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Selecting the Proper Glycol Concentration for Closed-Loop HVAC Systems

RL Deppmann August 14, 2016Service Tip of the Month

There are two basic types of glycol protection available for your closed-loop HVAC system: “burst protection” and “freeze protection.” Burst protection is sufficient if the …

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glycol
Condensate Traps on Dri-Steem Dispersion Tubes
Condensate Traps on Dri-Steem Dispersion Tubes

Condensate Traps on Dri-Steem Dispersion Tubes

Mike Belanger July 18, 2016Service Tip of the Month

Some installations of Dri-Steem dispersion tubes require a condensate trap or P-trap. Condensate traps help remove as much of the condensate from the steam as possible …

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Condensingcondensate trapsdispersion tubesd
STM - June 2016 picture - B&G Coupler Assembly_118709
STM - June 2016 picture - B&G Coupler Assembly_118709

Coupler and Motor Bracket

RL Deppmann June 15, 2016Service Tip of the Month

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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Pumps
Bell & Gosssett Centrifugal Pumps Switch to Polyurea-Based Grease
Bell & Gosssett Centrifugal Pumps Switch to Polyurea-Based Grease

Bell & Gosssett Centrifugal Pumps Switch to Polyurea-Based Grease

RL Deppmann May 15, 2016Service Tip of the Month

In December 2014, Bell & Gossett completed their transition to polyurea-based grease. This change from lithium-based grease increases the maximum normal bearing housing temperature from 180 …

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Bell and Gossettpolyurea based grease
How to Identify a Bell & Gossett pump
How to Identify a Bell & Gossett pump

How to Identify a Bell & Gossett Pump

RL Deppmann April 7, 2016Service Tip of the Month

This month’s Service Tip comes to us from Customer Service Representative Leigh Janssen. Need to identify a Bell & Gossett pump for repair or replacement? You …

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Pumps
STM - January picture - Series 100
STM - January picture - Series 100

How to Repair a Bell and Gossett Circulator with Missing Pump Tag

RL Deppmann February 17, 2016Service Tip of the Month

Bell and Gossett makes a full line of repairable three-piece circulators. Often you’ll have to repair these circulations long after they were put into service. This …

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Pumps

A 1962 Perspective on Pump Mechanical Seal Failures

RL Deppmann December 18, 2015Service Tip of the Month

This month’s Service Tip comes to us from the past. Appearing in the January 1962 edition of “The Suburban Contractor”,  Zaven (Ziggy) Margossian shares his …

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Pumpsmechanical seals

Replacing Seals and Bearings on Xylem Bell and Gossett VSX Double Suction Pump

Paul Starkey November 23, 2015Service Tip of the Month

The Xylem Bell and Gossett VSX Double Suction Pump Series was designed for efficiency and ease of maintenance.  In this video, an R. L. Deppmann service …

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A Look at Servicing Bell and Gossett, a Xylem brand, VSX Double Suction Pumps

Norm Hall September 4, 2015Service Tip of the Month

We’ve been there before – facing service of an unknown piece of equipment. This month’s service tip looks at Bell and Gossett, a Xylem brand, VSX …

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  • Products
    • Overview
    • Pumps and Accessories
    • Boilers and Water Heaters
      • Water Heater Stock
      • Boiler Stock
    • Hydronic Systems
    • Plumbing Systems
    • Steam and Condensate
    • Variable Frequency Drives (VFDs)
    • Glycol Solutions
    • Snowmelt Designs
  • System Design
    • Overview
    • Project Gallery
    • Selection and Design Tools
  • Water Solutions
  • Contractors
  • Service & Parts
    • Overview
    • Startup and Warranty
    • Parts
    • Service and Maintenance
  • Education
    • Overview
    • Basic Hydronic Blog Articles
    • Training Opportunities
    • Factory Classes
  • About RLD
    • Overview
    • Team Deppmann
    • R.L. Deppmann Locations
    • Careers
    • Community Engagement
    • Press and News