R. L. Deppmann News and Information

Laars Parts ID Now has Photos

Laars Heating Systems announces the inclusion of parts photos in the Laars Parts ID portal! The Laars Parts ID portal lists all parts used at

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16-9 Parts ID with Photos

Bell and Gossett Part Load Efficiency Value Part 2: How to use PLEV

In the last Monday Morning Minutes post, we introduced the PLEV, or Part Load Efficiency Value from Bell and Gossett. This week we look at some

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How to Use the Part Load Efficiency Value

Bell and Gossett Part Load Efficiency Value

The last three Monday Morning Minutes have introduced the U.S. Department of Energy 2020 pump standards. The Standard looks at efficiency of pumps equally at

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pump

Coupler and Motor Bracket

In this service tip of the month, we discuss small 3-piece circulators and the importance of using the correct coupler and motor mounts to ensure continued

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coupler assembly

SPECIFICATION UPDATE: Tanks & Dielectric Unions

When using steel tanks with copper pipe and brass relief valves, dielectric unions, nipples, and flanges are required. Often times these may be overlooked or

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NIles Dielectric Union

New Pump Efficiency Standards Part 3: Calculating PER Values

Under the DOE’s new efficiency standards for pumps, all Pump Efficiency Rating (PER) values use a full size or maximum impeller for a given pump

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curve for MMM 06-06-200px

New Pump Efficiency Standard Part 2: The Pump Energy Index (PEI)

Now that the U.S. Department of Energy (DOE) has published the first ever Energy Conservation Standards for Pumps, let’s take a look at some of

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RLD-pump-efficiency-standard

Suction Diffuser Plus CSE Product of the Year Nomination

Bell & Gossett is pleased to announce that our Suction Diffuser Plus product has been nominated by Consulting-Specifying Engineer (CSE) magazine as a 2016 Product

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B&G Suction Diffuser Plus

New Pump Efficiency Standards Part 1: They’re Here, Now What?

Heat pumps have them. Air conditioners have them. Even light bulbs have them. And now, for the first time in history, clean water pumps have

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RLD-pump-efficiency-standard

Two Secrets for Bell and Gossett GPX Plate Heat Exchangers

Our recent R. L. Deppmann Monday Morning Minutes (MMM) articles have introduced a number of velocity considerations in gasketed plate heat exchangers. This week I’ll share two

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