TM 9-4520-272-14&P
FIELD (UNIT) MAINTENANCE
LARGE CAPACITY FIELD HEATER (LCFH)
NSN 4520-01-500-1534
BURNER CONE ASSEMBLY
INSPECT, SERVICE, REPLACE
INITIAL SETUP:
Tools
Personnel Required
Tool Kit, General Mechanics (Item 2, WP 0092
MOS 63J or 52C
Materials/Parts
Equipment Condition
Rag, wiping, clean (Item 4, WP 0119 00)
Heater shut down and cool.
Engine bay access door open.
Main battery switch OFF and handle removed
Remove burner nozzle and electrode assy (WP
INSPECT
1. Remove burner nozzle and electrode assembly IAW WP 0050 00.
2. Inspect the interior of the burner cone assembly (1) for excessive amounts of carbon or other
combustion debris. If found, clean the interior of the burner cone assembly as detailed in the section
of this work package entitled SERVICE.
3. Inspect the inside of the burner cone assembly (1) and ensure that the interior is not cracked or
otherwise damaged. If damage is found, replace as detailed in the section of this work package
entitled REPLACE.
4. Install burner nozzle and electrode assembly IAW WP 0050 00.
SERVICE
1. Remove burner nozzle and electrode assembly IAW WP 0050 00.
2. Clean inside of the burner cone assembly (1) for pieces of carbon. Scrape with a screwdriver, wire
brush, or similar tool taking care not to damage burner cone assembly.
3. Collect any debris in a rag and dispose of properly.
4. Install burner nozzle and electrode assembly IAW WP 0050 00.
0051 00-1
