TM 11-5820-890-30-4
3-22. ECCM AND COMSEC FILL DEVICES, MX-18290/VRC AND KYK-13/TSEC.
If the ECCM or COMSEC fill devices will not hold or transfer a fill with a good battery, send them to general support
for repair. See chapter 17 for ECCM fill device maintenance.
Section VI. MAINTENANCE PROCEDURES
Subject
Para
Operational Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-23
Repair Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-24
Threaded Screw Insert Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . .
3-25
Removal and Installation of Test Adapter . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-26
Replacement of
Replacement of
Replacement of
Replacement of
Replacement of
Replacement of
Replacement of
Replacement of
Replacement of
Replacement of
Replacement of
Replacement of
Replacement of
Replacement of
Replacement 01
Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-27
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-28
Test Points and Power Plugs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-29
Power Supply CCA
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-30
Voltage Regulators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-31
Power Supply Mounting Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-32
RF Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-33
Relays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-34
Relay Mounting Brackets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-35
Resistor R3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-36
Resistor Mounting Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-37
Dummy Load and Attenuators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-38
Diode CR1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-39
Capacitor C1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-40
Mounting Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-41
Page
3-87
3-87
3-88
3-90
3-94
3-97
3-99
3-100
3-101
3-102
3-103
3-104
3-105
3-106
3-107
3-108
3-109
3-109
3-110
3-23. OPERATIONAL CHECK.
Perform the operational check found in paragraph 3-18 to verify proper operation of the reference fixture and test
adapter.
3-24. REPAIR INSTRUCTIONS.
The following paragraphs are the replacement instructions for the interconnecting device components. Refer to
chapter 2 for the RT instructions. Refer to chapters 4 and 7 for the mounting adapter and mounting base
instructions. Threaded screw inserts are replaced as described in paragraph 3-25. Table 3-3 lists the threaded
screw inserts included in the maintenance group. It also identifies where they are used in the equipment. Also
see TM 11-5820-890-30P-1.
Table 3-3. Threaded Screw Inserts
EQUIPMENT
LOCATION
SCREW INSERT
SIZE
QTY
TYPE
RT Chassis
where holding battery cover attaches
MA3330-102
M 3 x1
2
RT Chassis
where top cover attaches
MA3330-102
M3x1
13
RT Chassis
where bottom cover attaches
MA3330-102
M3x1
14
RT Chassis
where handle assembly attaches
MA3330-152
M3x1.5
4
RT Chassis
where guard assembly attaches
MA3330-152
M3x1.5
4
RT Chassis
where keypad attaches to front panel
MA3330-100
M2.2x1 4
3-87
