(Note: If a manufacturer of a machine or ... For spacer shafts… 0000023556 00000 n 0000010307 00000 n 0000006207 00000 n 0000012836 00000 n Use a 2 mil (.002") shim or feeler gauge to check the gap under the foot. ��2�d[]�{�� %�YD݁��֜_� /5�ɔ�*+� �٫��F����?��3��Ϲ-�ų� 4�8ˉK��z0@�iLE����z�p6=M?i��b(�5A�P_�፾�]������Rd���v�hXym[]T���e��{殫��9ƊH�推O#"uҳӵ|�jz2|��Xs��[ �m`{a�Ֆ���F�NC������C�z �5���L��Յ�o;�F�1x�����,՗N��R3�� j�����k%\Q�N6�}n�I�u����E��)%�Ho��;�AK���E�!c�Zx�)0���8%�����Zۓ��i[G"j�/��%&�p�V��?�0���6at��Sߠ��Q����_e�K��� )��] Uploaded by. PRE ALIGNMENT: FINAL SOFT FOOT Loosen one bolt at a time. 0000028048 00000 n To take an example, a machine running at 6000 rpm with a 300mm spacer shaft installed would allow a maximum offset of:- (0.03mm) X 300/100 = 0.09mm (or 9/100mm) at either coupling at the ends of the spacer shaft… 1 1. The suggested tolerances shown on the following pages are general values based upon over 20 years of shaft alignment experience at . 0000018629 00000 n h��Xmo�8�+��jE��8�j% Available Formats: PDF - English - DRM, Hardcopy - English More Info on product formats. Dimension and tolerance symbols Shaft and housing fits Normal tolerances Chamfer dimensions Radial internal clearance Axial internal clearance Reduction in radial internal clearance FAG rolling bearing … Save Api 686-96 For Later. 0000015988 00000 n 0000002065 00000 n While it is safe to say the coupling will not fail if aligned to their tolerances, it is not safe to say that bearing, seal, shaft… API was formed in 1919 as a standards-setting organization and is the global leader in convening subject matter experts across segments to establish, maintain, and distribute consensus standards for the oil and gas industry. 0000001681 00000 n 0000029139 00000 n 0000022468 00000 n Submit Close. 0000019780 00000 n 0000005101 00000 n … API 686 – Best Practice for installation. Soft foot is a common issue when aligning rotating equipment. 0000028069 00000 n 686 First Edition, February 1996 Chapt. 0000009212 00000 n 2.1. DOWNLOAD PDF . �0A�}�!\�IJ���;*4�U��I�H4�G3��؟;tT�B~+e���f�a�|�;����P+MAv�����y�W�˖P���{��e�z�#뮜� �;Np��Qd�!�����ې�p�"sS���У�{�JU&n=�q� ��]����bQ:)���Ժ��O�g�>����[�� � ^Q���nyBr8OS� � 0000011997 00000 n Table of Contents ... Chapter 7 - Shaft Alignment … The alignment in this article is typically referred to as coupling alignment. 0000010328 00000 n piping loads are much more complex. �߇,���d�#s?%�s�6‡5� X�qd�/���b�[D�61�������. A catalog of API … 0000022447 00000 n These changes in the shaft alignment … Save API 686 … �=@��ypY�3����)�m�g�ts�t���+:���Bw0���(�~ e�zpHK �XċA�ASA‡�����1 fi�$nƲ�L�N5^ �2/����I����v9�{t�3�:Z� �k\�:K����)�f*w���q�(C�2p��@��� &I4� Download Api 686-96. The objective of the standard is to ensure a robust installation with minimal softfoot of the mounted equipment. No, RP 686 … 0000007330 00000 n 0000025471 00000 n 0000015211 00000 n Download API 686 Ingles 1 Edicion. H��Wێ�6��ѧX+���Է�m�?�kѲZ]\]�l��ë(����X�W���̜��?�6F��Dp�v�n0���c�� 0000026584 00000 n They should be used only if no other tolerances … Purpose of this manual The purpose of this manual is to provide necessary information for: • Installation 0000018650 00000 n Re-tighten the bolt. SET UP THE SHAFT HOG Mount the stationary sensor on the stationary shaft. Diagram of the relationship between the pitch diameter and the machining tolerance … 1 Introduction and Safety. Uploaded by. It should be recognized that shaft runout and coupling surface runout do not affect shaft centerline alignment when both shafts are turned when making alignment … Attachment 3, ASME B31.8, Gas Transmission & Distribution Piping Alignment and Acceptance Criteria 2.1.5 When radiography or other NDE methods are employed, the procedure shall meet the requirements of API … 0 0000017559 00000 n Description. ... Save API 686 PRACTICES Shaft Alignment For Later. 