TROUBLESHOOTING
DOES NOT OPERATE / GAS APPLIED / DISPENSER VALVE OPEN
ü
B-I-B empty or inlet tubing pinched off activating vacuum "sold-out"
ü
Gas regulator over-pressurizing
ü
Outlet tube kinked or restricted
ü
Operated without fluid for excessive period. (Dry run)
ü
Transfer tube and gas lines contaminated (syrup, rust, oil, etc
[ensure clean gas supply, change out all contaminated
ü
Internal damage of control cover
OPERATES BUT WILL NOT PRIME / DISPENSER VALVE OPEN
[consult Start-up Procedure for proper priming].
ü
Pump valves have no moisture/dry.
[add water to the inlet port with pump stroking slowly.
ü
Vacuum leaks at Q.D., barb fitting clamps, or inlet fitting o-ring.
ü
Debris in valve seats or warped/swollen valves.
DOSE NOT ACHIEVE SOLD-OUT WITH EMPTY B-I-B
ü
Vacuum leaks at Q.D., barb fitting clamps, or inlet fitting o-ring
ü
Excessive amount of air in B-I-B from improper packaging.
ü
Air trapped in outlet tubing and/or fluid chambers.
AIR IN INLET AND/OR OUTLET TUBING
ü
Vacuum leaks at Q.D. o-ring or barb fitting clamps
ü
Vacuum leaks at
inlet fitting; o-ring pinched or missing.
ü
Large amounts of air noticed
only in the outlet
tubing when pump operates
[diaphragm/piston assemblies ruptured]
STROKES WITH DISPENSER VALVE CLOSED
ü
Air trapped in outlet tubing and/or fluid chambers.
[open outlet and purge air, check for vacuum leaks, or air in B-I-B
ü
Debris in outlet valves or warped/swollen valves.
FLUID FROM EXHAUST OR VISIBLE WITHIN GAS INLET TUBING
ü
Carbonator check valve
ü ü
Ensure clean gas supply
ü
Diaphragm/piston assemblies ruptured
[change out all contaminated pumps
GAS BLOWING FROM EXHAUST CONTINUOUSLY
ü
Control cover subjected to contaminated gas supply or damaged
[ensure clean gas supply, change out all contaminated pumps]