5.3103.6 Two-Pipe Stream System—Steam Traps

Topic: 
Hydronic Heating (Hot Water and Steam)
Subtopic: 
Piping (Distribution Installation)
Desired Outcome: 
Properly functioning radiators
TitleSpecification(s)Objective(s)
5.3103.6a
Conduct trap inventory and testing

Location and type of traps will be determined and documented for future use

Trap operation and condition will be determined using methods that include temperature difference between inlet/outlet, infrared camera, sound, and observation of flooded cold radiators and condensate temperature at the condensate/boiler feed tank

Identify nonfunctioning traps

5.3103.6b
Replace or repair traps as necessary

Nearest valves on either side of steam trap location will be closed

Trap bodies will be disassembled and thermostatic element replaced or new trap will be installed

Replacement steam trap will be properly sized to match load requirements, not the pipe size

Replacement steam trap will be of proper pressure rating

Install strainers before traps on the steam mains

Ensure properly functioning steam traps

5.3103.6c
Education

Completed work will be reviewed with the building/property management team and operations staff

Building/property management team and operations staff will be educated on the safe and efficient operation and maintenance requirements of the installed item

Ensure building/property management team and operations staff is informed of the safe, efficient operation and maintenance requirements of the installed item