TM 10-4520-262-12&P 0013 00
OPERATOR MAINTENANCE
SPACE HEATER, CONVECTIVE
(NSN 4520-01-431-8927)
0013 00-1
GLOW PLUG
REPLACE
INITIAL SETUP
Tools
Materials/Parts
Wrench, (item 2, WP 0044 00)
Glow Plug, (item 10, WP 0067 00)
Equipment Condition
Heater shut down and all advisory lights off. (WP
0006 00)
In-tent controller assembly disconnected from
heater. (WP 0006 00)
Upper housing assembly removed (WP 0030 00).
Fuel supply disconnected. (WP 0006 00)
Battery disconnected. (WP 0018 00)
WARNING
The ignition system of this heater contains dangerous voltages which can cause severe
electrical shock. Be sure to disconnect battery before performing any maintenance
actions.
REPLACE
1. Disconnect battery (1).
2. Disconnect electrical lead (2) from glow plug (3).
3. Using wrench (4) supplied with the heater, loosen and remove glow plug (3) from burner
assembly (5) by turning in a counterclockwise direction.
4. Locate and remove a new glow plug (6) from the spare storage area (7) at the breathable air inlet
end of the heater. Screw the replacement glow plug (3) in clockwise direction into burner
assembly (5) and reconnect electrical lead (2).
