4.3 Changing parts
4.3.1 To change the protective lens holder
• Remove the old protective lens holder. Fig. 19, 20.
• Fit a new protective lens holder. Fig. 21, 22.
4.3.2 To change the protective lens
The lens must be CE marked and of standard 90x110 mm size.
• Remove the old protective lens. Fig. 23.
• Fit a new protective lens. Fig. 24.
4.3.3 To change the welding filter
The welding filter must be CE marked and of standard 90x110
mm size.
• Remove the old welding filter. Fig. 25, 26.
• Fit a new welding filter. Fig. 27, 28, 29.
Make sure that the welding filter is firmly attached. Depending
on the thickness of the welding filter, there are two options for
tensioning the spring. Fig. 29.
4.3.4 Fitting the correction lens
• Place the correction lens on the inside of the welding filter.
Fig. 30.
5. Technical specifications
Temperature range
• Storage temperature: from -20 °C to +40 °C at a relative
humidity below 90 %.
• Service temperature: from -10 °C to +55 °C at a relative
humidity below 90 %.
Shelf life
The equipment has a shelf life of 5 years from the date of
manufacture.
6. Key to symbols
See user instructions
Date clocks, year and month
CE approved by
INSPEC International B.V.
Relative humidity
<XX% RH
+XX°C
Temperature range
-XX°C
7. Approval
The SR 574 is approved in accordance with EN 175:1997.
Marked: EN 175 S.
S = increased robustness.
The PPE Regulation (EU) 2016/425 type approval has been
issued by Notified Body 2849. For the address, see the reverse
side of the user instructions.
The EU declaration of conformity is available at www.srsafety.com
UKCA
UKCA Type-examination by UK Approved Body No 0194,
INSPEC International Ltd, 56 Leslie Hough Way, Salford, Greater
Manchester, M6 6AJ, United Kingdom.
The UKCA declaration of conformity is available at www.
srsafety.com
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