COMBUSTION CONTROL RELAY (K8) MAINTENANCE.
This task covers:
Tool Kit, General Mechanics
Cleaning Solvent (Item 11, Appendix E)
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.
Heater unit shut down and cool.
Power cable disconnected from power source.
Access door removed (para 3-10a).
Disconnect connector (6) from relay bracket (5).
Remove four screws (1), four lockwashers (2), four flat washers (3), and bracket (5) from control panel (4).
Remove four self-locking nuts (7), four flat washers (9), and four screws (10).
Separate relay (8) from relay bracket (5).
Change 3 3-42