TM 5-4520-240-14
Figure 9-2. Burner head component, exploded view.
e. Unscrew the nut on the ignition cable (3) and
compression sleeve (14), compression nut, and ther-
remove the cable and waterproof connector (4).
mocouple from the heat exchanger. Unscrew and
Unscrew the igniter (5) and remove the igniter and
remove the adapter (15).
gasket (6) from the burner head.
h. Use an Allen screw screwdriver to remove the
f. Remove the nut (7) and lock washer (8) and discon-
screws (1, fig. 9-3) and lock washers (2) securing the
nect the blue lead from glow plug (9). Unscrew and
burner head (3) to the heat exchanger housing (24).
remove the glow plug and the gasket (10) from the
Remove the burner head and gasket (4).
burner head.
i. Remove the overheat thermostat. Remove the nut
g. Disengage the grommet from the hole in the heat
(5), lock washers (6 and 8), and screw (7) securing the
exchanger housing. Unscrew the compression nut (12)
bracket (9) to the heat exchanger (22); remove the
on the thermocouple (13) and remove the assembled
bracket.
9-2