{"id":10631,"date":"2022-03-10T20:30:58","date_gmt":"2022-03-10T20:30:58","guid":{"rendered":"https:\/\/www.hexorcism.com\/19BP\/sm2841605\/"},"modified":"2022-03-10T20:30:58","modified_gmt":"2022-03-10T20:30:58","slug":"sm2841605","status":"publish","type":"page","link":"https:\/\/www.hexorcism.com\/19BP\/sm2841605\/","title":{"rendered":"PISTON INSPECTION"},"content":{"rendered":"
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PISTON INSPECTION<\/h3>\n<\/div>\n

SM2841605<\/p>\n

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id011000502100<\/p>\n

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Caution<\/div>\n<\/dd>\n
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\u2022 If the piston is replaced, replace the piston, piston pin, and the snap ring as a single component.<\/div>\n<\/dd>\n<\/dl>\n

1.Measure the piston outer diameter using the micrometer. The measurement position is 8.0 mm {0.31 in}<\/span> from the lower end of the piston (area with no coating on the piston skirt) and in the thrust direction.<\/p>\n

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<\/td>\n\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
bpe1ze00000097<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
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\u2022 If it is not within the specification, replace the piston.<\/div>\n<\/dd>\n<\/dl>\n
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Standard piston outer diameter<\/div>\n<\/dd>\n<\/dl>\n
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88.965\u201488.995 mm {3.5026\u20143.5037 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n

2.Measure the cylinder bore diameter. (See CYLINDER BLOCK INSPECTION<\/a>.)<\/p>\n

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3.Calculate the cylinder-to-piston clearance from the cylinder bore diameter and the piston outer diameter.<\/p>\n

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\u2022 If the clearance exceeds the maximum specification, replace the piston or cylinder block.<\/div>\n<\/dd>\n<\/dl>\n
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Standard clearance between piston and cylinder<\/div>\n<\/dd>\n<\/dl>\n
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0.025\u20140.045 mm {0.0010\u20140.0017 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n
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Maximum clearance between piston and cylinder<\/div>\n<\/dd>\n<\/dl>\n
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0.066 mm {0.0026 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n

4.Measure the piston-to-ring groove clearance along the perimeter using a feeler gauge. For the O-ring, measure the clearance with the O-ring assembled to the piston.<\/p>\n

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<\/td>\n\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
bpe1ze00000098<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
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\u2022 If the clearance exceeds the maximum specification, replace the piston or piston ring.<\/div>\n<\/dd>\n<\/dl>\n
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Standard clearance between piston ring and ring groove<\/div>\n<\/dd>\n<\/dl>\n
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Top: 0.04\u20140.08 mm {0.002\u20140.003 in}<\/div>\n
Second: 0.03\u20140.07 mm {0.0012\u20140.0027 in}<\/div>\n
Oil: 0.04\u20140.12 mm {0.002\u20140.004 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n
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Maximum clearance between piston ring and ring groove<\/div>\n<\/dd>\n<\/dl>\n
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Top: 0.12 mm {0.0047 in}<\/div>\n
Second: 0.10 mm {0.0039 in}<\/div>\n
Oil: 0.17 mm {0.0067 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n<\/div>\n
<\/div>\n
<\/div>\n
<\/div>\n

<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

PISTON INSPECTION SM2841605 id011000502100 Caution \u2022 If the piston is replaced, replace the piston, piston pin, and the snap ring as a single component. 1.Measure the piston outer diameter using the micrometer. The measurement position is 8.0 mm {0.31 in} from the lower end of the piston (area with no coating on the piston skirt) and in the thrust direction. bpe1ze00000097 \u2022 If it is not within the specification, replace the piston. Standard piston outer […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-10631","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/10631","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/comments?post=10631"}],"version-history":[{"count":0,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/10631\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/media?parent=10631"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}