Elmo Rietschle V-KTN 15/25/40 - Manual (Page 26)

26 | www.gd-elmorietschle.com © Gardner Denver Schopfheim GmbH, Gardner Denver Deutschland GmbH
Malfunctions: Causes and elimination
Fault Cause Troubleshooting Important
Excess pressure or
vacuum not achieved Machine or system leaking Check the pipework and
screw connections for leaks
and to ensure that they are
fi rmly seated. Section 7.2
Blades are worn or damaged Replace blades Section 7.2.2
Section 7.4
Machine gets too hot Ambient or intake temperature
is too high Ensure it is being used prop-
erly Section 2.3
Cooling air supply is ob-
structed Check environmental condi-
tions Section 5.1
Clean ventilation slots Section 7.2
The blow out fi lter cartridge is
dirty. Clean or replace the fi lter
cartridge Section 7.2.1
Section 7.4
The regulating valves are dirty
so that the permissible pres-
sure and / or vacuum values
have been exceeded. Clean or replace the regulat-
ing valves Section 7.2
Section 7.4
The machine makes
an abnormal noise The compressor housing is
worn (chatter marks) Repair by manufacturer or
authorised workshop Elmo Rietschle
Service
A regulating valve is vibrating Replace the valve Section 7.4
Blades are damaged Replace blades Section 7.2.2
Section 7.4
Please contact Elmo Rietschle Service for other malfunctions or those that cannot be eliminated.