0000016010 00000 n Edgar Enrique Sarmiento Riaño. Reason. For spacer shafts, the table gives the maximum allowable offset for each 100 mm or inch of spacer shaft length. 0000020871 00000 n 0000001493 00000 n 108 0 obj <>stream Machinery Alignment Tolerance Tables The suggested alignment tolerances shown here are general values based upon experience and general industry standards and should not be exceeded. [(4.4-1.8)/20 = 0.13] open at the top of the coupling. PIP REIE686A Recommended Practice for Machinery Installation and Installation Design March 2012 ... – PIP REIE686/API RP686 - Recommended Practice for Machinery … It is a major cause of repeatability problems in shaft alignment measurements. API-686 PRACTICES shaft-alignment The manual describes the proper and safe use of … Piping is under pressure and when installed out of alignment it is also under bending loading, which subjects the material to sheer stresses. The … 0000019801 00000 n Your name. 0000026562 00000 n 0000003719 00000 n Save API RP 686.pdf For Later. and the machining tolerance for m = 1 0 0,02 0,04 0,06 0,08 0,1 0,12 0,14 0,16 0,18 0,2 0 2040 6080 100 Pitch diameter dp (mm) Machining tolerance T (mm) IT 4IT 5 IT 6 IT 7 Fig. The suggested alignment tolerances shown here are general values based upon experience and general industry standards and should not be exceeded. 1.1 Introduction. nasser.saldana. 0000030625 00000 n 0000011976 00000 n 2011/2012 ¿Te resulta útil? %PDF-1.2 %���� Share & Embed "API 686 PRACTICES Shaft Alignment… 0000014241 00000 n As stated in API … API RP 686, 2nd Edition, December 2009 - Recommended Practice for Machinery Installation and Installation Design Purpose This recommended practice (RP) is intended to provide recommended … … 0000025492 00000 n The sensors may be mounted on the shafts … %PDF-1.5 %���� Generally, API standards are reviewed and revised, reaffirmed, or withdrawn at least every five years. Embed. ?��{�wU�$�+�����1tu���,��z�1�]~�h\#�a�*��g����F����J,�"�J��� "�W����8���x�N���N����N'���E��S�RUh:��e+x{�����.�v�z�����}���#E�Ƞ����`�$Ӛ���-���s����ƺ��&t��6�d�5� zL+����j����*շZN5��з�)j?r����Wד��C�ؚD�1�j�m�q,]z���e��>���6�K�F����Iu��:��ZhH�П��� 4����B�(2Wß:�����TA"AI��FUc�t��¼� �¤�� 3a�F�[�u2�>א�I����4|j��GxK�U� Set up laser alignment system. API RP 686. In reality, coupling alignment is not about aligning couplings at all. trailer << /Size 58 /Info 1 0 R /Root 7 0 R /Prev 32578 /ID[<519d6f270157c673eaf9368774a43203><2fb94de6048463e67bd3597d377fdff1>] >> startxref 0 %%EOF 7 0 obj << /Pages 2 0 R /Type /Catalog /DefaultGray 3 0 R /DefaultRGB 4 0 R /Metadata 5 0 R >> endobj 56 0 obj << /S 36 /Filter /FlateDecode /Length 57 0 R >> stream A summary of the guidance in regards to pipe strain is as follows: 1.1 ASME B31.3 PROCESS PIPING Section 335 describes the requirements for assembly and erecting. API 686 Ingles 1 Edicion. Prueftechnik and should not be exceeded. API standards cite criteria for flatness and coplanar tolerances of the mounting surfaces for rotating equipment. 