TM 11-6625-828-12
CHAPTER 2
INSTALLATION
Section I. SERVICE UPON RECEIPT OF EQUIPMENT
c. If the equipment has been used or reconditioned,
2-1. Unpacking
see whether it has been changed by a modification work
a. Packaging Date. When packed for shipment,
order (MWO). If the equipment has been modified, the
AN/ARM-5A is placed in a cardboard carton which, in
MWO number will appear on the front panel near the
turn, is sealed in a second cardboard carton, and with
nomenclature plate. If modified, see that any operational
the running spares package, packed in a third cardboard
instruction changes resulting from the modification have
carton as shown in figure 2-1. The final shipping
been entered in the equipment manual.
package is 14 1 4 inches wide by 23 1 4 inches long by
2034 inches high, weighs 75 pounds, and contains 4 15
NOTE
cubic feet of space.
Current MWO's applicable to the
b. Removing Contents.
equipment are listed in DA Pam 310-
(1) Cut the pressure-sensitive tape and open the
7.
outer carton.
(2) Remove the package of running spares and the
2-3.
Tools and Test Equipment Required for
sealed carton from the outer carton.
Installation
(3) Cut the pressure-sensitive tape and open the
No tools or test equipment are required for installation of
sealed carton.
Test Set, Radio AN/ARM-A.
(4) Remove the technical manuals and the inner
carton that is wrapped in water-vaporprof barrier
2-4. Installation of Equipment
material.
Place the SG-66B/ARM-5 signal generator on any
(5) Remove the barrier material and open the inner
convenient well-lighted work surface or test bench that is
carton.
close (within 6 feet) to 115-volt, 60-cycle ac power.
(6) Remove the two cable assemblies and the
corrugated pad and lift out the corrugated fillers from
2-5. Installation of Fuses and Crystals I The SG-
each corner of the inner carton.
66/ARM-5 is shipped with the tubes, fuses, and crystals
(7) Grasp the two front-panel handles, and lift the
installed.
SG-66B/ARM-5 straight up and out of the carton.
a. Check fuses F101 through F104 for breakage by
removing them from the fuseholders on the equipment
2-2. Checking Unpacked Equipment
front panel (fig. 3-1). Fuses F101 and F102 are
a. Inspect the equipment for damage incurred during
operational while F103 and F104 are spares.
shipment. If the equipment has been damaged, report
b. Remove the crystal cover located on the front
the damage on DD Form 6 (para 4-3).
panel, and check crystals Y101 and Y102 for proper
b. See that the equipment is complete as listed on
placement and contact (fig. 3-1). Be sure that the
the packing slip. Report all discrepancies in accordance
crystals are of the desired frequency.
with TM 38-750. Shortage of a minor assembly or part
that does affect proper functioning of the equipment
should not prevent use of the equipment.
Change 1 2-1
