4.7 Erection of Boilre Fuel Oil Equipment and Pipes
4.7.1 Erection of oil tank.
1 Scope：assembly and erection of oil tanks.
2 Quality criterias and inspection methods are shown in Table 4.7.1.
Table 4.7.1 Erection of oil tank
4.7.2 Erection of oil tank accessories.
1 Scope：assembly and erection of accessories of a oil tank.
2 Quality criterias and inspection methods are shown in Table 4.7.2.
Table 4.7.2 Erection of oil tank accessories
Table 4.7.2（Continued）
4.7.3 Certification of filling water in oil tank.
1 Scope：inspection and certification for filling water in oil tank.
2 Certification of filling water tightness shall meet the requirements of Table 4.7.3.
Table 4.7.3 Certification of filling water in oil tank
4.7.4 Maintenance of screw oil pumps.
1 Scope：maintenance of screw oil pumps in a boiler fuel system.
2 Quality criterias and inspection methods are shown in Table 4.7.4.
Table 4.7.4 Maintenance of screw oil Pumps
Table 4.7.4（Continued）
4.7.5 Erection of screw oil pumps.
1 Scope：erection of screw oil pumps in a boiler fuel system.
2 Quality criterias and inspection methodss are shown in Table 4.7.5.
Table 4.7.5 Erection of screw oil pumps
4.7.6 Maintenance of plunger oil pumps.
1 Scope：maintenance of plunger oil pumps in a boiler fuel system.
2 Quality criterias and inspection methodss are shown in Table 4.7.6.
Table 4.7.6 Maintenance of plunger oil pumps
4.7.7 Erection of plunger oil pump.
1 Scope：erection of plunger oil pumps in a boiler fuel system.
2 Quality criterias and inspection methodss are shown in Table 4.7.7.
Table 4.7.7 Erection of plunger oil pump
Table 4.7.7（Continued）
4.7.8 Maintenance of centrifugal oil feed pumps.
1 Scope：maintenance of centrifugal oil pumps in a boiler fuel system.
2 Quality criterias and inspection methods are shown in Table 4.7.8.
Table 4.7.8 Maintenance of centrifugal oil feed pumps
Table 4.7.8（Continued）
Table 4.7.8（Continued）
4.7.9 Erection of centrifugal oil Feed pump.
1 Scope：erection of centrifugal oil pumps in a boiler fuel system.
2 Quality criterias and inspection methods are shown in Table 4.7.9.
Table 4.7.9 Erection of centrifugal oil feed pump
4.7.10 Erection of fuel oil heater and filter.
1 Scope：erection of heater and filter in a boiler fuel system.
2 Quality criterias and inspection methods are shown in Table 4.7.10.
Table 4.7.10 Erection of fuel oil heater and filter
4.7.11 Subsection trial operation of oil pumps.
1 Scope：subsection trial operation of oil pump in a boiler fuel system.
2 Quality criterias and inspection methods are shown in Table 4.7.11.
Table 4.7.11 Subsection trial operation of oil pumps
4.7.12 Erection of fuel oil pipes.
1 Scope：erection of boiler room fuel system pipes（plant pipe segment）.
2 Quality criterias and inspection methods are shown in Table 4.7.12.
Table 4.7.12 Erection of fuel oil pipes
Table 4.7.12（Continued）
Table 4.7.12（Continued）
Note：a—If there is no provision for design process，blowdown pipes shall be ensured with a slope，which shall be no less than 0.2%.
4.7.13 Erection of fuel auxiliary equipment.
1 Scope：erection of unloading oil tank，waste oil tank，recovery oil pump，oil-water separator.
2 Quality criterias and inspection methods are shown in Table 4.7.13.
Table 4.7.13 Erection of fuel auxiliary equipment
4.7.14 Certification of fuel oil pipe hydrostatic test.
1 Scope：certification of water pressure inspection of fuel system piping（plant pipes section）in boiler room after erection.
2 The hydrostatic test certification shall meet the requirements of Table 4.7.14.
Table 4.7.14 Certification of fuel oil pipe hydrostatic test
4.7.15 Certification of steam blowing of fuel system pipes.
1 Scope：Certification of blowing of fuel system pipes（plant pipes section）after erection.
2 The blowing inspection certification shall meet the requirements of Table 4.7.15.
Table 4.7.15 Certification of steam blowing of fuel system pipes
4.7.16 Inspection of mandatory provisions implementation situation of erection subsection project of oil supply equipment and pipes.
1 Scope：inspection of mandatory provisions implementation situation of erection of oil supply equipment and fuel system pipes（plant pipes section）in boiler room.
2 Mandatory provisions implementation situations shall meet the requirements of Table 4.7.16.
Table 4.7.16 Inspection of mandatory provisions implementation situation of erection subsection project of oil supply equipment and pipes
Table 4.7.16（Continued）
