Blue-White A-1600 FLEXFLO Peristaltic Pump - Manual (Page 12)

TROUBLE SHOOTING GUIDE
POSSIBLE CORRECTIVE
Tube wears out to fast 1. High back pressure
2. Temp. above 105
° F
3. Clogged injection
fitting
1. MAX PSI = 25
2. Do not install near
a heat source
3. Clean fittings
Injector runs noisy
Injector runs hot
Cycle Timer is erratic or
run constantly
1. Normal with 14 RPM
2. Worn motor bearing
1. Normal heat rise is
approx. 70
° F
1. Spikes or surges in
electricity caused by
“ORP” or “PH”
controllers
2. Surge protector has
been overlooked
1. None
2. Replace bearing
1. Do not install bear
a heat source
1. Consult controller
manufacturer
2. Replace timer
board
Solution tank is filling
instead of emptying 1. Suction & Discharge
tubing is reversed
2. Rollers worn far
beyond standard
tolerance
1. Connect suction
tube to fitting marked
“R” and Discharge to
“L”
2. Replace Roller
Assembly
SYMPTOM
Pressure is below 25
PSI but chemical is not
injecting 1. Tube assembly is worn
2. Roller Assembly is worn
3. Injection fitting or foot /
valve assembly is clogged
4. Discharge tubing is to
long creating added back
pressure (especially with
high viscosity chemicals) 1. Replace tube assy
2. Replace roller
3. Clean fittings
4. Install injector as
close to injection
point as possible Trim
Discharge tubing
Swollen O-Rings 1. O-Ring material is
not compatible with
chemical being used.
2. System was not
flushed
1. Replace with
compatible O-Rings.