FBD 37 Series Installation & Operation Manual page 56

A12. DIAGRAMS AND SCHEMATICS
A12.2 Flow Diagram
CO
2
N
2
H O
2
15-20 PSI
BARREL 1
NITRO FCB
30 PSI
8 PSI
P
60 PSI
P
SYRUP
IN
S
P P
S
P
EXPANSION
CHAMBER
FREEZE
CHAMBER
DISPENSING
BARREL 2
NITRO FUB
37X INSTALLATION & OPERATION MANUAL
SYRUP
IN
S
P
S
P
EXPANSION
CHAMBER
FREEZE
CHAMBER
DISPENSING
372/373 MODEL
SHUTOFF
VALVE
VARIABLE
RESTRICTION
PUMP
L
CHECK
E
VALVE
G
PRESSURE
P
E TRANSDUCER
N
SOLENOID
S
VALVE
D
VALVE
PRESSURE
REGULATOR
55