Faults, Cause and Remedy
7 — 2
06_0006_0604GB
The following section provides a description of possible causes of
faults and their remedies.
The operating pressure fluctuates
Cause
Remedy
The water filter is contami-
nated.
Clean or replace the water filter.
The fan jet nozzle is blocked or
worn.
Clean or replace the fan jet nozzle.
The operating pressure is too low
Cause
Remedy
The fan jet nozzle is too large.
Use a smaller fan jet nozzle.
The seal on the water pump is
worn.
Replace the pump seal.
The pump valves are dirty or
have seized.
Consult the Putzmeister Mörtelmaschine GmbH After Sales de-
partment.
The operating pressure is too high (pressure limiting valve or unloader is activated)
Cause
Remedy
The fan jet nozzle is too small.
Use a larger fan jet nozzle.
The fan jet nozzle is dirty.
Clean the fan jet nozzle.
7.1
Machine, general