Maintenance; Technical Specification - Sundstrom SR 591 Gebrauchsanleitung

4. Maintenance

The person who is responsible for cleaning and maintenance
of the equipment must have suitable training and be well
acquainted with work of this type.
4.1 Cleaning
Sundström cleaning tissues SR 5226 are recommended for
daily care.
If the equipment is more heavily fouled, the sweatband can
be washed with a mild soap solution.
If necessary, spray the face shield with 70 % ethanol or
isopropanol solution for desinfection.
Wipe the plastic protective lens carefully, since they are
sensitive to scratching.
Automatic welding filters are very sensitive to moisture.
Use only a dry polishing cloth.
NOTE! Never use solvents for cleaning.
4.2 Storage
After cleaning, store the equipment in a dry and clean place
at room temperature. Avoid exposing it to direct sunlight.
4.3 Maintenance schedule
Recommended minimum requirements on maintenance
routines so you will be certain that the equipment will always
be in usable condition.
Before use
Visual inspection
Cleaning
4.4 Spare parts
Always use genuine Sundström parts. Do not modify the
equipment. The use of non-genuine parts or modification of
the equipment may reduce the protective function and put at
risk the approvals received by the product.
4.4.1 To change the outer protective lens
• Loosen the screw in the holder for the welding filter.
Fig 6. (SR 591)
• Release and remove the holder for the welding filter. Fig 7.
• Release and remove the outer protective lens. Fig 8, 9.
• Fit the new outer protective lens. Fig. 10, 11.
• Fit the holder. Fig 7.
• Tighten the screw. Fig 12. (SR 591)
4.4.3 To change the welding filter
• Loosen the screw in the holder for the welding filter.
Fig 6. (SR 591)
• Release the holder for the welding filter. Fig 7.
• Release and remove the welding filter. Fig 18.
• Release and remove any inner protective lens. Fig 19.
• Fit any inner protective lens on the inside of the new welding
filter. Fig 20.
• Fit the new welding filter. Fig. 21.
• Fit the holder. Fig 7.
• Tighten the screw. Fig 12. (SR 591)
After use Annually
• •
•
4.4.4 To change the inner protective lens
• Loosen the screw in the holder for the welding filter. Fig 6.
(SR 591)
• Release the holder for the welding filter. Fig 7.
• Release and remove the the welding filter. Fig 18.
• Release and remove the inner protective lens. Fig 19.
• Fit the new inner protective lens on the inside of the welding
filter. Fig 20.
• Fit the welding filter. Fig. 21.
• Fit the holder. Fig 7.
• Tighten the screw. Fig 12. (SR 591)
4.4.5 To change the correction lens
• Release and remove the correction lens. Fig 22.
• Fit the new correction lens on the inside of the welding
filter. Fig 23.
4.4.6 To change the sweatband
• Remove the sweatband. Fig. 24.
• Fit the sweatband on the head harness. Fig. 25-28.
4.4.7 To change the head harness
• Remove the head harness from the welding shield by
releasing the two fixing points. Fig 29.
• Fit a new sweatband, see 4.4.6 To change sweatband.
• Secure the two fixing points of the head harness. Fig. 30.
• Check that the head harness is locked in the fixing points
of the welding shield.
• Adjust the head harness accoring to the instructions in
• section 3.2 Putting the welding shield on and adjustments.
•

5. Technical specification

Shelf life
The equipment has a shelf life of 5 years from the date of
manufacture.
Correction lens
Size: 108x51 mm. 1.0, 1.5, 2.0 and 2.5 dioptres.
Protective lens outer, PC
SR 591: Size 110x90 mm.
Welding filter
Size 110x90 mm. Shade EN 8 to EN 13.
Welding filter, automatic
Size 110x90 mm. Shade EN 3/10, EN 3/11 and EN 4/5 - 13.
Solar cell powered.
Visor
SR 591: The visor is marked: ALUEKTRO FW 1 F
Visor frame
SR 591: The visor frame is marked: AR EN 166 F.
ALUEKTRO FW / AR: Manufacturer
1: optical class
F: low energy impact
B: medium energy impact
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 %.
Weight
SR 591: 345 g
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