Specifications

Part Number STH12 9/10 103
Flat drinks (lack of carbonation in carbonated water) (continued)
Low Pressure CO
2
Warning light or
buzzer does not go
OFF.
Leaks on
system.
If leaks exist on CO
2
System, not
enough pressure is maintained to
allow Pressure Switch to cut OFF CO
2
Warning light or buzzer. Use a soap
solution to located possible leaks.
Tighten connections carefully.
Primary
Regulator out of
adjustment.
Check CO
2
supply. The Primary
Regulators must be set at 90 psi
(6.3 kg/cm
2
). Adjust if necessary. If
regulator will not stay in adjustment,
replace regulator.
Pressure Switch
inoperative.
Carefully disconnect one wire from the
CO
2
Pressure Switch, if CO
2
Warning
Lamps go out, the CO
2
Pressure
Switch is defective and should be
replaced. Carefully disconnect one
wire from the CO
2
Pressure Switch, if
CO
2
Warning Lamps go out, the CO
2
Pressure Switch is defective and
should be replaced.
Water found in CO
2
Regulator and
lines.
CO
2
Check
Valve defective.
Turn CO
2
OFF at CO
2
Tank valve.
Remove top Cover from Remote
Refrigeration Unit. Locate CO
2
Check
valve on top of Carbonator Tank.
Remove CO
2
line on Inlet side of
Check Valve. If CO
2
is present,
escaping from Carbonator Tank, clean
out or replace Check valve.
Qualifier
Probable
Cause
Corrective Action