Replacement Of Visor; Parts List - Sundstrom SR 580 Mode D'emploi

• Check and, if necessary, clean the seal groove in the valve
seat.
• Press the new membrane securely on the pin. Carefully
check that the membrane is fully in contact with the valve
seat.
• Press the valve cover firmly back into position. A 'snap'
indicates that it is locked in position.

4.4.2 Replacement of visor

No tools are required to replace the visor. Do the following:
• Unhook the face seal from the harness (fig. 8).
• Remove the lower visor frame (fig. 17).
• Remove the visor.
• Fit the visor into the lower visor frame. Applying a little water
to the seal will make fitting easier (fig.6).
• Fit the lower visor frame to the helmet by sliding it into
position. A 'click' indicates that is locked in position
(fig. 7a-7d).
• Check that the visor has achieved a full seal around the entire
visor frame.
• Attach the hooks in the harness (fig. 8).
4.4.3 Replacement of face seal
The face seal plastic frame has a groove in which a flange on
the lower visor frame fits. The frame locks into position using
two pins – one at either end -, which fit into a hole in the visor.
The face seal covering has hooks at either end that attach to
the head harness. Do the following:
• Unhook the face seal from the head harness (fig. 8).
• Remove the lower visor frame (fig. 17).
• Unfasten the face seal by pulling its frame until the pins
release from the holes in the visor (fig. 5).
• Remove the face seal.
• Fit the face seal on the inner flange in the lower visor frame
(fig. 3) Start at one side, push the pin upwards and control
that the lip is fastened in the lower visor frame. (fig. 4).
• Push along the face seal frame so it is securely fastened on
the lower visor frame (fig. 5). Control that the pin and lip is
fastened on both sides (fig. 4).
• Fit the lower visor frame to the helmet by sliding it into
position. A 'click' indicates that it is locked in position
(fig. 7a-7d).
• Attach the hooks in the head harness (fig. 8).
4.4.4 Replacement of sweatband
The sweatband is attached to the forehead strap by a Velcro
tape. Do the following:
• Unhook the face seal from the head harness (fig. 8).
• Remove the sweatband.
• Fit the Velcro tape with the rough side towards the forehead
strap and the groove facing upwards.
• Attach the face seal hooks in the head harness (fig. 8).
4.4.5 Replacement of gasket
The gasket is located inside the helmet (fig 1a/2a). Do the
following:
• Unscrew the hose from the helmet.
• Remove the gasket from the flange and fit the new gasket.

5. Parts list

Designation
Helmet, incl. air duct
Upper frame set
Lower frame set
Head harness
Face seal
Leaf spring
Set of valves
Order no.
R06-0801
R06-0802
R06-0803
R06-0804
R06-0805
R06-0806
R06-0807
Visor, PC
Sweatband
Breathing hose for SR 580
O-ring fo r hose, fig. 1c/2c
Gasket SR 200/SR 580, fig 1a/2a
Peel of set SR 582 *
Cleaning wipes. 50/box
* Must not be used in potentially explosive atmosphere
6. Approvals
SR 580 with SR 500/SR 500 EX or SR 700: EN 12941:1998,
class TH3.
SR 580 with SR 507 and compressed air hose SR 358 or SR
359: EN 14594:2005, class 3A, 3B.
SR 580 with SR 507 and compressed air hose SR 360: EN
14594:2005, class 3A.
Helmet: EN 397:1995.
SR 580 in combination with fan SR 500 EX is approved in
accordance with ATEX Directive 94/9/EC and IECEx Scheme.
ATEX-codes:
II 2 G Ex ib IIA T3 Gb
II 2 D Ex ib IIIC T195°C Db
Key to ATEX markings:
Explosion protection mark.
II Equipment group (explosive atmospheres other
than mines with fire damp).
2 G Equipment category (2 = High level of protection for
Zone 1, G = Gas).
2 D Equipment category (2 = High level of protection for
Zone 21, D = Dust).
Ex Explosion protected.
ib Type of protection (Intrinsic safety).
IIA Gas group (Propane).
IIIC Dust material group (zone with conductive dust).
Temperature class, gas (maximum surface
T3
temperature +200°C).
T195°C Temperature class, dust (maximum surface
temperature +195°C).
Equipment Protection Level, gas (high protection).
Gb
Db Equipment Protection Level, dust (high protection).
IECEx codes:
Ex ib IIA T3 Gb
Ex ib IIIC T195°C Db
Key to IECEx markings:
Ex Explosion protected.
Type of protection (Intrinsic safety).
ib
IIA Gas group (Propane).
IIIC Dust material group (zone with conductive dust).
T3 Temperature class, gas (maximum surface
temperature +200°C).
T195°C Temperature class, dust (maximum surface
temperature +195°C).
Equipment Protection Level, gas (high protection).
Gb
Db Equipment Protection Level, dust (high protection).
Type approval in accordance with PPE Directive 89/686/EEC
has been issued by Notified Body No. 0194.
For address, see back cover.
Type approvals in accordance with ATEX Directive 94/9/EC
and IECEx Scheme have been issued by Notified Body No.
0470. NEMKO AS, Gaustadalléen 30, N-0314 Oslo, Norway.
R06-0808
R06-0809
R06-0810
R06-0202
R01-1205
T06-0801
H09-0401
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