12
Problem
Cause
Corrective action
The tool does not work
The tool has not been connected to
the air connection
The air supply closing valve is still
closed
There is insufficient air pressure
Connect the tool to the air
connection
Open the air supply closing valve
Use the correct air pressure 5-7 bar
Air is coming out of the
safety valve
The air pressure is too high
Use the correct air pressure 5-7 bar
The trigger does not
work
There is insufficient air pressure
Use the correct air pressure 5-7 bar
The blind rivet nut
cannot be placed onto
the mandrel
The incorrect mandrel/anvil set has
been installed
Install the correct mandrel/anvil set
The blind rivet nut is
not set correctly
Stroke is not set correctly
There is insufficient air pressure
The capacity of the tool has been
exceeded
Set correct stroke
Use the correct air pressure
Use the correct tool
The tool does not
completely release from
the set rivet nut after
trigger is released
Rivet nut has not set
correctly
Push release button
The air supply unit
cannot be turned 360°
The tool is still under air pressure
Close the air supply closing valve
and depressurize the tool by
operating the trigger
The tool does not
perform well
consistently
Requires service
Contact a service centre
7. Trouble shooting
R
EZM4000
