TM 10-5410-221-14/1
b. Removal.
6-16. Humidifier Wiring Harness Assembly.
(1) Jack up the shelter to gain access to the
electrical cable raceway under the shelter and remove
a. General. The humidifier wiring harness assembly
the raceway access panels (fig. 6-4).
(10, FO-3) (located in back of manual) consists of a
(2) Remove the clamps used to secure the wiring
connector and seven electrical leads (fig. 6-22) to
harness to the raceway.
provide interconnection between the power distribution
(3) Disconnect electrical leads from terminals 1
box and a humidifier output receptacle.
through 3 on terminal board (68, fig. 6-7) in the power
b. Removal.
distribution box.
(1) Remove electrical leads from terminal (38, fig. 6-
(4) Remove the nuts, washers and screws used to
7, sheet 2 of 5), terminal (28) and terminals (45) in the
secure connector to the water box and remove the wiring
power distribution box.
harness.
(2) Remove screws securing cover (5, fig. 6-22) to
c. Disassembly. Disassemble wiring harness as
receptacle box.
required for replacement of damaged parts by removing
(3) Pull wiring harness from electrical raceway.
terminals (1, fig. 6-21) from electrical leads.
c. Disassembly. Disassemble wiring harness as
d. Assembly. Assemble wiring harness using figure
required for replacement of damaged parts as follows.
(1) Remove terminals (1, fig. 6-22).
e. Test. Use a continuity light, multimeter (para 11-
(2) Remove nuts (2), washers (3) and screws (4)
2) or other continuity checking device to check continuity
used to secure cover (5) to connector (7) and remove
of wiring. Continuity must exist between end fittings on
cover (5).
individual wires. Continuity must not exist between
(3) Slide insulation sleeving (6) back to expose
connector pins or between connector pins and connector
soldered wire connections to connector (7). Unsolder
shell. If test indicates a defective connector or wire,
connections and remove wires (8 and 9) from connector
replace harness assembly.
(7). Remove sleeving (6).
f. Repair. If possible, straighten any bent connector
d. Assembly. Using figure 6-22 as a guide,
pins. Inspect wires for abrasions and cuts of insulation.
assemble the humidifier wiring harness as follows:
Minor cuts and abrasions are acceptable and may be
(1) Install insulation sleeving (6, fig. 6-22) over wires
repaired by wrapping with vinyl tape. Replace harness
(8) and push back to expose connection end. Solder
assembly if individual wires are cut or otherwise
wires (8 and 9) to connector (7) according to
damaged.
Specification MILS-6872 using Sn60 solder that
conforms to Specification QQ-S-571. Slide insulation
NOTE
sleeving (6) over soldered connection points.
(2) Install cover plate (5, fig. 6-22) on connector (7)
Cuts
or
abrasions
of
harness
and secure with screws (4), washers (3) and nuts (2).
assemblies may be due to sharp edges
(3) Install terminals (1) and crimp to secure.
of electrical raceways, interference with
e. Test. Use a continuity light, multimeter (para 11-
other components or improper handling.
2) or other continuity checking device to check continuity
The cause shall be determined and
of wiring. Continuity must exist between end fittings on
eliminated before installation of the
individual wires. Continuity must not exist between
harness assemblies.
g. Installation. Install wiring harness assembly as
connector pins or between connector pins and connector
shell. Replace individual wires or connector if continuity
follows:
does not exist.
(1) Install the nuts, washers, and screws used to
f. Repair. If possible, straighten any bent connector
secure connector to the water box and install the wiring
pins. Inspect wires and insulation sleeves for abrasions
harness.
and cuts. Minor cuts and abrasions are acceptable and
(2) Connect electrical leads to terminals 1 through 3
may be repaired by wrapping with vinyl tape. Replace if
on terminal board (68, fig. 6-7, sheet 2 of 5) in the power
cut or otherwise damaged. Bent or damaged cover (5,
distribution box.
(3) Install the clamps used to secure the wiring
using a padded vise, hammer or other suitable tool.
harness to the raceway.
( 4) Jack up the shelter to gain access to the electrical
cable raceway under the shelter and install the raceway
access panels (fig. 6-4).
6-29
