R. L. Deppmann News and Information

When a Bucket Trap is the Wrong Choice

Although inverted bucket traps have a long history in the steam business and can stand up to demanding application, they’re not always the best choice

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Bucket Trap

Vacuum Return Condensate Units – How necessary are they?

We are often asked the question, “Can I replace a vacuum return condensate system with a standard condensate return unit?” Let’s look at what happens

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Why Should You Grout a Base Mounted Pump?

For the contractor, grouting affects the upfront cost for installing the equipment. This is a short term cost but should be considered an investment.  1510

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Bobco Gauge Package – The Most Accurate Gauge Reading Possible

Mounting two similar standard pressure gauges on a PUMP, one on the PUMP inlet and one on the outlet, is a common method of determining

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The ASME Story

ASME is best known for improving the safety of equipment used in manufacturing and construction particularly boilers and pressure vessels. The first edition of the

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The Asme Story - American Society of Mechanical Engineers

Straight Edge Alignment on a Base Mounted Pump

This month’s Service Tip comes to us from Shane Lombard, R.L. Deppmann Service Technician. Have you noticed that you’re going through coupler sleeves sooner than

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Straight Edge Alignment on Base Mounted Pump

Pump Cavitation

“Pump cavitation is, by definition, the formation and subsequent collapse or implosion of vapor bubbles in a pump. This usually occurs when gaseous bubbles are

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Examples of Pump Cavitation

Measuring Flame Signal and Cleaning Flame Sensors

Most boilers use flame rectification to prove that the boiler has fired. Flame rectification is a process where a low A/C voltage is applied to

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Meter Capable of Measuring Micro amps

What Is a Flow-Limiting Cartridge or Automatic Balancing Valve?

The flow-limiting cartridge is the heart of the automatic balancing valve and lets the valve act as the maximum flow rate controller.  This maximum flow

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Flow Rate Cartridge

Why Is My New Replacement Steam Boiler Flooding?

As HVAC manufacturers have pushed to increase the efficiency of their equipment, the devices have become smaller and smaller. All that metal in the older units

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Piping Diagram from a Selection Chart - Top Section
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