Spare Parts; Customer Service / Support; Troubleshooting; General Information - Walther Systemtechnik SMS-22 Assembly Instructions Manual

Rev. 1.3

8.6 Spare Parts

IMPORTANT
Only use original spare parts from the manufacturer!
Wrong or defective spare parts from other manufacturers can damage the device. If other
than original spare parts of the manufacturer will be used, all obligations from the manufac-
turer or his sales partners, such as guarantees, service contracts etc will be forfeited without
further notice.

8.7 Customer Service / Support

Walther Systemtechnik GmbH
Hockenheimer Straße 3
D-76726 Germersheim
Germany

9 Troubleshooting

9.1 General Information

IMPORTANT
First check all supply lines for connection and serviceability.
In case of serious problems that cannot be resolved, please contact the Walther Systemtechnik GmbH
customer service.

9.2 Malfunctions:

Failure
Nozzle needle does
not open
No atomizer air
No material discharge
Spray image has errors Air cap soiled
Assembly Instructions - Spray Valve SMS-22
Possible cause
Nozzle needle is sticky inside nozzle
sealing
Control air pressure is too low
Needle stroke too small
O-Ring (7.1 and 7.2, see 10.1.1) defec-
tive
Pilot valve does not switch
Atomizer air pressure is too low
Nozzle clogged by material
Material pressure is too low
Wrong air ratio
Phone ++49(0)7274-7022-0
Telefax ++49(0)7274-7022-91
Email info@walther-2000.de
Internet www.walther-2000.de
Action
Clean needle sealing completely
Check if sufficient control air pressure is
applied to the spray valve (see also 3.2
Technical Data)
Increase needle stroke by turning the
raster screw
Replace O-Ring
Check pilot valve
Check if sufficient atomizer air pressure
is applied to the spray valve (see also
3.2 Technical Data)
Clean nozzle and needle
Check if sufficient material pressure is
applied at the spray valve
Clean air cap
See also spray images/errors 9.3
Walther Systemtechnik GmbH – D 76726 Germersheim
Telefon: +49 (0)7274-7022-0 Telefax: +49 (0)7274-7022-91
http://www.walther-2000.de – info@walther-2000.de
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