TM 5-4520-256-14
3-21. RECTIFIER MAINTENANCE
This task covers:
a.
Removal
b.
Inspection c.
Cleaning
d.
Testing e.
Installation
INITIAL SETUP:
Tools Required:
Tool Kit, General Mechanics
Multimeter
Materials Required:
Cleaning Solvent (Item 11, Appendix E)
WARNING
Cleaning solvent, Federal specification P-D-680, is toxic and flammable. Use only in a well-
ventilated area. Avoid prolonged breathing of fumes. Keep solvent away from flames. Do not
use in excessive amounts. Avoid skin contact.
Equipment Conditions:
Heater unit shut down and cool.
Power cable disconnected from power source.
Access door removed (para. 3-10a).
a.
Removal.
(1)
Tag and disconnect four connectors from rear of rectifier (4).
(2)
Remove nut (5), lockwasher (3), screw (2), and rectifier (4) from control panel (1).
Change 3 3-60
