Troubleshooting - Seko PROMAX Manual De Instrucciones

ProMax – Proportioning System
TROUBLE SHOOTING
Problem Cause
System does not 1. Water inlet strainer is clogged
dispense solution
2. Too much water pressure
3. Insufficient water pressure
4. The venturi is clogged
5. Activation valve is clogged by mineral
Water flow won' t 1. Activation valve is clogged by minerals or other
stop water borne debris
Activation valve is 1. Valve cap not tight enough to seat
leaking
2. Not properly positioned
Connections and 1. Missing o-ring in the connection fitting and /
end cap are
or end cap
leaking
2. O-ring in the connections or end cap are damaged 2. Replace the o-rings or replace the entire end cap
F-gap backflow 1. Flexible membrane is damaged
prevent is leaking
A-gap is spraying 1.Limescale film or dirt on the A-gap's upper
out and or nozzle
leaking
2. Venturi coated with limescale or dirt
3. There is a buildup or clog in the discharge hose
4. Discharge hose is above the dispenser
Improper 1. Insufficient water pressure
concentration of
chemical or no
2. Metering tip clogged
suction
3. Foot valve clogged
4. Venturi or backflow preventer clogged
5. Air leak in chemical pick up tubing line
6. Product is too thick
7. Product container is too far from the system
8. Excess concentration
System continues 1. Chemical tank is positioned higher than the
to draw chemical dispenser causing siphoning
after the valve is
closed
ProMax Cod. 0000137667
Solution
1. Clean it or replace if necessary
2. Use a water pressure regulator in case of more
than 130PSI (9Bar) water pressure
3. 15 PSI (1Bar) is the minimum required pressure.
If not available consult a plumber
4. Soak venturi in hot water and inspect visually,
gently removing debris. Replace assembly if needed.
5. Soak the valve assembly in a solution of hot water
and limescale remover. Replace assemly if needed.
1. Soak the valve parts and valve seat in limescale
remover to clean. Replace them if necessary
1. Firmly hand tighten the valve cap until leak
stops.
2. Reposition the valve or change it if necessary
1. Apply the o-ring or replace the entire part
1. Replace the backflow preventer
1. Soak in hot water and limescale remover to
remove buildup. Replace if necessary
2. Soak in hot water and limescale remover to clean.
Replace it if necessary
3. Clean the hose to eliminate restriction
4. Make sure the discharge hose dispenses below
the dispenser insuring no back pressure
1. 15 PSI (1Bar) is the minimum working pressure.
Check plumbing options
2. Replace tip
3. Soak in hot water, hand clean or change it
4. Soak in hot water or limescale remover to clean.
Replace it if necessary
5. Check the entire line. Replace the tubing check the
connections and cable tie
6. Change the pick up hose. Switch to a bigger
diameter. (need ¼ x 5/16 coupler)
7. The standard installation is positioning the tank
under the system, 5ft (1.5m) max
8. Tip is not the correct one or not seated fully.
(Pressure variations can require adjustment from
chart recommendation)
1. Move chemical container below the dispenser
discharge point
rev. 1.5 EN 8