Figure 1-4. Bottom case assembly.

TM 3-6665-225-12

Figure 1-4. Bottom case assembly.

D-rings (2) are fastened to the housing (4). Four

electrical cable assembly and an outer wrap as-

BA3030 batteries are secured in the housing.

sembly, and an inner wrap assembly. Six resilient

mounts shock mount the inner wrap assembly to

1-11. M10 Power Supply

the outer wrap assembly. TM 3-6665-273-20

The M10 power supply (3, fig. 1-1) requires input

describes the M182 mounting kit.

power of 115 or 220 volts at 50, 60, or 400 Hertz,

113. Installation Kits

found at fixed installations, and produces an

average output of 29.5 volts dc. Additional

Each installation kit mechanically and electrically

descriptive data on the M10 power supply is in

adapts a specific vehicle to accept an M43 detec-

TM 3-6665-261-14.

tor unit, an M42 alarm unit, an M228 or M182

mounting kit, and in some cases, refill kit compo-

1-12. Mounting Kits

nents and a BA3517/U battery. TM 3-6665-

a. A4228 Mounting Kit. The M228 mounting

274-20 describes the installation kits.

kit is used to electrically connect and mount the

1-14. M229 Refill Kit

M43 detector unit and the M42 alarm unit to a

(fig. 1-6)

wheeled vehicle. The kit consists of a high profile

The M229 refill kit contains materials for 15 days

mount (8, fig. 1-1) and an alarm unit mounting

of continuous operation. The kit consists of a

bracket (9). The high profile mount consists of an

sleeve (4), two drawers (1), and a plastic strap (2)

electrical cable assembly and an inner wrap as-

that is discarded when the refill kit is first opened.

sembly that is shock mounted to an outer wrap

The sleeve (4) and the drawers (1) are constructed

assembly by six resilient mounts. TM

of water-resistant corrugated fiberboard. The

3-6665-273-20 describes the M228 mounting kit.

expiration date of the kit is marked on the sleeve

b. M182 Mounting Kit. The M182 mounting

(4). Each drawer (1) contains 15 solution reser-

kit is used to electrically connect and mount the

voirs (5), one sensitivity check bottle (6), and 30

M43 detector unit and M42 alarm unit to a

air filter packages (7). Each air filter package con-

tracked vehicle. The kit consists of a low profile

sists of an air filter (10), a plastic wrapper (9) in

mount (10, fig. 1-1) and an alarm unit mounting

which the air filter is enclosed, and a watertight

bracket (9). The low profile mount consists of an

1-6