USER MARKINGS ON TURNTABLE ONLY FOR PIN POSITION 1 amp 2 PLACE PIN ON THIS SIDE OF LIMIT SWITCH ASSY LIMIT SWITCH ASSEMBLY ALIGN 2ND HOLE OF HAND WITH HOLE IN TURNTABLE EXCEPT FOR PIN POSIITIONS 1 amp 2 DETAIL A SCALE 1 3 STEP 2 POSITION LIMIT SWITCH ASSEMBLY AS SHOWN IN DETAIL A ITEM QTY PART DESCRIPTION NETS LINDGREN EMC Test Systems L P An ESCO Technologies Company Lindgren RF Enclosures Cedar Park TX Glendale Hts IL UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES TOLERANCES ARE DECIMALS ANGLES X XX 015 5 X XXX 005 APPROVALS DATE TITLE DRAWN WSW INSTRUCTIONS 2188 LIMIT SWITCH 9 15 05 CHECKED PROPRIETARY INFORMATION SIZE SCALE DWG NO REV FINISH NONE MATERIAL SEE BOM ANY DUPLICATION OF THIS DOCUMENT WHOLE OR IN PART B WITHOUT EXPRESS WRITTEN PERMISSION OF ETSLINDGREN IS PROHIBITED 1 6 398790 SHEET OF 1 1 DO NOT SCALE DRAWING
9. ZN 16 32 910788 BOLT 3 8 16 X 1 1 4 HX HD CAP GR5 15 6 910373 SOCKET HEAD FLAT SS 5 16 18 X 1 14 6 110052 PLUG HOLE TABLE TOP 13 4 210241 SCREW FLAT HEAD 8 32 X 3 8 12 8 210930 SCREW 10 32 X 3 8 PHIL FLAT SS 11 2 880280 PIN CLEVIS SS 1 2 O D X 1 LONG 10 3 109468 ASSY BRUSH HOLDER MODIFICATION 9 2 705420 FLOOR FLANGE TURNTABLE 1 5m AL 8 1 108925 COVER ACCESS 7 5 109333 CONTACT STRIP BRUCH TURNTABLE 6 1 110278 TOP TURNTABLE 1 5m 8 88027 CASTER RIGID 3 1 4X 2 4 8 108923 SPACER CASTER 8 110280 FLOOR PLATE CASTER OUTER ROW 2 8 110279 PLATE CASTER OUTER ROW 1 4 106943 CASTER STRUT 2088 ITEM NO QTY PART NUMBER DESCRIPTION WETS LINDGREN EMC Test Systems L P Cedar Park TX An ESCO Technologies Company Lindgren RF Enclosures Glendale Hts IL UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES TOLERANCES ARE DECIMALS ANGLES APPROVALS DATE DRAWN RBG 9 12 05 TITLE SUB ASSY TOP TURNTABLE 2188 1 53 015 gt CHECKED X XXX amp 005 FINISH MATERIAL SEE BOM PROPRIETARY INFORMATION SIZE ANY DUPLICATION OF THIS DOCUMENT WHOLE OR IN PART WITHOUT EXPRESS WRITTEN SCALE DWG NO REV 1 4 110277 2 PERMISSION OF ETS LINDGREN DO NOT SCALE DRAWING SHEET OF IS PROHIBITED REF DRAWING NOTES 1 EDGES AND CORNERS OF ITEM 15 TO BE BENT IN TOWARDS CENTER OF TABLE 12 PLACES MIN 30 DEGREES AFTER ATTACHIN
10. control for device 1 2 3 4 Emergency fast stop for device Programs positioner which device to respond to Up down MN for towers counterclockwise for turntables Polarization for towers Cancels numeric entry sequence Enters value for numeric sequence Changes speed setting 1 255 Adjusts sound mode Changes acceleration setting ADDITIONAL FiBER OPTIC CABLES Additional lengths of fiber optic cable may be ordered Introduction ETS Lindgren Product Information Bulletin See the ETS Lindgren Product Information Bulletin included with your shipment for the following e Warranty information e Safety regulatory and other product marking information e Steps to receive your shipment e Steps to return a component for service e ETS Lindgren calibration service e ETS Lindgren contact information Introduction 9 This page intentionally left blank 10 Introduction 20 Before performing any maintenance follow the safety information in the ETS Lindgren Product Information Bulletin included with your shipment Regularly inspect all equipment and conduct scheduled maintenance in accordance with the factory recommendations provided BEFORE SERVICING CONTACT ETS LINDGREN 41 512 531 6400 Servicing or modifying the unit without ETS Lindgren authorization may void your warranty If an attempt to service the unit must be made disconnect all electrical po
11. on this Declaration of Conformity document authorizes ETS Lindgren L P to affix the CE mark to the indicated product CE marks placed on these products will be distinct and visible Other marks or inscriptions liable to be mistaken with the CE mark will not be affixed to these products ETS Lindgren L P has ensured that technical documentation shall remain available on premises for inspection and validation purposes for a period ending at least 10 years after the last product has been manufactured EC Declaration of Conformity 35 REF DRAWING NOTES 1 REFER TO SUB ASSY S AND KITS FOR PARTS USED TO ASSEMBLE AND INSTALL TURNTABLE 251 73 REF WOOD METAL SCREWS SEE SHIPPING KIT b 47 13 TABLE TOP 48 10 REF Lo y C 0 EN CA EN T 19 5 88 cr AREE LEVEL REVISIONS ECO REV DESCRIPTION DATE APPROVED 4634 A INITIAL RELEASE 8 18 05 AR UPDATED PER MODS ON 108913 108914 9003 B 108922 AND 108915 12 9 05 RBG TABLE TOP 25 GAP BETWEEN TABLE TOP AND BRUSH HOLDER BRUSH HOLDER ASSY SEE TURNTABLE TOP SUB ASSY FLOOR FLANGE SEE TURNTABLE TOP SUB ASSY SECTION A A SCALE 1 2 3 1 110033 KIT SHIPPING 2188 1 23 NOT SHOWN 2 110053 SUB ASSY TOP TURNTABLE 2188 1 23 1 1 108912 TURNTABLE ASSY 2188 1 23 ITEM NO QT
