Fitting Instructions - 3M MT13H223A Manual

Australia/New Zealand Standard AS/NZS 1270:2002
C:1 Test Frequencies
C:2 Mean Attenuation, Mean Att
C:3 Standard Deviation, St Dev
C:4 Mean minus SD
Compatible Industrial Safety Helmets
EN352-3:2003: These ear-muffs should be fitted to, and used only with, the industrial safety helmets listed in
TableD. AS/NZS 1270:2002: This earmuff was tested in combination with the following industrial safety helmet, and
may give different levels of protection if fitted to different helmets: Protector HC600.
Explanation of the industrial safety helmet attachment table:
D:1 Helmet manufacturer
D:2 Helmet model
D:3 Helmet attachment
D:4 Head size: S = small, M = medium, L = large
Explanation of the electrical audio input level table:
E:1 Input signal level U (mV, RMS)
E:2 Mean sound pressure level (dB(A))
E:3 Sound pressure standard deviation (dB)
E:4 Input signal level for which the mean plus one standard deviation equals 82 dB(A)
COMPONENTS
MT13H220A, MT13H221A, MT13H222A, MT13H223A
F:1 Headband (Stainless steel, PVC, PA)
F: 2Headband wire (stainless steel)
F: 3Two-point fastener (POM)
F: 4Cushion (PVC foil and PUR foam)
F: 5Foam liner (PUR foam)
F:6 Cup (ABS)
F:7 Level dependent Microphone for ambient listening (PUR foam)
F:8 Latch (PA)
F:9On/Off/Mode button (TPE)
F:10 [+] button (TPE)
F:11 [-] button (TPE)
MT13H220P3E, MT13H221P3E
F:12 Cup supporting arm (stainless steel)

FITTING INSTRUCTIONS

Headband
G:1 Slide out the cups and tilt the top out, as the cable must be on the outside of the headband.
G:2 Adjust the height of the cups by sliding them up or down while holding the headband in place.
G:3 The headband should be positioned across the top of your head.
Helmet Attachment
G:7 Insert the helmet attachment in the slot on the helmet and snap it into place(G:8). G:9 Work mode. To switch
the unit from ventilation mode to work mode, press the headband wires inwards until you hear a click on both sides.
Make sure that the cups and the headband wires do not press on the edge of the helmet when in work mode as this
can cause noise leakage. G:10 Ventilation mode. Avoid placing the cups against the helmet (G:11) as this prevents
ventilation.
OPERATING INSTRUCTIONS
Switching the headset on and off
Press and hold the On/Off/Mode button (F:9). A voice message will confirm.
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