TM 10--3510--221--24
0170 00--1
THERMAL FLUID STRAINER SERVICING
0170 00
THIS WORK PACKAGE COVERS:
Removal, Cleaning, Installation
INITIAL SETUP:
Maintenance Level
Materials/Parts
Unit
Rag, Wiping (Item 4, WP 0271 00)
Gasket, Strainer(Item 8, 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 (Item 3, WP 0272 00)
enclosure (WP 0112 00).
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 burn injuries.
1. Remove eight screws (1), sixteen flat washers (2), and eight nuts (3), then remove access plate (4) from ISO
frame (5).
2. Close isolation valves (6 through 11).
3. Place a clean container under drain port (12).
4. Place a wiping rags under strainer housing (13)
5. Remove cap (14).
6. Open manual valve (15).
7. Loosen, but do not remove, four nuts (16) securing cover plate (17) to strainer housing (13).
8. Break seal between cover plate (17) and strainer housing (13) and allow thermal fluid to drain.
9. When all thermal fluid has drained, close manual valve (15) and reinstall cap (14).
10. Remove four nuts (16) and cover plate (17) from strainer housing (13).
11. Remove gasket (18) from cover plate (17).
12. Remove strainer (19) from strainer housing (13).
CLEANING
1. Rinse cover plate (17) and strainer (19) with clean water to remove all contaminants.
2. Thoroughly dry cover plate (17) and strainer (19) with a clean rag. Ensure all remnants of old gasket are
removed from cover plate.
3. Wipe any contamination out of strainer housing (13) with a clean rag. Ensure all remnants of old gasket are
removed from strainer housing.
4. Clean--up any residual thermal fluid in heater area.
5. Inspect strainer (19) for tears. Replace if torn.