12. 6 51 16 51 cm 6 12 6 12 in 6 12 in 500 kg 1000 kg 1000 kg Distributed Load Rating 1100 Ib 2200 Ib 2200 Ib gt Distributed Load Rating applies when e Load is evenly distributed to each section e No point loads under 0 37 sq 4 0 sq ft should exceed 500 kg 1100 Ib e And not over 400 kg 882 Ib should be applied to a 45 degree segment outboard of the casters Specifications 15 This page intentionally left blank 16 Specifications 4 0 Turntable Installation Considerations Before assembling installing or connecting any components follow the safety information in the ETS Lindgren Product Information Bulletin included with your shipment Before You Begin Precautions WARRANTY Read this manual completely before starting installation This equipment should be installed and operated only by qualified personnel Do not attempt to service unless qualified to do so As with any electrical equipment make sure unit electrical power has been disconnected and secured when performing scheduled maintenance or adjustments Do not make any modifications to this unit without consulting the factory directly Regularly inspect all equipment for loose fasteners and wear Conduct scheduled maintenance in accordance with the factory recommendations provided Only use replacement parts and fasteners ordered directly from the factory Stay clear of all m
13. DIMENSIONS ARE ININCHES So pae LS 9 12 05 TURNTABLE LIGHT DUTY 1 5m W GND RING XXXi 015 5 HECKED SE SOON PROPRIETARY INFORMATION SIZE SCALE DWG NO REV n is D 1 4 2188 153 2 NONE SEE BOM DONOTSCALEDRAWNG SHEET OF 2 REF DRAWING NOTES MOTORBASE SEE 108912 FOR HARDWARE AND MOTORBASE LOCATION AND INSTALLATION LOCATE AND CENTER TABLE ASSY THEN SECURE FLOOR PLATES AND PADS TO FLOOR WITH PROPER FASTENERS PRIOR TO ADJUSTING ASSY VERTICALLY LOOSEN NUT PRIOR TO ADJUSTING ASSY VERTICALLY 29 PLACES REVISIONS ECO REV DESCRIPTION DATE APPROVED XX XX XX XX INITIAL BUILD LOOSEN AND DISCARD 1 4 20 SCREWS PRIOR TO ADJUSTING ASSY VERTICALLY 19 PLACES LOOSEN CLAMP COLLAR PRIOR TO ADJUSTING ASSY VERTICALLY 8 PLACES WETS LINDGREN EMC Test Systems L P An ESCO Technologies Company Lindgren RF Enclosures Cedar Park TX Glendale Hts IL UNLESS OTHERWISE SPECIFIED APPROVALS DATE TITLE DIMENSIONS ARE IN INCHES TOLERANCES ARE o og TURNTABLE LIGHT DUTY 1 5m W GND RING 015 5 CHECKED X XXX 005 PROPRIETARY INFORMATION SIZE SCALE DWG NO REV ANY DUPLICATION OF THIS FINISH bie DOCUMENT WHOLE OR IN PART D 1 6 2188 1 53 2 NONE SEE BOM WITHOUT EXPRESS WRITTEN eee ETS LINDGREN DO NOT SCALE DRAWING SHEET 2
14. EAD FLAT SS 5 16 18 X 1 3 2 880280 PIN CLEVIS SS 1 2 0 D X 1 LONG 2 1 108925 COVER ACCESS 1 1 108920 TOP TURNTABLE ITEM NO QTY PART NUMBER DESCRIPTION SY TM NETS LINDGREN EMC Test Systems L P An ESCO Technologies Company Lindgren RF Enclosures Cedar Park TX Glendale Hts IL UNLESS OTHERWISE SPECIFIED APPROVALS DATE TITLE DIMENSIONS ARE IN INCHES TOLERANCES ARE DRAWN is NCES ARE 00 lt SUB ASSY TOP TURNTABLE 2188 1 23 X XXt 015 t 5 CHECKED 005 SRK 6 22 05 lpROPRIETARYINFORMATION SIZE SCALE DWG NO REV ANY DUPLICATION OF THIS FINISH bie DOCUMENT WHOLE OR IN PART D ES 110053 NONE SEE BOM PERMISSION OF ETS LINDGREN SHEET OF IS PROHIBITED DO NOT SCALE DRAWING REF DRAWING NOTES A EDGES AND CORNERS OF ITEM 7 TO BE BENT IN TOWARDS CENTER OF TABLE 10 PLACES MIN 30 DEGREES AFTER ATTACHING TO UNDERSIDE OF TABLE TOP WITH ITEM 22 QOO SEE NOTE 1 REVISIONS ECO REV DESCRIPTION DATE APPROVED INITIAL BUILD XX XX XX 2 REPLACED 910678 WITH 890238 12 16 05 RG 23 16 890238 SCREW LEVELING 1 2 13 X 3 SQ HD CU 22 60 210652 SCREW FH PHL ZN TAPTITE 6 32 X 3 8 21 90 910714 SCREW 6 32 X 1 4 PHIL ZN PAN TAPTITE 20 16 210436 BOLT 1 4 20 X 1 2 HEX SS 19 8 210402 SCREW HEX HEAD 3 8 16 X 3 4 18 16 210367 HEX NUT SERRATED FLANGE ZINC 1 2 13 17 40 910411 WASHER 3 8 LOCK SPLIT STL
