General Troubleshooting And Fault Rectification; Led - Fault Messages - Ecolab EcoPro Serie Instrucciones De Servicio

12.1

General troubleshooting and fault rectification

NOTICE!
With some error messages the pump should always be sent to the customer
service department as it is only possible to access the level of the control to
which these messages relate.
The
should be observed!
Fault description
Metering pump does not work.
No suction on pump despite
venting and max. stroke.
Metering head is leaking, medium
escapes through the diaphragm
rupture drain.
No dosing despite full dosing
container.
12.2

LED - fault messages

The 'EcoPro' diaphragm metering pump has a red alarm LED that flashes in
the case of an error message.
In such cases, check all electrical and hydraulic connections, as well as the
available supply of the dosing medium and the suction pipe.
If nothing changes after you have performed all relevant checks, return the
pump to Customer Service, paying attention to the information about returning
pumps at the start of this chapter
Operational malfunctions / troubleshooting
Ä 'Information about sending pumps to Customer Service.' on page 72
Cause
Mains cable damaged.
Incorrect voltage.
Deposits, sticking valves,
drying out of valves.
Metering head is loose.
Tear in diaphragm.
Suction lance float is
blocked.
Suction pipe connector or
link connector is loose or
not inserted
Defective suction lance
cable.
Remedy
Change mains cable.
Check mains voltage.
Flush out the metering head via
the suction line; if necessary
also remove the valves and
clean or replace them.
Tighten the metering head
fastening screws crosswise.
Replace diaphragm.
Make float functional.
Tighten connector, clean
contacts, check whether link
connector is inserted
Replace empty signal device.
Ä on page 72.
73 417102264 Rev. 5-01.2019