Operating manual Universal Control Unit for Powder Spray Guns EPG-SPRINT XE
9 Troubleshooting and Rectification
Order number 2354913 | Edition 10/2022
55
Fault number
Malfunction
Cause
Rectification
E11
Ground monitoring
Grounding cable is inter-
rupted
Check/replace gun cable
Check/replace gun
Gun is not connected
Connect gun
E12
No coil current/cas-
cade interruption
Gun is not connected
Connect gun
Gun cable is interrupted
Check/replace gun cable
Cascade in gun is inter-
rupted --> defective
Check/replace gun
E13
Coil current too big
Cascade of the connected
gun is defective
Check/replace gun
E14
Tribo current too
high
The Tribo current has ex-
ceeded the upper limit value
of 12
μ
A.
ATEX guidelines do not per-
mit higher values.
Reduce Tribo air
Reduce powder quantity
E15 – E17
High-voltage gener-
ator error
Hardware defect
If problem persists, contact
the WAGNER service depart-
ment
Switch off unit and after 10
seconds, switch on again
E18
Result of spray cur-
rent measurement is
implausible
Hardware defect
If problem persists, contact
the WAGNER service depart-
ment
E20
Password error
The password for enabling
the device is not set or has
been lost
Contact WAGNER service de-
partment
E21 – E25
Exception error
Hardware defect has oc-
curred
If problem persists, contact
the WAGNER service depart-
ment
E31
Gun switch monitor-
ing in automatic
mode
The gun switch line has been
interrupted
Check gun cable
Gun unplugged during oper-
ation
Check gun
E41
No flow of atomizing
air
No air is flowing out of the
control unit
Causes:
Check:
Hose kinked/blocked
The hose laying
Gun blocked
The air supply to the control
unit
Inlet pressure > 6 bar
Compressed air switched off Open compressed air
Clogging due to powder sin-
tering on the electrode tip
Check and clean gun, nozzle
system and electrode tip
E42
No flow of dosing air No air is flowing out of the
control unit
Causes:
Check:
Hose kinked/blocked
The hose laying
