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460D3

900

150

900

515D3

1500

150

900

YARWAY

 SERIES 460D3 AND 515D3 INTEGRAL STRAINER HIGH PRESSURE DISC TRAPS

INSTRUCTION, OPERATION AND MAINTENANCE MANUAL

RATING

Disc traps operate from 150 psig to 1500 psig. 
Operation at lower pressures may result in 
reduced air handling properties, and low cycle 
rates.

The maximum allowable back pressure outlet 
is 80% of pressure at trap inlet, based on 
absolute pressures.

Emerson.com/FinalControl

© 2017 Emerson. All rights reserved.

VCIOM-09544-EN 19/05

Before installation these instructions must be fully read and understood

SERIES NUMBERS

To determine the size, series number, and 
operating conditions rating, refer to the 
nameplate on the trap body.

Suffix letter identification

SW 

Socket weld ends

FL 

Flanged ends (special option)

D3  

Disc trap

SHELL PRESSURE/TEMPERATURE RATINGS

Trap operating conditions

Maximum operating pressure (psig)

Maximum operating temp. (°F)

DESIGN PRESSURE/TEMPERATURE RATINGS

SATURATION 

CURVE

SERIES 515D3

SERIES 460D3

MAX. PRESSURE, 

psi

MAX. PRESSURE, 

bar

MAX. TEMPERATURE (F)

MAX. TEMPERATURE (C)

ALL 

LIQUID 

PHASE

ALL 

SUPERHEAT

SERIES 460D3

SERIES 515D3

Summary of Contents for YARWAY 460D3 Series

Page 1: ...rights reserved VCIOM 09544 EN 19 05 Before installation these instructions must be fully read and understood SERIES NUMBERS To determine the size series number and operating conditions rating refer to the nameplate on the trap body Suffix letter identification SW Socket weld ends FL Flanged ends special option D3 Disc trap SHELL PRESSURE TEMPERATURE RATINGS Trap operating conditions Maximum opera...

Page 2: ...E 1 Equipment drain Yarway Welbond shut off valve Dirt leg optional Steam trap Strainer blow down optional Yarway Welbond globe valve Test valve optional Yarway Welbond globe valve Elevated return Check valve Return main WARNING Hot discharge from this product may cause severe burns Discharge must be piped away or directed so that persons in the vicinity are not endangered This product must be iso...

Page 3: ... one of the following methods a Observe the discharge from the trap through the test connection first closing the downstream stop valve b Hold screwdriver or metal rod against base of cap Listen for characteristic clicking sound of valve as it opens and closes c Check temperature of the cleaned pipe surface up and downstream of trap Use a touch pyrometer or temperature sensitive crayon If trap is ...

Page 4: ...sufficient load to reduce the space between the cap and seat approximately 50 It is not necessary for the cap to contact the seat The space between seat an cap contact will increase when load is removed due to gasket springback The seated gasket holds the parts together and creates a single part that is easily handled and simplifies trap assembly SPARE PARTS To cover a one year service period it i...

Page 5: ... or fumes can cause irritation of the respiratory tract nose throat skin and eyes It may cause temporary or permanent respiratory disease in a small percentage of exposed individuals Use moderate ventilation when grinding or welding Avoid breathing dust fumes or mist Avoid prolonged skin contact with dust or mist Maintain dust levels below OSHA and ACGIH levels Use protective devices Wash hands th...

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