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- CVC - Model Fig 1408 - Angle Valve
CVC - Model Fig 1408 -Angle Valve
Lunkenheimer non-return valves cut out a boiler automatically when inside pressure drops suddenly or when heat is withdrawn. External spring is reversed and valve acts as a spring-loaded stop-check valve. Spring may be adjusted from the outside while valve is under pressure to compensate for excessive steam pulsations. Valves may be installed in either vertical or horizontal position.
Bodies and bonnets Cast iron, ASTM A-126.
Trim
Seat, disc, back seat bushing and yoke bushing is S1 steam bronze. ASTM B-61.
Seating surfaces
Regrindable. Seat, disc and all other parts renewable.
Flanges
Dimensions, drilling, and facing conform to American Cast Iron Flange Standard. Class 250, (ANSI B16.2 1960). Raised face is ?”.
Installation note
Connection should be made directly to boiler outlet nozzle. Intervening pipe should be kept as short as possible. Normally shipped with external spring positioned for vertical installation. The external spring should be reversed when the valve is installed with the stem horizontal. Complete information for installation and operation is attached to valve when shipped.
- Pressure ratings: 250 lb SP
- Body materials: Cast iron
- Temperature: 450°F
- Sizes: 3" - 8"