TM 10-5410-221-24
ELECTRICAL SYSTEM REPAIR INSTRUCTIONS
Section I. CABLE ASSEMBLIES REPAIR INSTRUCTIONS
General
60 Hertz and 400 Hertz Power Input Cable
This section contains the electrical cable assemblies
Assemblies
used to connect an external electric power source to the
a. General. The 60 Hertz and 400 Hertz power
expendable shelter. They consist of a 60 Hertz input cab
input cable assemblies are heavy duty weather protected
assembly and a 400 Hertz power input cab assembly.
cable assemblies used to connect an electrical power
See figure 2-4 for schematic of cab assemblies.
source of 120/240 volt 60 Hertz and 120/208 volt 400
Warning: Personnel must observe extreme
Hertz power to the electrical system.
b. Removal, Test and Installation. Remove, test
caution to avoid contact with electrical circuits when
and install the cable assemblies as described in
power source is connected. In case of accident from
electrical shock, disconnect power source at once.
c. Repair. Minor cuts or abrasions to the rubber
If power source cannot be disconnected, free victim
insulation are acceptable and may be repaired by
from live conductor with a board or other
wrapping with vinyl electrical tape.
Replace cable
nonconductor.
If victim is unconscious, apply
assemblies if cuts or abrasions have severed or
artificial respiration and obtain medical help.
otherwise damaged the individual wires.
Section II. HARNESS ASSEMBLIES AND WIRE
REPAIR INSTRUCTIONS
assembly is being pulled out. The connecting wire must
General
be of sufficient strength to allow pulling the replacement
harness into raceway during installation procedure.
This section contains the electrical harness assemblies
and wires used to interconnect the electrical components
of the electrical system. They consist of a 400 Hertz and
(Located in back of manual)
60 Hertz power harness assemblies. Surgical and air-
lock lights harness assembly, lights harness assemblies,
400 Hertz (power
in)
Harness
and
surgical lights harness assemblies, under floor heater
Connector Assembly
harness assemblies an shelter loose wire assemblies.
Note. When removing the harness assemblies and
loose wire assemblies from the shelter electrical race
a.
Removal.
ways an electrical wire or other flexible cable (fishing
(1) Jack up the shelter to gain enough height
tool) must be tied to the harness or wire assembly end
for access to the electrical cable raceway under the
and pulled into the raceway as the harness or wire
shelter, and remove the access panels (fig. 10-12).
(2) Remove the eight bolts and washers
securing the harness clamps to the raceway.
