| Class |
Group |
Description |
|
988
|
070
|
Blow-Off Basins, Valves, After Coolers
|
|
988
|
180
|
Boilers, Boiler Tubes & Burners - Main-
|
|
988
|
280
|
Chemical Feeders - Maintenance Service.
|
|
988
|
300
|
Chimney: Brick, Concrete & Steel - Main-
|
|
988
|
320
|
Coils, Steam Heating - Maintenance
|
|
988
|
350
|
Controls: Combustion, Fuel Cut-Off,
|
|
988
|
390
|
Convectors, Steam - Maintenance Service.
|
|
988
|
420
|
Deaerating Units - Maintenance Service.
|
|
988
|
460
|
Draft Gauges (Boiler) - Maintenance
|
|
988
|
490
|
Fans, Draft (Boilers) - Maintenance
|
|
988
|
560
|
Generators, Hot Water & Steam - Mainten-
|
|
988
|
630
|
Heaters, Feedwater (Boiler) - Mainten-
|
|
988
|
670
|
Heat Exchangers (Except Air
|
|
988
|
700
|
Injectors, Feedwater - Maintenance
|
|
988
|
740
|
Purifiers, Oil - Maintenance Service.
|
|
988
|
770
|
Radiators, Steam - Maintenance Service.
|
|
988
|
810
|
Stacks, Steel - Maintenance Service.
|
|
988
|
840
|
Tanks, Hot Water Storage - Maintenance
|
|
988
|
870
|
Tube Cleaners & Tube Expanders - Main-
|
|
988
|
900
|
Turbines, Steam Driven - Maintenance
|
