TM 10--3510--221--24
0264 00--1
HEATER ASSEMBLY REPLACEMENT
0264 00
THIS WORK PACKAGE COVERS:
Removal, Installation
INITIAL SETUP:
Maintenance Level
Materials/Parts
Direct Support
Rag, Wiping (Item 4, WP 0271 00)
Tags, (Item 9, WP 0271 00)
Gasket, Sanitary (Qty 4), (Item 6, WP 0275 00)
Strap, Tiedown, (Item 14, WP 0275 00)
Washer, Lock, (Item 30, WP 0275 00)
Tools and Special Tools
Equipment Conditions
Tool Kit, General Mechanics (Item 1, WP 0272 00)
LADS power shut off at main control
Container, 5--Gallon, Qty 2 (Item 3, WP 0272 00)
enclosure (WP 0112 00).
Forklift, 5,000 lbs
REMOVAL
WARNING
Thermal fluid can reach temperatures near 400o F when the heating system is operating.
Allow thermal fluid and heating system piping to cool prior to performing maintenance.
Always wear gloves and eye protection. Failure to follow this precaution could result in
severe personal burn injuries.
WARNING
The fuels used on the heating system are highly explosive. DO NOT smoke or use open
flame when performing maintenance. Flames and explosion could occur resulting in severe
personal injury or death.
1. Disconnect fuel hoses (1 and 2) from quick--connect fittings (3 and 4).
2. Place clean container under drain valves (5, 6, and 7).
3. Close isolation valves (8 through 16).
4. Open drain valves (5, 6, 7). Allow thermal fluid to drain then close drain valves.
NOTE
When disconnecting inlet and outlet hoses at heater and still a clean container should be
placed under connection to catch residual thermal fluid.
5. At connections for inlet hose (17) and outlet hose (18) perform the following, one connection at a time:
a. Remove two screws (19), lock washers (20), and nuts (21) then remove clamp (22).
b. Separate hose connection then position to allow thermal fluid to drain into container.
c. Remove and discard gasket (23) from hose connection.