15. G TO UNDERSIDE OF TABLE TOP PIECES WITH ITEM 32 DOC 8 1341 27 REVISIONS ECO REV DESCRIPTION DATE APPROVED 1 INITIAL BUILD XX XX XX XX 2 REVISED PER CHANGES TO 2188 1 23 12 9 05 RBG 34 48 910788 BOLT 3 8 16 X 1 1 4 HX HD CAP GR5 33 24 910436 BOLT 1 4 20 X 1 2 55 32 108 910714 SCREW 6 32 X 1 4 PHIL ZN PAN TAPTITE 3 18 910413 SCREW FLAT HEAD SOCKET 1 2 13 X 1 30 12 910752 SCREW 3 8 16 X 1 1 4 SH FLAT SS 29 12 910173 SCREW FLAT HEAD 6 32 X 3 8 28 8 910402 SCREW HEX HEAD 3 8 16 X 3 4 27 56 910411 WASHER 3 8 LOCK SPLIT STL ZN 26 8 910407 WASHER 3 8 FLAT STL ZN 25 4 910241 SCREW FLAT HEAD 8 32 X 3 8 24 8 910930 SCREW 10 32 X 3 8 PHIL FLAT SS 23 6 910373 SOCKET HEAD FLAT SS 5 16 18 X 1 22 24 890238 SCREW LEVELING 1 2 13 X 3 SQ HD CU 2 74 910652 SCREW FH PHL ZN TAPTITE 6 32 X 3 8 20 24 910367 HEX NUT SERRATED FLANGE ZINC 1 2 13 19 6 110059 PLUG HOLE TABLE TOP 18 12 110280 FLOOR PLATE CASTER OUTER ROW 17 2 705421 FLOOR FLANGE TURNTABLE 2 03m AL 16 6 109468 ASSY BRUSH HOLDER MODIFICATION 15 6 109333 CONTACT STRIP BRUSH TURNTABLE 14 6 110405 CONTACT FLAT BRUSH TURNTABLE 13 12 890860 SHAFT COLLAR 7 8 BORE ONE PIECE ALUM 12 12 110404 MOUNT TORQUE PIN 11 12 108922 POST TORQUE STOP 10 4 110402 BAR STRUT 14 00
16. Model 2188 Turntable 1 2 m 1 5 m 2 0 m User Manual SWETS LINDGREN ETS Linggren L P reserves the right to make changes to any products herein to improve functioning or design Although the information in this document has been carefully reviewed and is believed to be reliable ETS Lindgren does not assume any liability arising out of the application or use of any product or circuit described herein nor does it convey any license under its patent rights nor the rights of others All trademarks are the property of their respective owners Copyright 2005 2008 by ETS Lindgren L P All Rights Reserved No part of this document may be copied by any means without written permission from ETS Lindgren L P Trademarks used in this document The ETS Lindgren logo is a trademark of ETS Lindgren L P WD 40 is a registered trademark of the WD 40 company Revision Record MANUAL TURNTABLES 2188 Part 399771 Rev C Revision Description Date A Initial Release November 2005 B Added two meter turntable information January 2006 updated illustrations and drawings Rebrand July 2008 Table of Contents Notes Cautions and Warnings V HO a R Sun su Su a 7 Standard Gorifig rati ry s N aaa 7 Turntable Assembly
17. NUT SERRATED FLANGE ZINC 1 2 13 15 3 108915 PAD FLOOR INNER 14 4 108916 MOUNT SUPPORT BEARING PLATE 13 8 890860 SHAFT COLLAR 7 8 BORE ONE PIECE ALUM 12 13 890238 SCREW LEVELING 1 2 13 X 3 SQ HD CU 11 8 108922 POST TORQUE STOP 10 2 108914 FLOOR PLATE OUTER QTR 284 9 2 108913 FLOOR PLATE OUTER QTR 183 8 1 880180 SPROCKET 1 2 PITCH 12T 7 8 BORE 7 2 108921 BLOCK PUSHER BOLT 2 108918 BAR MOUNTING MOTORBASE 5 108923 SPACER CASTER 4 880279 CASTER RIGID 3 1 4 X 2 3 1 108919 BASE TURNTABLE 2 1 109367 ASSY BEARING TURNTABLE 2188 1 108917 PLATE BEARING MOUNT ITEM NO QTY PART NUMBER DESCRIPTION WETS LINDGREN An ESCO Technologies Company EMC Test Systems L P Cedar Park TX Lindgren RF Enclosures Glendale Hts IL TITLE TURNTABLE 2188 1 23 UNLESS OTHERWISE SPECIFIED APPROVALS DATE DIMENSIONS ARE IN INCHES TOLERANCES ARE DRAWN DECIMALS ANGLES RBG 5 14 04 XXX 015 5 CHECKED X XXX amp 005 SRK 01 26 05 FINISH MATERIAL NONE SEE BOM PROPRIETARY INFORMATION ANY DUPLICATION OF THIS DOCUMENT WHOLE OR IN PART WITHOUT EXPRESS WRITTEN PERMISSION OF ETS LINDGREN IS PROHIBITED SIZE D SCALE 1 4 DWG NO 108912 REV DO NOT SCALE DRAWING SHEET OF 2 REF DRAWING NOTES BOITOM VIEW REVISIONS ECO REV DESCRIPTION DATE APPROVED WETS LINDGREN An ESCO Techn
18. OF 2 REF DRAWING NOTES 1 REFER TO SUB ASSY S AND KITS FOR PARTS USED TO ASSEMBLE AND INSTALL TURNTABLE 582 48 REF 077 88 TABLE TOP PART 910682 FROM SHIPPING KIT FLOOR LEVEL 1 4 12 REF REVISIONS ECO REV DESCRIPTION DATE APPROVED INITIAL BUILD XX XX XX XX w lt 25 GAP BETWEEN TABLE TOP AND BRUSH HOLDER REFER TO MANUAL FOR PIT OPENING DIMENSION PART 109468 FROM TOP SUB ASSY PART 705421 FROM SHIPPING KIT SECTION A A SCALE 1 2 3 110407 KIT SHIPPING 2188 2 03 2 108912 TURNTABLE ASSY 2188 1 23 110406 SUB ASSY TOP TURNTABLE 2188 2 03 ITEMZ QTY PART DESCRIPTION NETS LINDGREN EMC Test Systems L P An ESCO Technologies Company Lindgren RF Enclosures Cedar Park TX Glendale Hts IL TITLE TURNTABLE LIGHT DUTY 2m W GND RING UNLESS OTHERWISE SPECIFIED APPROVALS DATE DIMENSIONS ARE IN INCHES TOLERANCES ARE DRAWN DECIMALS ANGLES RBG 11 17 05 X XXt 015 5 CHECKED 005 FINISH MATERIAL NONE SEE BOM PROPRIETARY SIZE SCALE DWG NO REV ANY DUPLICATION OF T DOCUMENT WHOLE pia D 6 2 88 2 03 WITHOUT EXPRESS WRITTEN PERMISSION OF ETS LINDGREN DO NOT SCALE DRAWING SHEET OF 2 IS PROHIBITED REF DRAWING REVISIONS ECO REV DESCRIPTION DATE APPROVED NOTES
