SCOTT M98 - Page 9

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3. Selection of breathing protector equipped with filter
Type of protective device
Multiples of threshold concentration **)
Remarks, limitations
APF (Assigned protection factor)
BS 4275 (GB)
BGR 190-ZH1/701 (DE)
Full face mask with particle filter P3
40
400
Particles
Full face mask with gas filter *)
20
400
Filter types A, B, E, K, AX, SX, Hg-P3 and
NO-P3 have different applications. For more
information, see Instructions for Use of Scott
Health & Safety filters.
Device with combined filter
The specified multiples of threshold value for the gas or particle
filters are given separately, but in all cases the lowest value applies
*) Provided that the maximum permissible detrimental gas concentration for the gas filter is not exceeded. For
non-powered filtering devices with gas filter, concentration must not exceed 0.1 vol.% in gas filter class 1 and
0.5 vol.% in gas filter class 2 and 1.0 vol.% in gas filter class 3.
**) If national guidelines exist: in all cases the lowest value applies.
Pro2000- and Protector branded filters with full face mask
Gas filter
Combined filter
Particle filter
GF 22 and GF 32
CF 22R, CFR 22R, CF 32R, CFR 32R and NBC 22R
PF 10PR
RC220/N, RC224/N, RC233/N
RC251/N
4. Preparations for use, and Donning
Check before use
intactness of facepiece, rubber parts and visor
head harness condition and elasticity
that speech diaphragm is in place
that exhalation valve is in place and that its cover is properly fastened
that inh. and exh. valves function properly
that drinking device is properly fastened
that the filter is correct for the intended use. Filter type and class are evident from the marking.
that storage period of the filter has not been exceeded
filter condition and intactness. Shake the filter to ensure that there are no loose
components/contents The filter shall be replaced if it has been exposed to strong press or
impact. It may be damaged.
4.1 Fitting of the filter: Remove eventual safety plugs from the filter. Screw the filter tightly in the
connector of the mask (=inh. valve body).
4.2 When needed, connect the spectacles to the inner mask and adjust their position.
4.3 A sweat band is recommended to control excessive hair.
4.4 Loosen the head harness straps.
4.5 Locate the chin pocket of the mask properly on the chin and pull the head harness over the
head.
4.6 Check that the chin is in the chin pocket. Tighten the straps. Start with neck straps, pull backwards
(not outwards). Then adjust the temple straps and finally the upper strap. The cradle/net lies
centered on the back of the head.
Check that the faceseal touches the skin all around, especially under the chin pocket. Try moving
the mask sideways to verify that there is no slippage.