Fault
Cause
Remedy
There is gas in the dosing
head – leakage between
the dosing tank and the
Flow Control
n
Repair the leak
n
Disconnect the metering monitor
cable from the metering pump
n
Bleed the liquid end
n
Insert the metering monitor cable
into the socket on the metering
pump.
Blockage between the
Flow Control and dosing
tank
n
Clear the blockage
n
Disconnect the metering monitor
cable from the metering pump
n
Bleed the liquid end
n
Insert the metering monitor cable
into the socket on the metering
pump.
The stroke adjustment
dial is incorrectly adjusted
Refer to "Start Up" - "Adjustment"
The feed chemical vis‐
cosity is too high
The float is sticking
Clean the Flow Control, see "Repair"
Troubleshooting
23