19. Y PART NUMBER DESCRIPTION WETS LINDGREN An ESCO Technologies Company Lindgren RF Enclosures EMC Test Systems L P Cedar Park TX Glendale Hts IL TITLE TURNTABLE LIGHT DUTY 1 2m W GND RING UNLESS OTHERWISE SPECIFIED APPROVALS DATE DIMENSIONS ARE IN INCHES TOLERANCES ARE DRAWN DECIMALS ANGLES RBG 6 15 05 X XX 015 5 CHECKED 005 SRK 6 22 05 FINISH MATERIAL NONE SEE BOM PROPRIETARY INFORMATION ANY DUPLICATION OF THIS DOCUMENT WHOLE OR IN PART WITHOUT EXPRESS WRITTEN PERMISSION OF ETS LINDGREN IS PROHIBITED SIZE D SCALE 1 4 DWG NO REV 2188 1 23 B DO NOT SCALE DRAWING SHEET 2 REF DRAWING REVISIONS NOTES ECO REV DESCRIPTION DATE APPROVED LOOSEN AND DISCARD 1 4 20 SCREWS PRIOR TO ADJUSTING BASE PLATE VERTICALLY 3 PLACES LOOSEN NUT PRIOR TO LOOSEN CLAMP COLLARS PRIOR ADJUSTING ASSY VERTICALLY TO ADJUSTING ASSY VERTICALLY 13 PLACES 8 PLACES LOCATE AND CENTER TABLE ASSY THEN SECURE FLOOR PLATES AND PADS TO FLOOR WITH PROPER FASTENERS PRIOR TO ADJUSTING ASSY VERTICALLY ITEM QTY PART DESCRIPTION WETS LINDGREN EMC Test Systems L P An ESCO Technologies Company Lindgren RF Enclosures Cedar Park TX Glendale Hts IL UNLESS OTHERWISE SPECIFIED APPROVALS DATE TITLE DIMENSIONS ARE IN INCHES TOLERANCES ARE BRAWN
20. ating the controller A manual is included with each controller and is also available for download from www ets lindgren com Motor Base Status Indicators Following are actions of the status indicators when used with the Infrared Remote Controller IR remote For more information on the IR remote see page 8 State 1 2 3 4 Power Any Any Any Any Init Cycling Amber Up CW Green Down CCW Green Polar Green Upper Limit Red Lower Limit Red Operation 29 This page intentionally left blank 30 Operation Appendix A Warranty gt See the Product Information Bulletin included with your shipment for the complete ETS Lindgren warranty for your Model 2188 DURATION OF WARRANTIES FOR MODEL 2188 All product warranties except the warranty of title and all remedies for warranty failures are limited to two years Product Warranted Duration of Warranty Period Model 2188 Turntable 2 Years Warranty 31 This page intentionally left blank 32 Warranty Appendix B Drawings These drawings are located in the back pocket of this manual Drawing Description Drawing Number 1 2m With Ground Ring 2 pages 2188 1 23 1 5m With Ground Ring 2 pages 2188 1 53 2m With Ground Ring 2 pages 2188 2 03 2188 1 23 2 pages 108912 2188 1 23 Sub Assembly Top 110053 2188 1 53 Sub Assembly Top 110277 2188 2 03 Sub Assem
21. bly Top 110406 2188 Limit Switch Instructions 398790 Drawings 33 This page intentionally left blank 34 Drawings Appendix C EC Declaration of Conformity NETS LINDGREN CE An ESCO Technologies Company We ETS Lindgren L P 1301 Arrow Point Drive Cedar Park TX 78613 USA declare under sole responsibility that the Model Part Number 2188 Model Part Name 2188 Turntable with 2188 style motor base Date of Declaration 07 November 2005 to which this declaration relates meets the requirements and 5 in conformity with the relevant EC Directives listed below using the relevant section s of the following EC harmonized standards and other normative documents Applicable Directive s Low Voltage Directive LVD 73 23 EEC and its amending directives Electomagnetic Compatibility Directive EMC 89 336 EEC and its amending directives Applicable harmonized standard s and or normative document s EN 55011 Electromagnetic emissions requirements for Industrial Scientific and Medical ISM Equipment requirements EN 61010 1 Safety requirements for electrical equipment for measurement control and laboratory use ENV 50204 1996 Radiated electromagnetic fields from digital radio telephones Immunity test Authorized Signatories 2 d 4 2 ETS Lindgren L P ETS Lindgren L P Bryan Sayler General Manager James C Psencik Vice President of Engineering The authorizing signatures
22. ee bolts flat and lock washers provided on each side of the motor base Do not tighten them completely at this time Assembly and Installation 27 28 3 Attach the chain around the bearing sprocket and the drive sprocket Adjust the motor base using the two pusher bolts provided Allow only 1 4 in maximum side to side motion for proper chain tension on the motor 4 Tighten the six securing bolts Post Installation Steps FINAL LEVEL OF TURNTABLE Once the turntable is in place with the floor flange and wear strip mounted check that the table is level Verify that it is level and all screws nuts and collars are tightened CONDUCTIVE GREASE APPLICATION Before placing the turntable into operation apply conductive grease to the ground brush Apply the contents of one tube of conductive grease to the brush Apply one tube per meter size of the diameter of the turntable Assembly and Installation 7 0 Operation Before placing into operation follow the safety information in the ETS Lindgren Product Information Bulletin included with your shipment Model 2090 Series Multi Device Controller With the assembly of the turntable complete the Model 2090 Multi Device Controller or next generation ETS Lindgren controller if applicable must be connected to the unit and power applied to both the motor base and controller See the controller manual for complete information on connecting the fiber optic cable and oper
