MSA FireHawk M7XT Fonctionnement/Entretien page 6

SCBA or during transfill operations. Also included with the URC
Assembly is a pressure relief valve for protection of the
cylinder burst disc.
FIREHAWK M7 CARRIER AND HARNESS ASSEMBLY
DO NOT use this carrier and harness assembly as a vertical
raising or lowering device. Misuse can result in serious
personal injury or death.
The carrier consists of a backplate, a cylinder band with latch to
hold the cylinder, and a harness, consisting of shoulder pads,
chest strap (optional), adjustable pull straps, waist belt, waist
belt mounted regulator retainer, swiveling lumbar pad (option-
al), and Rescue Belt II (optional).
ULTRA ELITE FACEPIECE
The facepiece is available in three sizes (small, medium, and
large).
The facepiece lens is constructed of high temperature resistant
materials and super-hardcoated to meet the requirements of
NFPA 1981.
The facepiece has a low-resistance, pressure-demand
exhalation valve.
An inhalation check valve in the inlet housing keeps moisture
and contaminants out of the Firehawk Regulator.
The facepiece has a speaking diaphragm for clear communica-
tion.
FIREHAWK M7 HUD OR I-HUD
The FireHawk M7 HUD, located on the Ultra Elite Facepiece
enables a user to see incremental cylinder pressure, PASS pre-
alarms, battery status, and telemetry information (optional)
while wearing the air mask.
The FireHawk M7 I-HUD performs the same functions as the
FireHawk M7 HUD, and it is located inside the Ultra Elite
Facepiece.
FIREHAWK M7XT CONTROL MODULE
The FireHawk M7XT Control Module is the user's interface with
the air mask.
The FireHawk M7XT Control Module is equipped with an
analog gauge as well as an LCD to provide the user vital infor-
mation: numeric and iconic cylinder pressure, battery status,
MSA 314 (L) Rev. 2 - 10128861
DESCRIPTION
WARNING
thermal alarm (optional), and time remaining.
If the air mask is equipped with the optional FireHawk M7XT
Telemetry Module, the radio link status and evacuation alarms
are displayed.
The integrated PASS motion sensor is housed within the
FireHawk M7XT Control Module.
FIREHAWK M7XT POWER MODULE
The FireHawk M7XT Power Module on the lower portion of the
backplate houses the batteries, serves as the cylinder stop,
emits audible PASS alarms, and has buddy lights.
The FireHawk M7XT Power Module is linked to the FireHawk
M7XT Control Module via the power cable.
OPTIONAL FIREHAWK M7XT AIR MASK COMPONENTS
Ultra Elite XT Communications System
The Ultra Elite XT Communication System is an electronic
speech projection system available with either an amplifier or
an amplifier with radio interface connection. The Ultra Elite XT
Communication System is connected to the Ultra Elite
Facepiece using the ClearCommand Communication System
Bracket.
FIREHAWK M7XT TELEMETRY MODULE
The FireHawk M7XT Telemetry Module provides the firefighter
with two-way communication with Incident Command. The
firefighter's vital statistics such as cylinder pressure, service
time remaining, PASS alarm, low battery alarm, and thermal
alarm are transmitted back to Incident Command via the MSA
Accountability System Base Station. Also, the firefighter can be
notified of an emergency evacuation alert remotely by
Incident Command. The radio transmitter is located inside of
the FireHawk M7XT Power Module.
RESCUE BELT II
The MSA Rescue Belt II is a personal escape system integrated
into a FireHawk M7 Carrier and Harness Assembly. The system
is designed to provide the user a means of escape from an
elevated position. Use of the Rescue Belt II must be in
accordance with the user's fire department procedures. Refer
to care and use instructions (P/N 10115063).
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