MAINTENANCE OF THE M88A1 - OD1672 - LESSON 3/TASK 2
(b) Cables. Electrical cables are rubber covered. The ends of all
cables terminate in a pin or socket on a connector, plug, or receptacle, or
at a cable terminal.
The cables are crimped or soldered to the pins,
sockets, terminals, or ferrules.
(c) Connectors. Plug and receptacle-type connectors are used on the
M88A1 recovery vehicle. The plug-type connector (figure 42, view A, on the
following page) has four main components: the shell assembly, coupling nut,
grommet, and retaining nut. The receptacle-type connector (figure 42, view
B) has three components: the receptacle assembly, grommet, and retaining
nut. The receptacle assembly is secured to a box or panel with four screws.
The plug is secured to the receptacle with a coupling nut.
connection is made with the retaining nut by compressing the grommet to the
ends of the plug or shell assemblies. The shell and receptacle assemblies
have either pins or sockets for one or many electrical connections.
Waterproof rubber connectors are also used that have a male and a female
The female portion consists of a rubber shell, sleeve and
The male part consists of a rubber shell, a C washer, and a
The friction-fit union of the two halves forms a waterproof
Miscellaneous Electrical Components
Listed below is an example of the correct procedure unit
personnel would follow for troubleshooting, maintenance, and repair of the
M88A1 recovery vehicle miscellaneous electrical components and vehicle
The troubleshooting procedure provided below
performed as a result of the defect: VENTILATOR BLOWER DOES NOT RUN.
listed below, the first step in this procedure is to check for a defective
ventilator blower (VENT BLOWER) switch.
Check the VENT BLOWER switch (figure 40, view B, on page 89).
Ensure that the MASTER switch is in the ON position and check the VENT
BLOWER switch to ensure that it is tightly secured on its panel mounting.