TM 1-1270-476-30
4-365
4-44. LASER ELECTRONICS UNIT (LEU) ASSEMBLY REPAIR
This task covers replacement of:
Para
Item
1.
Circuit card assembly (CCA) A2 thru
A6
2.
Relay K1
Para
Item
3.
High voltage (HV) power supply
assembly A7
4.
Relief valve
INITIAL SETUP
Tools
Aircraft armament repairman tool set
Materials (appendix C)/Parts
Sealing, locking, and retaining compound
(Item 13)
Insulation sleeving (Item 32)
Sealing, locking, and retaining compound
primer (Item 45)
Masking tape (Item 59)
Preformed packing
Personnel Required
68J Aircraft Fire Control Repairer
1. CIRCUIT CARD ASSEMBLY (CCA) A2 THRU
A6 REPLACEMENT
CAUTION
These CCAs contain electrostatic discharge
sensitive (ESDS) devices. Refer to paragraph
2-8 for handling requirements before starting
this task, to prevent damage to the devices.
REMOVAL
a. Remove card basket cover (1) by removing
18 screws (2) and washers (3). Discard
preformed packing (4).
