TM 5-4520-256-14
3-39. NOZZLE MAINTENANCE.
This Task Covers:
a. Removal
b. Inspection
c. Cleaning
d. Installation
INITIAL SETUP:
Tools Required:
Tool Kit, General Mechanics
Materials Required:
Cleaning Solvent (Item 11, Appendix E)
Locking Compound (Item 6, 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.
Air filters and access door removed (para 3-10a).
Flame detector removed (para 3-37a).
Electrodes removed (para 3-38a).
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