23. elding make as 3 many anchor holes miss the floor joint strips as possible use the shim plates provided 9 10 11 12 24 The Model 2188 Turntable includes curved floor anchor plates that are under the base unit The 1 5 m and 2 0 m models include an outer ring of floor plates to support additional casters To ensure proper spacing place the four connector strips included between the base unit and outer plates For placement and securing of floor plates see the Pit Locator Detail illustration on page 23 and the drawings located in the back pocket of this manual If the turntable is to be installed into a welded chamber with a steel pit and steel raised floor see step 13 The anchor plates are held in place by 1 4 20 screws and set collars Screw the anchor plates to the floor using 14x1 in 3 square socket flat head screws Drill 1 8 in pilot holes for these screws and vacuum up shavings so that you have good contact with the floor Continue mounting the rest of the plates Once all anchor plates are securely mounted remove and discard the 1 4 20 screws that hold the anchor plates to the base Level the turntable to the raised floor Assembly and Installation 14 13 When mounting to a steel pit and steel raised floor a 7 drill bit for tapping or a 9 32 drill bit to create through holes is required when mounting anchor plates to the steel raised floor Locate and mark holes in each group of anchor p
24. esult in minor personal injury and or property damage Included text gives proper procedures gt See the ETS Lindgren Product Information Bulletin for safety regulatory and other product marking information This page intentionally left blank vi 1 0 Introduction The ETS Lindgren Model 2188 Turntable is an electric powered variable speed turntable platform system designed for use with the Model 2090 Multi Device Positioning Controller or next generation ETS Lindgren controller if applicable to perform EMI compliance testing The Model 2188 is available in 1 2 meter 1 5 meter and 2 0 meter diameters The turntable is ideal for installations in new or existing test locations where pit excavation is not an option or must be shallow The top of the turntable is conductive with a continuous ground brush to electrically couple it to the ground plane The ground brushes are attached directly to the chamber floor by the floor flange and are in continuous contact with the turntable top The brushes point downward from the floor flange The drive motor and gearing are located beneath the platform The Model 2188 is powered by an electric motor through a worm gear box with a chain and sprocket final drive The top of the turntable is removable to provide easy access in the event that service is required The electronics are located in a shielded enclosure Signal I O is through fiber optic cable To prevent over t
25. h with each other 6 Continue mounting until all screws are installed Some screws may fall between the floor panel joints Try to position the flanges making sure as few screws hit these points as possible and making sure that the first or last hole in the flange is not too close to one of these joints Trim the top floor joint strips to fit up against the flange FLOOR FLANGE INSTALLATION IN A CONCRETE PIT Installing in a concrete pit is the same as a paneled floor with the exception of the mounting hardware Instead of the 14 x 1 in square socket flat head screws use 1 4 x 1 3 4 in Phillips flat head concrete anchors Assembly and Installation These tools are required for the next stage of installation 1 2 in hammer drill 3 16 x 3 1 2 in hammer drill bit at minimum Vacuum to clean inside the drilled holes for maximum thread engagement When drilling holes be aware of buried conduit and pit drainpipes Drill 3 16 in 3 holes two inches minimum depth Motor Base Attachment BEARING SPROCKET DRIVE CHAIN MOTORBASE SECURING BOLTS PUSHER BOLT 2X 3 THIS SIDE 3 OTHER SIDE Turntable Motor Base 1 Locate the box that contains the motor base The box also includes the hardware needed to attach the motor base to the turntable See the illustration Turntable Motor Base to locate the drive chain and bolts to secure the motor base Slide the motor base between the two rails provided 2 Attach thr