0000009190 00000 n 0000013950 00000 n 0000001384 00000 n 51324939 API 686 shaft alignment. Asignatura. apuntes. The shaft alignment … How precise should alignment be? Figure 2: Shaft ruout tolerances, ANSI/ASA S2.75-2017/Part 1 The shaft runout tolerances in Table 2 above are provided as a guidance. Measure and correct alignment of the machine to achieve the final alignment to the required targets within tolerances. endstream endobj 55 0 obj <>/OCGs[82 0 R]>>/PageLabels 50 0 R/Pages 52 0 R/Type/Catalog>> endobj 56 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/Type/Page>> endobj 57 0 obj <>stream 0000017538 00000 n CPKNO. The American Petroleum Institute (API) documented the proper design and use of small volume provers in 1988: “Manual of Petroleum Measurement Standards,” Chapter 4, Proving Systems, Section 3, Small … 0000006229 00000 n 80 0 obj <>/Filter/FlateDecode/ID[<229D44E6CEACFBE578C6046673E67771>]/Index[54 55]/Info 53 0 R/Length 116/Prev 739535/Root 55 0 R/Size 109/Type/XRef/W[1 3 1]>>stream This operating manual is valid for the type series and variants indicated on the front cover. bearings, orientation is an important alignment feature. endstream endobj startxref 7. Compartir. Universidad Autónoma de Madrid. In its first 100 years, API … 0000003166 00000 n J���}!C��B]5A��4��xx��QS��nw_A'����2����ا#Ă����:��'4�]��CHڹ���w��j��a�ї? Alignment tolerances for flexible couplings. i) As it relates to alignment the specification prohibits introducing strain into the piping or equipment by forcing piping into alignment. API 686 PRACTICES Shaft Alignment. The shaft centerline of a moveable machine—typically a motor—is aligned to the shaft centerline of a machine that generally is not moved, such as a pump. %%EOF Coupling Alignment Fundamentals Rexnord, 5555 S. Moorland Rd., New Berlin, WI 53151-7953 538-214 Telephone: 262-796-4060 Fax: 262-796-4064 February 2014 August 2013 �Ew}Q�^O��!-Y �������$I�����d��ό�8�8s� ��SL8Üf�Ûa�Be�R���|s,�B�" �"��� Y��H_1��ah2ʱTE!�]�e�;��T,��V�1�9J!�6!��%�� ���0�@�(l�q�-��H�C��k��g��o����M�aп����C6IS ���~��LG w��[0�94Sw��௸ϴ+P$Mf�5Ӷ���E. 0000007603 00000 n 0000001702 00000 n h�bbd```b``6�3@$�d�f��e+���d9f�٩`v4��D��\ֻ�.�\- ��D����G�$�;`5�@�}�!� !0r00]x�6�AJ�g`z� � F� 0000023534 00000 n Publisher: American Petroleum Institute. ���n>��4j@���,&�Op��q��֑F��A��5�/:���%�}����4���SSw��j�X��h��\�z���? 0000003439 00000 n It is about aligning shaft centerlines. 0000011228 00000 n Share. Shaft Alignment Tolerances The coupling manufacturer is generally concerned with their product effectively transmitting energy from one shaft to another. With a load-on-pad design, Figure 1 the shaft is free to laterally within bearing clearance, and alignment data is difficult to obtain without temporary bearing shims to stabilize the sham With a load-between-pad design, Figure 1 (B), the shaft remains stable during the alignment … 1 General. m�}Ĉ�`8lp�i*�q���@s�|Fo>�������ޢ�_�"M8l[i7L5KpB����Z�Mh�7j��^��|l�hv�)v`�4��J{Ė1}Ȗ RE: Minimum Shims requirement for Pumps as per API-686 TenPenny (Mechanical) 7 Dec 12 07:49 In the old days, it was 'good' practice to put 1/8" shims under the pump and motor so that proper field alignment … Changes in the temperature of machines from off line to running can have a significant impact on the shaft alignment. 0000011207 00000 n 7 of 76. 1 General. Check 2– If possible put a dial on any shafts and perform a quick run out check to ensure nothing was bent during shipment. Status of the publication can be ascertained from the API Standards Department, telephone (202) 682-8000. A one-time extension of up to two years may be added to this review cycle. alignment will be 0.13 mil/in. Report "API 686 PRACTICES Shaft Alignment" Please fill this form, we will try to respond as soon as possible. Check … h�b```g``�����01�A�D�b�,� � 54 0 obj <> endobj 0000029161 00000 n 0000015232 00000 n By: stevechwyl. 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