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30 0713
TROUBLESHOOTING
IMPORTANT: Only qualified personnel should service internal components or electrical wiring.
WARNING: If repairs are to be made to carbonated water system, disconnect electrical
power to Cooling Unit, shut off plain water and CO
2
supplies, and relieve the carbonated
water system pressure before proceeding. If repairs are to be made to syrup system,
remove quick disconnects from applicable syrup tank, then relieve the system pressure before
proceeding. If repairs are to be made to CO
2
system, stop dispensing, shut off CO
2
supply, then
relieve the system pressure before proceeding.
If repairs are to be made to an existing Remote Condensing unit, disconnect the power to the
condensing unit before proceeding
TROUBLESHOOTING OPTIONAL WATER PRESSURE BOOSTER SYSTEM
Trouble Probable Cause Remedy
WATER PUMP NOT
OPERATING
A. Power cord unplugged from
electrical outlet.
A. Plug power cord into electrical
outlet.
B. Electrical circuit fuse blown or
circuit breaker tripped.
B. Replace fuse or reset circuit
breaker.
C. Water pump motor inoperative C. Have Service Technician replace
inoperative moto
D. Water pump pressure switch
inoperative.
D. Have Service Technician replace
inoperative pressure switch.
E. Thermal overload switch
inoperative.
E. Have Service Technician replace
inoperative thermal overload
switch.
F. Plain water inlet pressure
above 60–PSI (4.14 Bars).
F. Have Service Technician reset
‘‘CUT IN’’ pressure on pressure
switch to 10–PSI (.68 Bars)
above water inlet pressure.
WATER PUMP
‘‘SHORTCYCLES’’
A. Water tank is overcharged with
air, CO
2
or nitrogen gas.
A. Evacuate all water from Beverage
Support System. Adjust pressure
to 40 ± 5–PSI (2.76 ± .34 Bars),
then reactivate system.
B. Check to see if check valve on
water pump outlet is leaking
water
B. Disassemble and clean check
valve. If valve is damaged,
replace.
C. Water tank shutoff valve is
closed
C. Open water tank shutoff valve
D. Water pump pressure switch is
not correctly adjusted.
D. Have Service Technician readjust
the pump pressure switch.
WATER PUMP ‘‘LONG
CYCLES’’
A. Water tank is undercharged
with air, CO
2
, or nitrogen gas.
A. Evacuate all water from Beverage
Support System. Adjust gas
pressure to 40 ± 5 PSI, (2.76 ±
.34 Bars) then reactivate system.
B. Water tank gas bladder is
leaking.
B. Replace water tank, pressurize
gas pressure to 40 ± 5–PSI (2.76
± .34 Bars), then reactivate.