26. ion Only qualified personnel should use a forklift or other lifting machinery Assembly and Installation 6 Using a forklift or other appropriate lifting machinery place the turntable bottom into position The motor base with the fiber optic connectors should point in the direction that the fiber optic cable will be installed This position will reduce the chance of the cable being kinked or twisted Make sure power is off and secured before proceeding MOTORBASE 5 16 18 HEX HEAD BOLTS 3X THIS SIDE 3X OTHER SIDE Interior Design MEASURING BAR LOCATION OF 1 4 20 SCREWS 3X LOCATION OF 1 4 20 SCREWS 4X MEASURING EDGE OF BAR LOCATION OF ANCHOR SCREWS ANCHOR FLOOR PLATES Pit Locator Detail Assembly and Installation 23 7 Position the turntable as close as possible to the center Attach the measuring bar to the brass spacers mounted onto the bearing the hole mount locations are appropriate to the size of the turntable to be installed Rotate the bearing and make sure approximately 7 8 in to 1 in spacing exists between the edge of the outer measuring bar and the diameter of hole cut into the pit Adjust if necessary Once the center is located mark around the perimeter of the turntable base or outer floor plates These marks may be used for reference if the assembly moves during placement of the floor shims or anchor plates gt When installing and positioning the turntable on modular shi
27. lates Drill and tap or drill through each hole and then screw in 1 4 20 hardware so that the turntable does not move as you go around each location Before leveling make sure all 1 2 13 flange nuts and clamp collars are backed off completely to avoid pulling plates off the floor Raise the turntable by turning the 1 2 13 square head screws clockwise until the measuring bar top is 3 16 in above the raised floor this is just a rough finished height Check the height with a leveling instrument When the turntable is leveled tighten flange nuts on the square head Screws and secure set collars on the torque pins down onto the base top surface and outer plate if applicable Remove the measuring bar See the Elevation View illustration in the next section and the drawings located in the back pocket of this manual FLOOR FLANGE INSTALLATION IN A PANELED FLOOR RAISED FLOOR REF ASURING BAR po 1 2 13 FLANGE NUTS TYP CLAMP COLLARS TYP TORQUE PINS TYP 1 2 13 SQ HD LEVELING SCREWS Elevation View The ground ring assembly includes a floor flange with a mounted brush ring that interfaces with the contact ring mounted beneath the turntable top The floor flange provides constant electrical contact with the ground plane Mounting methods vary according to user specifica
28. of conductive lubricant to the brush interface Inspect the ground brush for wear Visually inspect the ground brush for wear if necessary replace the ground brush 12 MONTH SERVICE Lubricate the main bearing race Lubricate the main bearing race with a grease gun containing good quality bearing grease The grease fittings are located inside the race 90 degrees apart beneath the top Three discharges from the grease gun in each fitting are adequate Lubricate the chain and sprocket of the chain drive Apply good quality grease to the chain and sprocket Maintenance Replacement and Optional Parts Following are the part numbers for ordering replacement or optional parts for the Model 2188 Turntable Part Description Part Number Turntable Assembly For a list of all turntable parts see the drawings located in the back pocket of this manual IR Remote Controller 707030 Service Procedures For the steps to return a system or system component to ETS Lindgren for service see the Product Information Bulletin included with your shipment Maintenance 13 This page intentionally left blank 14 Maintenance 3 0 Specifications Electrical Specifications Nominal AC Voltage 230 VAC Input Frequency 50 60 Hz Phase Single Phase AMP 2 0 RPM 0 5 2 0 variable Physical Specifications 1 2 meter 1 5 meter 2 0 meter TE i 16 51 cm 1
