TM 11-5985-355-13
(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
PMCS.
physician immediately.
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-
appx E).
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
3-5. Cleaning
(2) Carbon tetrachloride.
a.
To remove dirt from the surface of the
(3) Trichlorotrifluoroethane.
equipment, use a cleaning cloth.
(4) Penetrating oils.
(5) Paint thinner.
WARNING
(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
TRICHIOROTRIFLUOROETHANE.
Prolonged
(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
powder.
TRICHLOROTRIFLUOROETHANE dissolves natural
oils, prolonged contact with skin should be avoided.
Table 3-1. Operator's Preventive Maintenance Checks and Services (PMCS)
NOTE
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
INTERVAL
ITEM
Item to be
Equipment is Not
NO
B
D
AW
inspected
Procedure
Ready/Available If:
1
Lockwire
When the AS-27332/GRC is installed, the
lockwire is in place (fig. 2-2).
2
AS-2732/GRC
Tighten the unit on the spring ass embly
(fig. 2-2).
3
AS-2732/GRC If the AS/2732/GRC is removed from the
spring assembly, clean the bottom con-
4
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-
sembly.
5
AS-2731/GRC Check communication function of as-
Associated radio com-
sociated radio.
Munication fails be-
cause of AS-2731/GRC.
6
Restraint
Check that the upper insert screw caps have
not cut into the Restraint Assembly
Change 2 3-2