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TAL 201 (L) Rev. 1 - 818366
e. Attach the breathing tube to
the facepiece by threading the
coupling nut onto the breathing
tube. Be sure the gasket is in
the coupling nut. Hand-tighten.
3. Install the protective lens cartridge.
Select the proper cover lens for
the job. (Use the chart below as a
general guide to choose the car-
tridge.) A thinner cover lens may
not give satisfactory service life
because heavy abrasive may wear
holes in the lens.
a. To open the lens housing door,
grasp the top corner of the
plastic door and pull it away
from the hood.
b. Open the package of protec-
tive lens cartridges.
c. Insert the lens cartridge into
the lens housing. The car-
tridge can be installed so that
the pull-tabs are either at the
top or the bottom of the lens
housing.
Note: Be sure the 2 pull-tabs are not
caught in the lens door opening.
d. Close the lens housing door to
force the lens cartridge into
place. Pull on the door without
flexing the latch to be sure the
door is secured.
4. If a filter cartridge is to be used,
refer to page 16.
Note: The filter cartridge is not
approved for use on the combination
Duo-Flo type respirator.
5. Disconnect the socket assembly
from the valve-connector body
and thread the socket assembly
on the air-supply hose.
6. Connect the opposite end of the
air-supply hose to a respirable air
source.
Note: The pressure gauge assemblies
listed below are available with fittings.
The pressure gauge assembly is con-
nected to the air source where the air-
supply hose from MSA is attached.
Part No.
Description
476734
Snap-Tite
476735
Foster
476736
Duff-Norton
476737
Hansen
476738
CEJN
476739
Foster (w/check valve)
476740
Hansen (w/check valve)
DONNING
This section includes the necessary
steps to don and check-out the respi-
rator. These steps must be followed
each time the respirator is used.
This respirator must be used only
by trained personnel and according
to MSA’s instructions.
Do not use the respirator as an
underwater device.
Wear impermeable protective cloth-
ing if exposed to poisons which can
be absorbed by the skin.
Wear appropriate protective clothing
to protect your body from rebound-
ing abrasive material.
This system must be supplied with
respirable air. See ANSI Z86.1-1973
[Compressed Gas Association Spec-
ification G-7.1 for Quality Verification
Level (Grade D) Gaseous Air].
Component Assembly/Donning
Lens
Type
Type of Service
.090”
untempered
Medium abrasive
blasting
.090”
tempered
Medium abrasive
blasting and
added protection
against glass
breakage due to
rough handling
.120”
untempered
Heavy abrasive
blasting
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