29. ologies Company EMC Test Systems L P Cedar Park TX Lindgren RF Enclosures Glendale Hts IL TITLE TURNTABLE 2188 1 23 UNLESS OTHERWISE SPECIFIED APPROVALS DATE DIMENSIONS ARE IN INCHES TOLERANCES ARE DRAWN DECIMALS ANGLES RBG 5 14 04 015 5 CHECKED X XXX 005 SRK 01 26 05 FINISH MATERIAL NONE SEE BOM PROPRIETARY INFORMATION ANY DUPLICATION OF THIS DOCUMENT WHOLE OR IN PART WITHOUT EXPRESS WRITTEN PERMISSION OF ETS LINDGREN IS PROHIBITED SIZE D SCALE 1 4 DWG NO 108912 REV DO NOT SCALE DRAWING SHEET 5 OF 2 REF DRAWING NOTES EDGES AND CORNERS OF ITEM 5 TO BE BENT IN TOWARDS CENTER OF TABLE 8 PLACES MIN 30 DEGREES AFTER TO UNDERSIDE OF TABLE TOP WITH ITEM 12 m 50 REF REVISIONS ECO REV DESCRIPTION DATE APPROVED 4634 INITIAL RELEASE 8 18 05 AR B ADDED P N 109468 705417 910652 E 12 75 910714 SCREW 6 32 X 1 4 PHIL ZN PAN TAPTITE 11 50 910652 SCREW FH PHL ZN TAPTITE 6 32 X 3 8 10 4 910241 SCREW FLAT HEAD 8 32 X 3 8 21900 9 8 910930 SCREW 10 32 X 3 8 PHIL FLAT SS Ge 8 6 110059 PLUG HOLE TABLE TOP 7 2 705417 FLOOR FLANGE TURNTABLE 1 2m AL 6 4 109468 ASSY BRUSH HOLDER MODIFICATION O REF USE AT FINAL ASSY 5 4 109333 CONTACT STRIP BRUSH TURNTABLE 4 6 910373 SOCKET H
30. on according to local electrical code See the controller manual for information on connecting the fiber optic cable After the fiber optic cable is installed secure it with a wire tie to one of the leveling screws To feed the fiber optic connectors through a waveguide in the chamber cables are included to connect from the feedthroughs on the penetration panel to the controller and motor base Electrical Installation 6 0 Assembly and Installation your shipment Before connecting any components follow the safety information in the ETS Lindgren Product Information Bulletin included with Prior to assembly and installation review the drawings located in the back gt pocket of this manual Proper installation of the turntable directly affects performance The installation of turntables two meters and larger will be performed by factory installation specialists or individuals authorized by ETS Lindgren to perform such work The following information is included only to provide an informational overview of the installation process Required Tools 3 16 Allen wrench e 1 4 Allen wrench e 3 8 Allen wrench 3 6 mm Allen wrench e 3 8 in ratchet wrench e 12 in crescent wrench e 15 mm 12 point socket for 1 2 in square head screws e 7 16 in open box end wrench e 1 2 open box end wrench e 3 4 open box end wrench e 0 120 drill bit for 6 32 self tapping screws e 7 drill bit fo
31. oving components on this equipment Do not operate turntable while someone is physically on the turntable top Do not at any time place hands or feet in the vicinity of the drive pinion on the turntable Turntable Installation Considerations 17 Power and Signal Lines CONDUIT Power and signal line paths should be planned in advance Conduit should be in place before pouring concrete or installing the ground plane Consider the size of the cable bundle when selecting conduit diameter ELECTRICAL CONSIDERATIONS Electrical connection is subject to local electrical codes and should only be performed by a qualified electrician 18 A qualified and licensed electrical contractor should install power lines and the installation should comply with all applicable regulatory agencies A dedicated circuit should be used with the shortest distance possible between the power source and the turntable For more information on electrical installation see page 19 AccESS An access area beneath the turntable is advisable for large diameter installations A service switch should be installed to deactivate the turntable during service Turntable Installation Considerations 5 0 Electrical Installation Before assembling installing or connecting any components follow the safety information in the ETS Lindgren Product Information Bulletin included with your shipment Electrical installation must be performed by a qualified
32. r 1 4 20 tap 3 4 in pipe clamp ends 3 4 in pipe about 6 feet length depends on turntable size 1 1 2 in C clamp 8 Measuring tape Pry bar Level Square Hacksaw Black marker File WD 40 Cutting oil Assembly and Installation 21 3 8 in hand drill Syringe to apply conductive grease 9 32 drill bit Grease gun e 2 Phillips screw bit e Vacuum e 3 Phillips screw bit e 1 2 hammer drill Assembly Instructions 22 Do not discard any packing material until the turntable is fully installed and operational When working around the turntable do not step on the fiber optic connectors located on the motor base Uncrate all parts and check for shipping damage Create a clear area to safely assemble the turntable unit Verify that that fiber optic cable is long enough to reach from the turntable to the control room If the turntable is to be installed in a pit measure the depth and inside diameter of the depth Compare the measurements with the drawings located in the back pocket of this manual The inner diameter of the pit should be as follows e 1 2 meter turntable 49 00 0 25 in 1 5 meter turntable 60 00 in 0 25 in 2 0 meter turntable 79 75 in 0 25 in Remove the bolts that attach the top onto the turntable drive assembly these are the six flat head bolts closest to center of the turntable top Remove the turntable top and place it in a safe locat
