Specifications

Part Number STH12 9/10 123
Syrup System
Qualifier
Probable
Cause
Corrective Action
No syrup or
insufficient syrup in
finished drink.
Syrup Tank is
empty.
Replace Syrup tank and purge air out
of Dispensing Valves affected, until
steady syrup supply is dispensed.
Kinked Syrup
lines.
Examine all exposed Syrup Lines and
relieve any sharp bends or kinks.
Note: Observe all independent lines
from Syrup Tank to Filters for kinks or
bends. Correct as needed.
Low Pressure
Regulator
inoperative.
Low Pressure Regulator controls the
pressure to diet beverages. Verify
pressure is set at 15 psi (1.1 kg/cm
2
).
To increase, adjust clockwise, to
decrease, adjust counterclockwise. If
regulator does not respond, repair or
replace regulator.
Medium
Pressure
Regulator
inoperative.
Medium Regulator controls the
pressure applied to the sugar based
beverages. Verify pressure is set at 60
psi (4.2 kg/cm
2
). To increase, adjust
clockwise. To decrease, adjust
counterclockwise. If regulator does
not respond, repair or replace
regulator.
Check Relief
valve restricted.
Disengage Gas Quick Disconnect on
suspected restricted flavor at Syrup
Tank. Depress Poppet valve on
bottom side of Gas Disconnect. If a
low or poor pressure supply is
apparent, replace Check Relief valve.
Gas/Syrup Tank
Plug Valves
inoperative.
Replace Syrup Tank. If this solves the
problem, tag defective tank so bottler
can make necessary repairs. (It is
extremely rare to have inoperative
Tank Plug Valves.)
Quick
Disconnects
(Gas or Syrup)
not fully
engaged on
Syrup Tank.
Disengage Quick Disconnects on one
Tank at a time. Rinse and clean with
warm water. Lubricate the O-ring on
the Syrup Tank Plug with water.
Reattach the Quick Disconnects to the
appropriate Syrup Tank Plug. Gas
Quick Disconnects are gray or have
two key slots. Syrup Quick
Disconnects are black or have three
key slots.
Quick
Disconnect
Valves or Tank
Jumper
inoperative.
Gas Quick Disconnects: Open the
Relief valve on the top of the syrup
tank lid. If the Gas Quick Disconnect is
opening properly, pressure should
continue to bleed from the Gas Relief
valve. If not, replace Gas Quick
Disconnect. Syrup Quick Disconnects:
Open the Dispensing valve (Syrup
Side only) for appropriate flavor.
Dispensing syrup for at least 10
seconds. If CO
2
/Air pockets appear in
syrup, replace Syrup Quick
Disconnect. If syrup flow is inadequate
or fluctuates during 10 seconds of
flow, replace Syrup Quick
Disconnects.