AWH Tanko RT, Operating & Installation Instructions Manual, Page: 119 / 132

ATEX Retractor System TANKO-RT/-RTS
8 Faults Translation - Operating/installation instructions 2020/01 109/121
WARNING
Danger caused by ejection of the compressed air!
If the compressed air is ejected after a system failure (e.g. pressure drop due to
interruption of the pressure supply) there is a risk of accident.
There is a risk of death or severe physical injury.
 Do NOT remove the device if the compressed air supply has failed.
 Always comply with the switch-off procedure (see Section 7.3 Switch-Off Procedure ).
CAUTION
Danger of catching/entanglement in rotating components!
Failure to observe it can result in minor or moderate injury.

Beware of moving parts whenever working with the device.
 Wear tight-fitting work clothing.
8.2 Faults and Remedial Action
Fault Cause Remedy
Spray head/pneumatic
cylinder does not
extend/retract. Compressed air not switched on. Switch on compressed air or
control system.
Compressed air hose kinked. Remove any kinks in the
placement of the compressed
air hoses.
Throttle check valves closed/set
incorrectly. Configure the throttle check valve
(see
Section 3.3 Technical Data ).
Severe soiling of the spray head
in the area of the container
connection. Clean the area
Attention: Do not damage sealing
surfaces.
Limit switch or cable defective. Replace limit switch or cable.
Item 1.08 O-ring and/or
1.10 piston ring defective. Replace item 1.08 and/or
item 1.10.
Spray head does not turn
and/or no fluid comes out. Cleaning fluid pressure and flow
rate too low. Configure the pressure and
throughput to standard values.
Strainer in filter is contaminated. Check the flow rate of the unit
with the spray head removed.
Clean the strainer/filter.
Nozzle holes/slits clogged. Disassemble the unit and check
for deposits / check wither the
nozzle slits are clogged.
If necessary, clean or replace the
spray head.