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TYPE F46 VACUUM
PUMP GOVERNOR PILOT
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TYPE F46
VACUUM PUMP GOVERNOR
PILOT
CONTROLS to -30" Hg
●Self Contained
●Spring Operated
●Normally Closed
●ANSI/FCI 70-2 Class IV Shutoff
●Packless Construction
●Accurate to ±1 psi
●Steam Applications
●Constant Average Discharge Pressure
●Accurate Regulation Unaffected by
Service Conditions
●Easy In-line Maintenance
OPTIONS
●Adjustment Indicator
●Integral Mount
TYPICAL CONFIGURATIONS
V
ACUUM PUMP CONTROL ………………TYPE EF
V
ACUUM PUMP CONTROL ………………TYPE E2F
V
ACUUM PUMP CONTROL ………………TYPE E5F
TYPE F46 PILOT
A
PPLICATION DATA
●Steam Driven Vacuum Pump Control
R
A TINGS
(Maximum Inlet Conditions)
Pressure Temperature
Construction PSIG (bar) °F (°C)
Cast Iron 250 (17.2) @ 450 (232)
Cast Steel 600 (41.4) @ 750 (400)
S
PRING PRESSURE
RANGES
(PSIG)
30" hg-0 psi
Canadian Registration # OC 0591.9C
SIZING INFO
PAGE 124
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TYPE F46
VACUUM PUMP GOVERNOR PILOT
S
PECIFICATION
The Pilot shall be separate from the main valve and connected to
it with a male union. The Pilot shall be normally closed design with
packless construction. A strainer screen shall be built into the
Pilot inlet. The Pilot shall be interchangeable on all sizes of main
valves. The pilot shall automatically adjust pump discharge
pressures within the spring range to maintain a constant average
pressure.
MATERIALS OF
CONSTRUCTION
Body, Cast Iron …………………………ASTM A126 Cl B
Body, Cast Steel ………………1018 St. ASTM A108-79
Stem……………………303 St. St. ASTM A582 COND A
Disc ………………440 St. St. ASTM A276-75 COND A
Seat ……………………420 St. Stl ASTM A276 COND A
Gasket ………………………………………Non-Asbestos
Diaphragm ……………………301 St. Stl. MIL-5-5059C
Spring ………………………………………………Inconel
TYPE F46 PILOT
15 LBS.
(6.8 KG)
57/8
(149)
135/8
(346)
21/8
(54)
Integral
Mount
1
3
/8 (35)
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TYPE F46 VACUUM
PUMP GOVERNOR PILOT
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