33. ravel of the turntable in either direction of movement hard limits are provided in the form of pins that actuate switches located below the tabletop These pins allow limits to be set and allow as much as two full rotations Rotation speed can be varied from the front panel of the controller or through the IEEE 488 interface bus Standard Configuration TURNTABLE ASSEMBLY Featuring continuous or non continuous operation the turntable assembly includes e Single phase electric drive 208 230 VAC 50 60 Hz e Variable speed drive e Conductive top Continuous rotation e 10 meter fiber optic control cable Fiber optic shield penetration kit e Fiber optic feedthroughs 2 3 meter fiber optic control cable Introduction 7 Model 2090 Series Multi Device Controller The Model 2090 Controller or next generation ETS Lindgren controller if applicable is a separate component required for Model 2188 operation The controller can command two separate devices such as ETS Lindgren towers and turntables plus provide control of four auxiliary devices through a fiber optic interface The controller includes a GPIB bus and is compatible with most popular EMI measurement software Optional Items INFRARED REMOTE CONTROLLER The Model 2188 is infrared compatible and can be used with a universal remote control programmed to a specific protocol such as the ETS Lindgren Infrared Remote Controller IR remote Selects
34. tions Clearance holes are provided at evenly spaced intervals along the outside perimeter of the floor flange to attach to a customer supplied ground plane These instructions describe installation for a paneled floor For concrete pit mounting instructions see Floor Flange Installation in Concrete Pit on page 26 Assembly and Installation 25 26 Installing the ground ring assembly requires these tools 1 4 in spacers 3 5 32 in drill bit Hand drill e 3 Phillips drive bit 14 x 1 wood metal screws e Small square The turntables have two floor flange pieces All flanges are pre cut at the factory for a drop in fit 1 Lay the floor flange into the opening of the raised floor and push outward to the diameter of the opening Attach the turntable top to the brass spacers with the hardware provided Using a pipe clamp and 1 4 in Allen wrenches or 1 4 in pin place a spacer between the turntable and floor flange starting in three places in the center or on the flange Once tension is placed on all three wrenches drill a 5 32 hole through the counter sunk holes in the floor flange Drill completely through the panel and place screws into the holes Continue working around the floor flange completing two or three holes at a time Make sure that a 1 4 in gap between the turntable top and the mounted brush ring be held as close as possible so that the grounding brushes seat properly Also make sure the flange ends are flus
35. wer prior to beginning Voltages exist at many points within the instrument that could if contacted cause personal injury Only trained service personnel should perform adjustments and or service procedures upon this instrument Capacitors inside this instrument may still be charged even when the instrument is disconnected from the power source WARRANTY evi Recommended Maintenance Schedule Regular maintenance will prolong the effective operation and reliability of your turntable Follow the recommended schedule for routine 6 month and 12 month service Do not perform maintenance while the turntable is operating Maintenance 11 12 ROUTINE Routine maintenance should be conducted prior to each use of the turntable Remove foreign objects from between turntable top and floor flange Visually inspect the turntable prior to use and look for foreign objects in the gap between the turntable top and the floor flange Remove the objects if possible Check for excessive rotation Attempt to rotate the turntable top by hand Excessive rotation may indicate a loose drive component Listen for excessive noise Listen for excessive or unusual noise during turntable operation 6 MONTH SERVICE Lubricate the casters Lubricate the casters with good quality bearing grease Inspect the ground brush for contaminates Vacuum the ground brush to remove unwanted debris If required add a small amount
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