Figure 3.
M109 shop van windows,
(5) The AC to DC converter changes the 115 volts AC to 24 volts DC to
operate the exhaust blower. The switch on the panel controls the selection of
vehicle battery power or the external AC power. Also, the HI-LO position controls
the speed of the exhaust blower motor.
b. Foldout 1 shows the interior of the M109 shop van and covers the
installation of the basic set. The figure shows the four workbenches and mounted
equipment.
c. Foldout 2 shows the interior of the M109 shop van, with the No 2
supplemental set installed in accordance with TB ORD 444-18. Note the single
worktable, generator test stand, and ignition magneto test stand on the storage
cabinet.
3. M146 SEMITRAILER. The 6-ton, 2 wheeled, shop van semitrailer M146 (fig 6B)
is designed to provide quarters for the field shop equipment. It is intended for
use on highways or cross country with a 2-1/2-ton, 6x6, M48 truck tractor or
equivalent as the towing vehicle.
OS 010, 9-P4
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