(Equipment Inspection and Maintenance
When necessary, use gloves which the solvent cannot
Worksheet) in recording the results of the
penetrate. If the solvent is taken internally, consult a
3. If the equipment must be kept in cons-
b. Remove grease, fungus, and ground-in dirt with
tant operation, check and service only
a cloth dampened with trichlorotrifluoroethane (item 1,
those items that can be checked and serv-
iced without disturbing operation. Make
c. Clean the plastic body of the MX-9146/GRC
complete checks and services when the
(fig. 1-1) with clean water. Never use the following on
equipment can be shut down.
the plastic surface:
(1) Cleaning solvent
(2) Carbon tetrachloride.
To remove dirt from the surface of the
equipment, use a cleaning cloth.
(4) Penetrating oils.
(5) Paint thinner.
(6) Detergent soap.
d. Clean the contact at the top of the MX-
Adequate ventilation should be provided while using
9146/'GRC and the curved spring contact SM-B-542008
(fig. 6-1) at the base of the AS-2732/GRC with a rubber
breathing of vapor should be avoided. The solvent
eraser of a pencil. Do not use an ink eraser, and never
should not be used near heat or open flame; the
use an abrasive, such as emory cloth or scouring
products of decomposition are toxic and irritating. Since
TRICHLOROTRIFLUOROETHANE dissolves natural
oils, prolonged contact with skin should be avoided.
Table 3-1. Operator's Preventive Maintenance Checks and Services (PMCS)
Within the designated interval, these checks are to be performed in the order listed.
B-Before D-During A-After W-Weekly
B - Before
D - During
A - After
W - Weekly
Item to be
Equipment is Not
When the AS-27332/GRC is installed, the
lockwire is in place (fig. 2-2).
Tighten the unit on the spring ass embly
AS-2732/GRC If the AS/2732/GRC is removed from the
spring assembly, clean the bottom con-
MX-9146/GRCa. If the AS-2732/GRC is removed, clean
b. Apply graphite grease (item 3, app E)
to the threads above the spring as-
AS-2731/GRC Check communication function of as-
Associated radio com-
Munication fails be-
cause of AS-2731/GRC.
Check that the upper insert screw caps have
not cut into the Restraint Assembly
Change 2 3-2