{"id":10645,"date":"2022-03-10T20:30:58","date_gmt":"2022-03-10T20:30:58","guid":{"rendered":"https:\/\/www.hexorcism.com\/19BP\/sm2841619\/"},"modified":"2022-03-10T20:30:58","modified_gmt":"2022-03-10T20:30:58","slug":"sm2841619","status":"publish","type":"page","link":"https:\/\/www.hexorcism.com\/19BP\/sm2841619\/","title":{"rendered":"VALVE, VALVE GUIDE INSPECTION"},"content":{"rendered":"
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VALVE, VALVE GUIDE INSPECTION<\/h3>\n<\/div>\n

SM2841619<\/p>\n

<\/p>\n
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id011000506200<\/p>\n

1.Measure the valve head margin thickness using a vernier caliper.<\/p>\n

\n\n\n\n
<\/td>\n\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
bpe5ue00000012<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
\n
\u2022 If it is less than the standard specification, replace the valve.<\/div>\n<\/dd>\n<\/dl>\n
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\n
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Standard valve head margin thickness<\/div>\n<\/dd>\n<\/dl>\n
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IN: 1.75\u20141.95 mm {0.0689\u20140.0767 in}<\/div>\n
EX: 1.95\u20142.15 mm {0.0768\u20140.0846 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n

2.Measure the length of the each valve using a vernier caliper.<\/p>\n

\n\n\n\n
<\/td>\n\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
bez0je00000017<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
\n
\u2022 If it is less than the minimum specification, replace the valve.<\/div>\n<\/dd>\n<\/dl>\n
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Standard valve length<\/div>\n<\/dd>\n<\/dl>\n
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IN: 107.00\u2014107.60 mm {4.2127\u20144.2362 in}<\/div>\n
EX: 117.09\u2014117.69 mm {4.6099\u20144.6334 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n
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Minimum valve length<\/div>\n<\/dd>\n<\/dl>\n
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IN: 106.78 mm {4.2039 in}<\/div>\n
EX: 116.87 mm {4.6012 in}.<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n

3.Measure the valve stem diameter of each valve using the micrometer. Measurement positions total six and are in the X and Y directions, at three points (A, B, and C) as shown in the figure.<\/p>\n

\n\n\n\n
<\/td>\n\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
bpe2ue00000084<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
\n
\u2022 If it is less than the minimum specification, replace the valve.<\/div>\n<\/dd>\n<\/dl>\n
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Standard valve stem diameter<\/div>\n<\/dd>\n<\/dl>\n
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IN: 5.470\u20145.485 mm {0.2154\u20140.2159 in}<\/div>\n
EX: 5.465\u20145.480 mm {0.2152\u20140.2157 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n
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Minimum valve stem diameter<\/div>\n<\/dd>\n<\/dl>\n
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IN: 5.424 mm {0.2135 in}<\/div>\n
EX: 5.419 mm {0.2133 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n

4.Measure the inner diameter of each valve guide using the caliper gauge. Measurement positions total six and are in the X and Y directions, at three points (A, B, and C) as shown in the figure.<\/p>\n

\n\n\n\n
<\/td>\n\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
bpe2ue00000085<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
\n
\u2022 If it is not within the specification, replace the valve guide.<\/div>\n<\/dd>\n<\/dl>\n
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\n
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Standard valve guide inner diameter<\/div>\n<\/dd>\n<\/dl>\n
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IN: 5.510\u20145.530 mm {0.2170\u20140.2177 in}<\/div>\n
EX: 5.510\u20145.530 mm {0.2170\u20140.2177 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n

5.Calculate the clearance between the valve stem and the valve guide by subtracting the inner diameter of the valve guide from the outer diameter of the corresponding valve stem.<\/p>\n

\n\n\n\n
<\/td>\n\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
bpe2ue00000086<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
\n
\u2022 If it exceeds the maximum specification, replace the valve or valve guide.<\/div>\n<\/dd>\n<\/dl>\n
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\n
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Standard clearance between valve stem and guide<\/div>\n<\/dd>\n<\/dl>\n
\n
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IN: 0.025\u20140.060 mm {0.0010\u20140.0023 in}<\/div>\n
EX: 0.030\u20140.065 mm {0.0012\u20140.0025 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n
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Maximum clearance between valve stem and guide<\/div>\n<\/dd>\n<\/dl>\n
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0.10 mm {0.0039 in}<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n

6.Measure the projection height (dimension A) of each valve guide using the vernier caliper.<\/p>\n

\n\n\n\n
<\/td>\n\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
bpe2ue00000087<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
\n
\u2022 If it is not within the specification, replace the valve guide.<\/div>\n<\/dd>\n<\/dl>\n
\n
\n
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Standard valve guide projection height<\/div>\n<\/dd>\n<\/dl>\n
\n
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IN: 16.4\u201417.0 mm {0.646\u20140.669 in}<\/div>\n
EX: 16.4\u201417.0 mm {0.646\u20140.669 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":"

VALVE, VALVE GUIDE INSPECTION SM2841619 id011000506200 1.Measure the valve head margin thickness using a vernier caliper. bpe5ue00000012 \u2022 If it is less than the standard specification, replace the valve. Standard valve head margin thickness IN: 1.75\u20141.95 mm {0.0689\u20140.0767 in} EX: 1.95\u20142.15 mm {0.0768\u20140.0846 in} 2.Measure the length of the each valve using a vernier caliper. bez0je00000017 \u2022 If it is less than the minimum specification, replace the valve. Standard valve length IN: 107.00\u2014107.60 mm {4.2127\u20144.2362 […]<\/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-10645","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/10645","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=10645"}],"version-history":[{"count":0,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/10645\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/media?parent=10645"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}