Do not become victim to proving that Murphy's law is
When the major unit is in the shop, certain
true.
precautions should be followed prior to disassembly or
removal of assemblies or subassemblies. The outside of
Q1-7. What is the first thing you should do when a
the unit should be cleaned, as discussed in the previous
piece of support equipment comes in for in-
section. When the dust covers are removed, any gaskets
spection?
in use should be inspected. If found damaged, new ones
1.
Inform your supervisor
must be obtained.
2.
Change the oil
3.
Clean it
Repair Of Equipment
4.
Refer to Maintenance
Requirements
Whenever the repair of assemblies or sub-
Cards
assemblies is required, you must always ensure that you
Q1-8. What are the two types of maintenance?
refer to the applicable maintenance instruction manual
1.
Preventive & Corrective
(MIM) for the equipment you are working on for proper
2.
Preoperational & Postoperational
procedures in repairing the item.
3.
Transfer & Acceptance
Reinstallation Of Equipment
4.
Calendar & Special
Q1-9. What type of inspection was formerly known
Reinstallation is usually just the reverse of the
as a periodic inspection?
removal procedure. Although installation procedures
are listed in the appropriate equipment manual, this
1.
Transfer
phase of the operation causes a great deal of trouble.
2.
Postoperational
Most of the troubles result from carelessness and
3.
Preoperational
oversight on the part of the technician. Specific
4.
Calendar
instances are loose cable connections, switched cable
Q1-10.
When, if ever, can you transfer support
terminals, improper or missing hardware, and loose
equipment in a nonoperational or incomplete
fittings or leaks.
status?
NOTE: Electrical connectors must be connected
1. Only with prior approval from the CO
carefully to prevent bending or breaking the connecting
2. Only with prior approval from SECA
points. Any positive locking device that is required,
3. Only with prior approval from the
such as stop nuts, safety wire, cotter pins, must be
Department Head
installed.
4. Never
MURPHY'S LAW
Q1-11.
Which of the following troubleshooting
aids are the most useful to you when
There is no doubt that you are familiar with Ohm's
troubleshooting an electrical malfunction?
law. There is another law with which the technician
1. Logic, supervisor, and peers
may not be quite so familiar. This law, known as
2. Supervisor, preoperational inspection,
Murphy's law, states that "IF A PART CAN BE
and functional diagrams
INSTALLED WRONG, NO MATTER HOW
3. Logic and preoperational inspection
REMOTE THE POSSIBILITY, SOMEONE WILL
4. Wiring diagrams, experience, MIM, and
INSTALL IT THAT WAY." To ignore this law can
functional drawings
cause problems that range from embarrassment of the
technician or actual destruction of equipment to injury
EQUIPMENT SERVICING
or death to personnel. Each month the Naval Aviation
Safety Review and Approach publications present the
LEARNING OBJECTIVES: Recognize
problems caused by maintenance personnel when
proper procedures for servicing support
Murphy's law was proven true. Danger areas you
equipment. Identify consumable materials
should watch for are installation of cable connector
used in servicing support equipment.
The life of support equipment depends upon proper
installing tubes in the wrong sockets, and so on. The
care and servicing. Most of the service requirements are
possibilities are endless, and a good maintenance
simple, but important. Servicing support equipment
technician must be constantly alert to the dangers.
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