How do you drain water from a sight glass?

How do you drain water from a sight glass?

Close top and bottom gauge valves, but open the drain valve beneath the column. Open the top gauge valve just a fraction, so that steam pressure blows all of the water out of the drain line, leaving only steam remaining in the glass gauge.

How do you remove sediment from a steam boiler?

If you’re using a bucket, you’ll probably have to empty a couple of buckets before the boiler is dry. Once the boiler is near empty, manually open the water feed to allow new water into the boiler. The incoming water will help stir up the sediment and carry it out the drain.

Can you run a boiler without a sight glass?

You can run your boiler safety, Rick, provided you make sure that the water level in the boiler is close to what is required. Finding that out can be difficult without the sight glass.

What is the function of sight glass?

Often referred to as viewing glasses, they offer you a way to see the levels of liquids or gases that are traveling through a critical point of your design, monitor pressure changes, and virtually anything else that sight glass windows could allow you to do.

How is sight glass measured?

Measure the OD (outside diameter) and ID (inside diameter) of the old sight-glass. Even if the glass is broken, you can usually get a good measurement. There are only two nominal diameters that we carry, 7/8”OD-5/8”ID, and 3/4”OD-1/2”ID.

What is sight glass function?

How do I clean the sludge out of my boiler?

You can use magnetic power flushing equipment or an industrial power flushing machine to remove sludge from inside the boiler. Chemical solutions and magnetic filters can be used to prevent sludge build-up, but the only efficient way to get rid of it is by performing a power flush.

Why is my boiler water brown?

If the water is brown in colour, that is an indication that you have sludge in the system. This is a build-up of rust and dirt from inside the pipes and over time it will not only compromise the performance of the system but can cause significant damage.

When should I add water to my boiler?

Whenever the water level is at the “add” mark, some water needs to be added. The system must be shut off and completely cooled down before performing any kind of maintenance, such as adding water. The feed water shutoff valves should be near the boiler — turn them off and wait.