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1、HANGZHOU LIANGGONG VALVE CO.,LTD.EQUIPMENT OPERATION AND MAINTENANCE MANUALCHAPTER：00PAGE：1DATE：2012-11-23EDITION：ADRAIN VALVEChapter0 CONTENT VERSION00.1 CONTENTSee next pageHANGZHOU LIANGGONG VALVE CO.,LTD.EQUIPMENT OPERATION AND MAINTENANCE MANUALCHAPTER：00PAGE：2DATE：2012-11-23EDITION：ADRAIN VALV
2、ECONTENT00 Catalog, version . 100.1 directory . 200.2 version . 3Chapter 0 Overview . 40.1 Equipment Model . 40.2devices applicable standard . 4Chapter 1 Device Description . 51.1 General data . 51.1.1 Operation Characteristics . 51.1.2 installation characteristics . 51.2 Detailed Description . 61.2
3、.1 Main parts . 61.2.2 Accessories . 71.3 Installation Requirements . 7Chapter 2 Run Rules . 8Start . 8 2.1 first start and overhaul2.2 Normal operation . . 82.3 Troubleshooting . . . . . . 8Chapter 3 Maintenance . . 93.1 during the normal operation of consumable spare parts list . . 93.2 special to
4、ols . . 93.3-handling device . . 93.4 spare parts storage conditions . . . 93.5 Maintenance Requirements . . 113.5.1 routine maintenance . 113.5.2 Preventive Maintenance . 113.5.3 regularly test . 113.5.4 disintegration maintenance . 113.5.5 the equipment outage during the maintenance and Notes . 12
5、3.5.6 special parts . 12Chapter 4 drawings . 134.1 General Plan . 14 HANGZHOU LIANGGONG VALVE CO.,LTD.EQUIPMENT OPERATION AND MAINTENANCE MANUALCHAPTER：00PAGE：3DATE：2012-11-23EDITION：ADRAIN VALVE00.2 VERSIONVERSIONDATECHAPTERPAGEAMENDMENT RANGE AND FOUNDATIONA2012-11FIRST VERSIONHANGZHOU LIANGGONG V
6、ALVE CO.,LTD.EQUIPMENT OPERATION AND MAINTENANCE MANUALCHAPTER：00PAGE：4DATE：2012-11-23EDITION：ADRAIN VALVEChapter 0 Overview Float-drain valve (referred to as drain valve), capable discharging in time of steaming pipe the condensate to prevent steam leak in the network and heating equipment, so as t
7、o ensure the normal operation of thermal equipment and pipe network has a significant effect on the energy conservation. Widely used in the chemical, refining, power, textile, paper and other industrial and mining enterprises, in particular, is more suitable for low pressure, high requirements of large displacement and temperature stability, and should not be slack condensate steam equipment.01 Equipment modelThis manual corresponding model see table 0.1Table 0.1 Corresponding information of equipmentNO.ModelEquipment function codeValve DNSafety ClassWarranty ClassAnti-knock Grade1LG
