
SmallTalk ST2-SR user instructions
The SmallTalk ST2-SR is a communication accessory for the Sundström SR100
half mask and SR200 full face respirators. When used in accordance with these
instructions, the respirator continues to provide full protection.
To t battery (g. A):
● Removethebatterycoverbypressingdownandslidingitoutoftheunit.
● Inserta9Vbattery,withpolarityaspermarkingsinsidebatterycompartment.
● Whileholdingthebatteryinplace,slidebatterycoverbackinplace.
To attach SmallTalk to the respirator (g B):
● Removetheexhalationvalvecoverfromtheexhalationvalveonthe right hand sideofthe
mask.
● Removetheexhalationmembrane.Keepinasafeplaceforfutureuse.
● HALF MASK:Fitthemicrophoneholderovertherimoftheexhalationseat,withthecable
pointingdownwardstowardthe‘chin’oftherespirator(g.C).
● FULL FACE MASK: Detach the head harness and neck band buckles. Thread the slot in the
lugofthemicrophoneholderoverthetriangularharnessattachmentlip.Fitthemicrophone
holderovertherimoftheexhalationseat,withthecablepointingtowardsthe‘chin’ofthe
respirator.Reattachtheheadharnessandneckstrap(g.D).
● Attachthecablecliptothenametagholderofthemaskandmakesurethecableissecurely
fastenedtotheclip(g.C,D).
● DontherespiratorandcliptheSmallTalkST2-SRtoyourpocket,waistbeltorontothe
optionalbeltclip(g.E).
● SwitchontheSmallTalkST2-SRandadjustthevolumetothedesiredlevel.
IMPORTANT: before commencing work in a contaminated atmosphere, perform a leakage test
according to the respirator instruction manual (t the mask; cover the hole in the lter holder
with your hand so that it is completely sealed; breathe in and hold your breath. The mask should
press against your face for as long as you hold your breath. If the vacuum disappears quickly,
there is a leakage problem that needs to be rectied)(g.F).
REMOVAL: If you do not wish to use SmallTalk anymore, remove the device from the respirator
and replace the original membrane and valve cover. You MUST perform a leakage test before
using the respirator again (see ‘IMPORTANT’ above).
Cleaning and maintenance:
● TheSmallTalkST2-SRiswaterresistant.However,donotsubjectittorunningwater,and
do not immerse it in water.
● Wipetheloudspeakerwithclean,dampcloth.Donotusesolvents.
● Avoidexposingthemicrophonetowater.Wipewithclean,dampcloth.Donotblockvent
holes on the microphone housing.
● Ifunitaccidentallycomesintocontactwithwater;removebattery;wipeit;shakeoutany
waterinsidebatterycompartment.Letairdry.
A
B
C
E
100413-02 E 100413-02 E
D
F