Taylor-Wharton EF-1000 User Manual
Page 8

BT-472 Rev. B
8
PIPING CIRCUITS
The following paragraphs describe the operation of the piping circuits of the system. The descriptions refer to the main
components of each circuit and are grouped by function. Reference the piping schematic below and in the general
arrangement drawing for the component designations. These component and circuit descriptions should be understood
before attempting operation.
Legend
CN-1
Connection, Liquid Fill / Withdrawal
CV-1
Check Valve, Pump/Top Fill
CN-2
Connection, Full Trycock & Vent
CV-2
Check Valve, In Line
CN-3
Connection, Pump / Top Fill
LI-1
Liquid Level Gauge
CN-4
Connection, Gas Withdrawal
VC-1
Vaporizer Coil
V-1
Valve, Liquid Fill / Withdrawal
PI-1
Pressure Gauge
V-2
Valve, Full Trycock / Vent
PBC-1
Pressure Building Coil
V-3
Valve, Gas Withdrawal
PCV-1
Pressure Building Regulator
V-4
Valve, Pressure Building
PCV-2
Economizer Regulator
V-5
Valve, Pressure Builder Isolation
SV-1**
Safety Valve
V-6
Valve, Economizer Isolation
SV-2
Safety Valve
V-7
Valve, Low Pressure Isolation
SV-3
Safety Valve
V-8
Valve, High Pressure Isolation
R-1**
Inner Container Safety Disc
V-9
Valve, Pressure Equalization
R-2
Outer Casing Safety Disc
V-10
Valve, Manual Ball
FSV-1*
Fill Stop Valve
*
For use with delivery vehicle equipped with automatic filling system, i.e. Taylor-Wharton
Express Cryogenic Delivery System.
** Option available for Dual Safeties/Rupture Disc with Diverter Valve.
Figure 1: System Piping Schematic