And often the design of the whole assembly means that the sight glass can be replaced without having to shut down and drain the boiler - for the same reason: we can close the valves to temporarily isolate the sight glass from the boiler.Watch out: Normally we leave the valves open so ...
5 Observation port assembly (includes observation port, bolt, observation port gasket, sight glass gasket, sight glass, water glass) 386-902-000 6 Observation port gasket (requires water glass adhesive) 590-318-027 7 Water glass for observation port gasket (Not shown) 591-632-612 8 Sight ...
But if you see sudden or rapid up and down movement of water in the sight glass, the boiler is priming or surging. Watch out:surging in a steam boiler, because it can include intermittent too-low water levels in the boiler, can cause the water feeder to over-feed the boiler, leading ...
Alternatively, replacements can be supplied in two halves so they can be fitted to the stem and dropped in position without removing the handwheel assembly. It is important however that the rings are arranged so that the split between the halves of each ring are staggered as shown in Figure ...
The burner assembly includes a mounting ring 25 having extending therefrom a plurality of mounting tubes 26 which receive the cores 27, 28. The main core 27 is filled by refractory material 54 through which passes the holder 32, and holders 31 and 33 which mount a sight glass unit 55 and...
3.2.the water level gauge is mainly composed of body, mica, after assembly, plate, high strength bolt, LED cold light source assembly (LED cold light source box, insulation box cover, observation, switching power supply) (specially formulated for LED col...
and holders 31 and 33 which mount a sight glass unit 55 and pilot burner with scanner unit 56 respectively. An annular spacer ring 29 separates the cores 27, 28. Air is supplied to the burner assembly from a plenum housing, Fig. 2 (not shown), which surrounds the assembly and the comb...
Water inlet valve assembly for condensate return and fresh water. Overflow trap, tank thermometer, pressure gauge. Steam pressure reducing valve assembly with temperature controller. Safety relief valve(s), vent valves, tank drain valve. Water gauge glass set with cocks, drain valve, and protection...
The platform is made as light and collapsible, the hoist is installed separately on the standard site at the outer wall of the furnace, the rope passes via the furnace wall into any standard hatch (sight glass) above the area of repair.;EFFECT: reduced time of cradle assembly and ...