TM 10-4520-262-12&P 0036 00
UNIT MAINTENANCE
SPACE HEATER, CONVECTIVE
(NSN 4520-01-431-8927)
0036 00-1
FLOAT ASSEMBLY
REPLACE
INITIAL SETUP
Tools
Materials/Parts
Tool Kit, General Mechanics (Item 1, WP 0044 00)
Sealant, Thread (Item 3, WP 0067 00)
Rags, Wiping, Clean (Item 5, 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)
Fuel supply disconnected. (WP 0006 00)
Sediment strainer emptied of fuel. (WP 0020 00).
Upper housing assembly removed. (WP 0030 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 pack connector before performing any
maintenance actions.
REPLACE
1. To replace the float assembly (1) loosen and remove the fuel drain line fitting (2) on the top
assembly (3).
2. Remove the fuel hose (4) from the float assembly inlet fitting (5) in accordance with WP 0021 00.
3. Remove the float assembly inlet fitting (5) and set aside. Take note of the orientation of the fitting
as it will be installed on the new float assembly in the same orientation. Clean any residual thread
sealant from the threads of the fitting (5) and set aside.
4. Loosen and remove the two fuel line fittings (6 and 7) that attach to the “T” connector (8) at the
base of the float assembly (1).
5. Loosen and remove the two screws (9) that secure the float assembly (1) to the float assembly
bracket (10).
